Lesson 1 Growing up with Family Remembering Multiple Choice Questions 1) Which of the following animals lays eggs? [D] (A) dog (B) cat (C) cow (D) hen 2) Which of the following animals gives birth to babies? [C] (A) frog (B) lizard (C) lion (D) snake Fill in the Blanks 3) Calves grow inside the mother cow for about ______________n_i_n_e__m__o_n_t_h_s______________. 4) Young ones of some animals hatch out of ____________________e_g_g_s____________________. Very Short Answer Questions 5) What do you see in the picture shown below? Ans. _A__sn__a_k_e__w__it_h_i_ts__e_g_g__s________________________________________________________________ 1
6) Rearrange the jumbled letters to find the names of young ones of animals. a) iketnt: _____________________k_i_tt_e_n________________________ (Hint: young one of a cat) b) ikchc: _____________________c__h_ic__k_______________________ (Hint: young one of a hen) Short Answer Question 7) Group the following into animals that lay eggs and animals that give birth to babies. horse, fish, elephant, hen Ans. Animals that lay eggs Animals that give birth to babies _fi_s_h_____________________________________ _h_o_r_s_e__________________________________ _h_e__n____________________________________ _e_le__p_h_a__n_t______________________________ ________________________________________ _fi_sh__(_S_o_m__e__f_is_h__g_iv_e__b__ir_th__t_o__b_a_b__ie_s_._)_____ Understanding True or False [ True ] 8) Young ones of animals mostly depend on their mothers for food. 9) A hen feeds its young ones with milk. [ False ] 10) Human babies do not drink milk. [ False ] 11) Our parents were also born as small babies. [ True ] Short Answer Questions 12) How do the animals that give birth to young ones feed their babies? Give an example. Ans. _A_n_i_m__a_ls__th__a_t_g__iv_e__b_i_rt_h__to__y_o__u_n_g__o_n_e__s_f_e_e_d__t_h_e__b_a__b_i_e_s_o_n__t_h_e_i_r_m__il_k_. _F_o_r_e__xa__m__p_le__,_c_o_w__s_ _fe__e_d__th__e_ir__y_o_u_n_g__o__n_e_s_(_c_a__lv_e__s)__o_n__th__e_ir_m__i_lk_.__________________________________________ ____________________________________________________________________________________ 13) Who all take care of a newborn human baby? Ans. T_h_e__m__o__th_e__r_a_n_d__f_a_t_h_e__r _ta__k_e__c_a_r_e__o_f_t_h_e_i_r_b_a__b_y_._O__t_h_e_r_f_a_m__i_ly__m__e_m__b_e_r_s_a__ls_o__h_e_l_p__th_e__m__. _ ____________________________________________________________________________________ ____________________________________________________________________________________ 2
Long Answer Question 14) In the space given, write what your parents did when they were small. Use the images as hints. a) _c_ri_e_d_________________________ b) w__e_n_t__to__s_c_h__o_o_l_______________ _____________________________ _____________________________ c) d__id__t_h_e_i_r_h_o_m__e__w_o__rk___________ d) p__la_y__e_d__w_i_th__t_h_e_i_r_t_o_y_s_________ _____________________________ _____________________________ e) d__id__n_a__u_g_h__ty__th__in_g__s___________ f) _r_e_a_d__s_t_o_r_y_b_o_o__k_s_____________ _____________________________ _____________________________ g) f_o_u__g_h_t_w__it_h__t_h_e_ir__si_b_l_in_g__s ______ h) l_e_a__rn_t__n_e_w__t_h_i_n_g_s_____________ o__r _fr_ie__n_d_s_____________________ _____________________________ Application Multiple Choice Questions 15) What do you see in the picture? [C] [A] (A) a joint family (B) a family with new born baby (C) family with their adopted dog (D) orphans 16) Children who have lost both their parents are called: (A) orphans (B) adopted babies (C) newborn babies (D) young ones WB: Growing up with Family 3
Short Answer Questions 17) What is adoption? Ans. S_o__m__e_f_a_m__i_li_e_s_b__ri_n_g__u_p__c_h_i_ld_r_e_n__b__o_rn__o__f _o_t_h_e_r_p__a_r_e_n_t_s_a__s_t_h_e_i_r _o_w__n_._T_h_e_y__m__a_k_e__t_h_e_s_e____ c__h_il_d_r_e_n__a__p_a_r_t_o__f _th__e_ir__o_w_n__f_a_m__i_ly_._T_h_i_s_is__c_a_l_le_d__a__d_o_p__ti_o_n_._____________________________ ____________________________________________________________________________________ 18) What do the adoptive parents do for their adopted child? Ans. A__d_o__p_t_iv_e__p_a__re__n_t_s_t_a_k_e__th__e__a_d_o__p_t_e_d__c_h_i_ld__h_o__m_e__._T_h_e_y__lo__v_e__a_n_d__t_a_k_e__c_a__re__o_f__th_e__ir______ a__d_o_p__t_e_d__c_h_i_ld__a_s__th__e_ir_o__w_n__. _________________________________________________________ ____________________________________________________________________________________ Long Answer Question 19) What should Rahul do to take care of his puppy? Use the images as hints. a) b) _____________P_r_o_v_id__e_s_h_e_l_te_r_.__________ _______________P_l_a_y_w__it_h_i_t.____________ ____________________________________ ____________________________________ c) d) _____________G__iv_e__it_e_n__o_u_g_h___________ ____________T_a_k_e__it_t_o_a__d_o__c_to__r ________ ____________f_o_o_d__a_n_d__w__a_t_e_r.__________ ____________w_h__e_n_i_t_is_n__o_t_w_e__ll._________ 4
Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) List the things your mother and father do to take care of you. (Hint: provide food, play with you, help you with your homework, buy new things, teach you good manners and so on) Ans. Mother Father L_e__a_r_n_e_r_’s__re__sp__o_n_s_e_______________________ ________________________________________ ________________________________________ ________________________________________ ________________________________________ ________________________________________ ________________________________________ ________________________________________ ________________________________________ ________________________________________ ________________________________________ ________________________________________ WB: Growing up with Family 5
Lesson 2 Digestive System Remembering Multiple Choice Questions 1) Which of the following is not a part of the digestive system? [C] (A) stomach (B) small intestine (C) heart (D) large intestine 2) Name the part of the digestive system which connects the mouth to the stomach. [B] (A) liver (B) food pipe (C) anus (D) small Intestine Fill in the Blanks 3) The breaking down of food inside our body is called ____________d_i_g_e_s_t_io__n__________. 4) The _______s_to__m_a__c_h__________ is a stretchy bag-like organ of the digestive system. Very Short Answer Questions 5) Name the part of the digestive system where digestion starts. Ans. _m_o__u_t_h______________________________________________________________________________ 6) Which is the largest and the heaviest organ in the body? Ans. _liv_e__r________________________________________________________________________________ 6
Short Answer Question 7) Label the parts of the digestive system. a) _m__o_u_t_h_______________________ b) _fo__o_d__p_i_p_e____________________ c) _st_o_m__a__c_h_____________________ d) _sm__a__ll_in__te__st_in__e________________ Understanding Circle the Correct Word 8) Bile / Saliva / Anus is a juice produced by the liver. 9) We chew the food with our tongue / teeth / liver. 10) Digestion of food gets completed in small intestine / mouth / stomach. 11) Tongue / Teeth / Stomach helps in the mixing of food with the saliva. WB: Digestive System 7
Short Answer Questions 12) Name any two juices of the digestive system. Ans. s_a__liv_a__,_s_to__m__a_c_h__ju__ic_e__s_a_n__d__b_il_e__ju_i_c_e__(a__n_y__tw__o_)________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ 13) How does the tongue help in digesting food? Ans. _Th__e_t_o_n__g_u_e__h_e__lp_s__to__m__ix__t_h_e__fo__o_d__w__it_h_t_h_e__s_a_l_iv_a__. _It_p__u_s_h_e_s__th__e_c__h_e_w__e_d__f_o_o_d__t_o_w__a_r_d_s___ _th_e__f_o_o__d_p__ip__e_.______________________________________________________________________ ____________________________________________________________________________________ Long Answer Question 14) Complete the process of digestion in the stomach. Food enters into the stomach. _______________S_t_o_m__a__c_h__w_a__ll_s_m__a_k_e__s_q_u_e__e_z_in__g_a__n_d__r_e_la__x_in_g__m__o_v_e__m__e_n_t_s_. ____________ ___________________________________________________________________________________ _________________________F_o__o_d__m__ix_e__s _w__it_h_t_h_e__s_t_o_m__a_c_h__j_u_ic__e_s_. _______________________ ___________________________________________________________________________________ _________________________S_to__m_a__c_h__ju_i_c_e_s__b_r_e_a_k__d_o__w_n__t_h_e__f_o_o_d__. ______________________ ___________________________________________________________________________________ ________________________F_o__o_d__is__p_u_s_h_e_d__i_n_t_o__th_e__s_m__a_l_l _in_t_e_s_t_in_e__. ______________________ ___________________________________________________________________________________ 8
Application Multiple Choice Questions 15) What helps us to taste food? [D] (A) bile (B) teeth (C) stomach (D) tongue 16) What happens when we have indigestion? [B] (A) We get a lot of energy. (B) We may vomit. (C) The food gets broken down. (D) It helps us to grow. Short Answer Questions 17) What is indigestion? Ans. _So__m__e_t_im__e_s_,_t_h_e__f_o_o_d__w__e__e_a_t_d__o_e_s__n_o_t__g_e_t_b__ro__k_e_n__d_o_w__n__w__h_ic_h__m__a_y__c_a__u_s_e__st_o_m__a__c_h____ _p_a_i_n_,_v_o_m__i_ti_n_g__a_n_d__s_o__o_n__. _Th__is_i_s_c_a__ll_e_d__in_d__ig__e_s_ti_o_n_.____________________________________ ____________________________________________________________________________________ 18) Why should we take care of our mouth? Ans. _Th__e_m__o__u_t_h_h__e_lp__s_in__d_i_g_e_s_t_io__n_._S_o_,_f_o_r_a__h__e_a_l_th__y_d__ig_e__st_iv__e_s_y_s_t_e_m__,_w__e__m_u__st__k_e_e_p__o_u__r_____ _m_o__u_t_h_c__le_a__n_._______________________________________________________________________ ____________________________________________________________________________________ Long Answer Question 19) What will happen if we do not eat any food? Ans. _a_)_W__e__w__ill_n__o_t_g_e__t_n_u_t_r_ie_n__ts__a_n_d__e_n__e_r_g_y__to__d_o__w__o_r_k_.___________________________________ _b_)_W__e__w__ill_f_e_e__l _ti_re__d_._________________________________________________________________ _c_)_W__e__w__ill_b__e_c_o__m_e__t_h_i_n_._____________________________________________________________ _d_)_W__e__w__ill_f_a_l_l _s_ic_k_.___________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ WB: Digestive System 9
Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) What can we do to help the people who do not have food to eat? Write in the space given. Use the images as hints. a) b) _________S_h_a_r_e__fo_o__d_w__it_h__th_e_m__.______ ________H_e_l_p_t_h_e_m___to__f_in_d__a__jo_b_.______ __________________________________ __________________________________ c) d) __H__e_lp__th__e_m__in__g_e_t_t_in_g__a_n__e_d_u_c__a_ti_o_n_._ _____G_i_v_e_t_h_e_m__m__o_n__e_y_t_o__b_u_y_f_o_o_d__. __ __________________________________ __________________________________ 10
Lesson 3 Excretory System Remembering Multiple Choice Questions 1) What is the process of removal of wastes from the body known as? [C] (A) purification (B) digestion (C) excretion (D) disposal 2) Name the part of the excretory system shown in the image. [C] (A) lungs (B) stomach (C) kidneys (D) urinary bladder Fill in the Blanks 3) The organ system which removes the liquid wastes from our body is called the ___________e__x_c_r_e_t_o_r_y___________ system. 4) The ___________u_r_e_t_h_r_a___________ is a pipe-like structure which opens outside the body. Very Short Answer Questions 5) Which part of the excretory system looks like a bag? Ans. u__ri_n_a_r_y__b_la__d_d_e__r _____________________________________________________________________ 6) Which parts of the excretory system are bean-shaped? Ans. k_i_d_n_e__y_s_____________________________________________________________________________ 11
Short Answer Question 7) Draw a diagram and label the parts of the human excretory system. Ans. kidneys ureters urinary bladder urethra Understanding [ True ] [ False ] True or False [ True ] 8) The urinary bladder stores urine. [ True ] 9) Oxygen is thrown out as a waste by the lungs. 10) Skin is the largest excretory organ of our body. 11) Kidneys work like filters. 12
Short Answer Questions 12) How does the skin function as an excretory organ? Ans. T_h_e__l_iq__u_id__w__a_s_t_e_f_r_o_m__o__u_r_b_o__d_y__is_t_h_r_o_w__n__o_u_t_i_n__th__e_f_o_r_m__o__f _s_w_e__a_t_t_h_r_o_u_g__h_t_h_e__s_k_in_.______ S_w__e_a__t_is__m__a_d_e__u_p__o__f _e_x_t_ra__w__a_t_e_r_a__n_d__s_a_lt_s_f_r_o_m__o__u_r_b__o_d_y_._____________________________ ____________________________________________________________________________________ 13) What happens to the waste collected from the blood by the kidneys? Ans. _K_id__n_e_y_s_s_e__n_d__a_ll_t_h_e__w__a_s_t_e_t_o__t_h_e__b_l_a_d_d__e_r_t_h_r_o_u_g_h__t_h_e__u_r_e_t_e_r_s_in__t_h_e__f_o_r_m__o_f_u__ri_n_e_.______ ____________________________________________________________________________________ ____________________________________________________________________________________ Long Answer Question 14) Lungs help in excretion. Answer the following questions to explain. a) What is the waste that lungs throw out of the body (excrete)? Tick the correct option. A) urine B) salts C) excess water D) carbon dioxide 9 b) How do lungs excrete this waste? Ans. _D_u_r_in__g_b__re__a_t_h_in__g_,_t_h_e__lu_n__g_s_a__b_s_o_r_b__o_x_y_g_e__n_f_r_o_m__t_h_e__a_i_r_a_n__d__th_r_o_w___o_u_t_c__a_r_b_o_n__d_i_o_x_id__e_._ ____________________________________________________________________________________ Application [A] Multiple Choice Questions 15) Which of the following may not be a sign of non-functioning of kidneys? (A) reddish eyes (B) colour and smell of urine (C) tiredness (D) vomiting WB: Excretory System 13
16) What will happen if the excretory system does not work properly? [C] (A) Urine formation will not be affected at all. (B) The person will feel hungry. (C) Liquid waste will pile up inside the body. (D) It will improve the functioning of other body parts. Short Answer Questions 17) How can we take care of our skin? Ans. W__e__s_h_o_u__ld__h_a__v_e__a_b__a_t_h__re__g_u_la__rl_y_._W__e__s_h_o_u_l_d__k_e_e_p__t_h_e__s_k_in__c_l_e_a_n__u_s_in__g__so__a_p__a_n_d________ w__a_t_e_r_.______________________________________________________________________________ ____________________________________________________________________________________ 18) State two ways in which we can keep our lungs healthy. Ans. _a_)_D__o__b_r_e_a_t_h_i_n_g__e_x_e_r_c_is_e__s.___________________________________________________________ _b_)_P_r_o_t_e_c__t _o_u_r_s_e_lv__e_s_f_ro__m__d__u_s_t _a_n_d__s_m__o_k_e__b_y__w__e_a_r_in__g__a_m__a__sk__w__h_e_n__w__e_g__o__o_u_t_s_id_e__. ____ ____________________________________________________________________________________ Long Answer Question 19) Answer the following questions to tell what will happen if the kidneys do not function properly. Ans. a) What changes will we see in Colour and smell of the urine may change. the urine? b) What can happen to us? We may start vomiting. We may feel tired. c) What changes will we see in Excess water in the body may lead to swelling. our body? 14
Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) We can prevent the formation of kidney stones. Solve the following crossword to know how. Across a) Kidney stones are formed here. b) Not drinking enough of this leads to the formation of kidney stones. c) Excess of this causes the formation of kidney stones. Down d) An excess of this too can cause the formation of kidney stones. e) Kidney stones block this when they are the size of a pea. e) R d) E a) U M IN RN EE b) W A T E R EA RL c) S A L T S WB: Excretory System 15
Lesson 4 Diseases Remembering Multiple Choice Questions 1) What is the best way to keep our body free from diseases? [B] (A) not covering our mouth while coughing (B) by keeping the disease-causing germs away from our body (C) by eating junk food (D) not washing our hands and legs after playing outside 2) Which of the following is the symptom of a disease? [A] (A) We sneeze when we have a common cold. (B) We cry when we feel sad. (C) We laugh when we are happy. (D) We need water when we are thirsty. Fill in the Blanks 3) A __________d_i_s_e_a_s_e______________ is an unhealthy thing happening to the body or mind. 4) The _______s_y_m__p_t_o_m__s__________ are the signs shown by our body when we are not well. Very Short Answer Questions 5) What is identifying a disease from its symptoms called? Ans. d__ia__g_n_o_s_i_s___________________________________________________________________________ 6) Name any two diseases that affect human beings. Ans. _L_e_a_r_n_e_r_’_s_r_e_s_p_o_n__se__(_H_i_n_t_: _c_h_i_c_k_e_n_p__o_x_,_m__a_l_a_r_ia_)________________________________________ Short Answer Question 7) What do you mean by the prevention of a disease? Ans. _P_re__v_e_n_t_io__n_o__f_a__d_i_se__a_s_e__m__e_a_n__s _p_r_o_t_e_c_t_in__g__o_u_r_b__o_d_y__f_ro_m___d_i_se__a_s_e_s__th_r_o_u__g_h__d_if_f_e_r_e_n_t____ 16
p__ra__c_t_ic_e__s_. __________________________________________________________________________ ____________________________________________________________________________________ Understanding Match the Following a) disease caused due to lack of vitamin A 8) cholera 9) measles b) waterborne disease 10) malaria c) airborne disease 11) night blindness d) disease spread by insects Short Answer Questions 12) What are germs? Ans. G__e__rm__s_a__re__v_e__ry__ti_n_y__o_r_g_a_n__is_m__s.__Th__e_y__liv_e__a__ll_a_r_o_u_n__d__u_s_. _T_h_e_y__a_r_e__n_o_t_v_i_s_ib_l_e__to__t_h_e________ h__u_m__a_n__e_y_e__. _M__o_s_t_g_e__rm__s_a__re__n_o__t_h_a__rm__f_u_l,_b__u_t_s_o_m__e__c_a__u_s_e_d__is_e_a__se__s_. ___________________ ____________________________________________________________________________________ 13) Name any two causes of diseases that do not spread. Ans. a__)_D__e_f_ic_i_e_n_c_y__o_f__im__p_o__rt_a_n_t__n_u_t_ri_e_n_t_s_i_n_d__ie__t.___________________________________________ b__)_E_x_t_re__m__e_h__o_t_o__r _c_o_l_d__w_e__a_t_h_e_r_._____________________________________________________ (_L_e_a__rn__e_r_s _m__a_y__w_r_it_e__o_t_h_e_r__c_a_u_s_e__s _a_s__w_e__ll._)____________________________________________ Long Answer Question 14) Distinguish between the two types of diseases. Ans. Diseases that spread Diseases that do not spread _a_) _Th__e_se__a_re__c_a_u_s_e_d__b_y_g_e_r_m__s._______ _a_)_T_h_e_s_e_a_r_e_c_a__u_se_d__d_u_e__to__la_c__k _o_f___ _b_) _Th__e_se__d_is_e_a_s_e_s_s_p_re__a_d_f_ro_m___o_n_e____ _c_e_rt_a_i_n_n_u_t_ri_e_n_ts_i_n_t_h_e_d__ie_t_o_r_s_o_m_e____ _p_e_rs_o_n__to__a_n_o_t_h_e_r _th_r_o_u_g_h__a_ir_, _w_a_t_e_r __ _o_th__e_r _re_a_s_o_n_s_. ____________________ _o_r _to_u_c_h__o_r_b_y__in_s_e_c_ts_.______________ _b_)_T_h_e_s_e_d_i_se_a__se_s_d__o_n_o_t_s_p_r_e_a_d__fr_o_m__ _c_) _F_o_r _e_x_a_m_p_l_e_,_c_o_m__m_o_n__c_o_ld_,_______ _o_n_e__p_e_rs_o_n__to__a_n_o_t_h_e_r._____________ _c_h_ic_k_e_n_p_o_x_,_m__e_a_s_le_s_a_n_d__s_o_o_n_.______ _c_)_E_x_a_m_p__le_:_a_ll_e_rg__ie_s_/g__o_it_re__________ WB: Diseases 17
Application Multiple Choice Questions 15) Which of the following is a way of preventing airborne diseases? [B] (A) using a water purifier (B) wearing a mask (C) using mosquito repellent creams (D) eating junk food 16) Which one of the following is a way to prevent waterborne diseases? [C] (A) washing both hands with soap and water before and after eating (B) using a handkerchief while sneezing or coughing (C) drinking clean water after boiling or purifying (D) wearing full-sleeved clothes Short Answer Questions 17) What does the doctor do for us when we suffer from any disease? Ans. _Th__e_d__o_c_t_o_r__d_ia__g_n_o__se__s_t_h_e__d_i_se__a_s_e__w_e__a_r_e__s_u_f_fe_r_in__g__fr_o_m__._H_e__o__r _s_h_e__a_ls_o__g_i_v_e_s___________ _m_e__d_ic__in_e__s_t_o__tr_e_a__t _th__e_d__is_e_a__se__.______________________________________________________ ____________________________________________________________________________________ 18) How can we prevent mosquito bites? State any two ways. Ans. _a_)_B_y__w__e_a_r_in__g_f_u_l_l-_s_le_e__v_e_d__c_l_o_t_h_e_s_a__n_d__f_u_ll_p_a__n_t_s.______________________________________ _b_)_A__p_p_l_y_in_g__a__m__o_s_q__u_it_o__re__p_e_l_le_n__t_c_r_e_a_m___o_r_l_o_t_io_n__w__h_e_n__g__o_in_g__o__u_t_t_o__p_la__y_._____________ ____________________________________________________________________________________ Long Answer Question 19) How can we keep ourselves safe from diseases that do not spread? Write in the space given. Use the images as hints. 18
a) b) c) d) _E_a_t_a__b__a_la__n_c_e__d_d__ie__t. _P_l_a_y__o_u_t_d_o_o__r_g_a__m_e__s_. _A__v_o_id__e__a_t_in_g__j_u_n_k___ _____E_x_e__rc_i_s_e_d__a_i_ly_.__ ____________________ _____________________ _f_o_o_d__. ______________ ____________________ Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) What care should be taken during epidemics? Solve the following crossword to answer. Across Down a) Drink this type of water. c) Get this person to check the one who is sick. b) Eat this type of food. d) Wear this when going out. c) D a) B O I L E D C T d) b) H O M E M A D E RA S K WB: Diseases 19
Lesson Keeping Our Neighbourhood Clean 5 Remembering Multiple Choice Questions 1) Which of the following waste decays under the soil? [C] (A) glass pieces (B) plastic bottles (C) leftover food (D) plastic bags 2) Which of the following is an example of a gaseous waste? [D] (A) rotten fruits (B) paper cups (C) wastewater from factory (D) smoke from vehicles Fill in the Blanks 3) Things which are no longer useful to us are called ______________w__a_s_t_e________________. 4) The __________d_e_c__a_y_____________ of waste happens with the help of air, water and tiny organisms. Very Short Answer Questions 5) Give any one example of wet waste. Ans. L_e__a_r_n_e_r_’s__re__s_p_o_n_s_e__(_H_i_n_t:__v_e_g_e__ta__b_le__a__n_d__fr_u_i_t_p_e__e_ls__a_n_d__p__ie_c__e_s_, _te__a__le_a__v_e_s__a_n_d__s_o__o_n_)__ 6) Give any one example of dry waste. Ans. L_e__a_r_n_e_r_’s__re__s_p_o_n_s_e__(_H_i_n_t:__p_a_p__e_r_, _p_la__s_ti_c__b_o_t_t_le_)________________________________________ Short Answer Question 7) What kind of waste is found in villages? Ans. W__a__s_te__f_ro__m__v_i_lla__g_e_s__in_c__lu_d__e_s_t_h_e__w__a_s_te__f_r_o_m__f_ie__ld_s__a_n_d__f_a_r_m__s.__Th__e_y__c_a_n__b_e__a__n_im__a_l______ w__a_s_t_e_,_s_t_a_l_k_s _o_f_t_h_e__c_u__t _c_r_o_p_s_,_d__ry__le__a_v_e_s__a_n_d__s_o__o_n_.___________________________________ ____________________________________________________________________________________ 20
Understanding True or False [ False ] 8) We need not sort the waste before disposal. [ True ] 9) Sorted waste should be disposed of in separate bins. [ True ] 10) Some waste is burnt in big, oven-like machines. [ False ] 11) Useful products cannot be made from any waste. Short Answer Questions 12) List the two steps of easy waste disposal. Ans. _a_)_S_o__rt_t_h_e__w__a_s_t_e_.___________________________________________________________________ _b_)_D__is_p_o__se__o_f__th__e_s_o_r_t_e_d__w__a_s_te__i_n__d_if_f_e_re__n_t_b__in_s_._______________________________________ ____________________________________________________________________________________ 13) What is done with the waste collected in dumping yards? Ans. S_o__m__e__o_f_t_h_e__w_a__s_te__i_s _b_u_r_n_t_u__si_n_g__h_o__t _o_v_e_n__-l_ik_e__m__a_c__h_in_e__s.__S_o_m__e__a_r_e_b__u_r_ie_d__. ____________ S_o__m__e__w_a__st_e__m__a_t_e_r_ia_l_s_a__re__u_s_e_d__t_o__m__a_k_e__u_s_e_f_u_l_p_r_o_d__u_c_t_s_. _____________________________ ____________________________________________________________________________________ Long Answer Question 14) How can littering the surroundings with garbage be harmful to us? Write in the space given. a) ___S_o_m__e__w__a_s_te__w__il_l _d_e_c__a_y__a_n_d__s_t_in_k_._____ b) ______S_h_a_r_p__o_b_j_e_c_t_s_c__a_n__h_a_r_m__u__s.________ _______________________________________ _______________________________________ Harmful effects of littering the surroundings with garbage c) ____F_li_e_s_a__n_d__w_o__rm__s_w__i_ll_b_r_e_e_d__o__n_i_t_. _____ d) _____It__c_a_u__se__s_d_i_s_e_a_s_e_s__to__s_p_r_e_a__d_._______ _______________________________________ _______________________________________ WB: Keeping Our Neighbourhood Clean 21
Application [A] [B] Multiple Choice Questions 15) We should reduce the use of which of the following? (A) plastic bags (B) cloth bags (C) giving old clothes to the needy (D) recycled items 16) What causes air pollution? (A) using cloth bags (B) burning waste and plastics (C) throwing the waste in proper waste bin (D) reusing toys Short Answer Questions 17) What is the sign shown below used for? Ans. _It_i_s_t_h_e__re__c_y_c_l_e__si_g_n_._I_t_is__u_s_e_d__t_o__la_b__e_l_m__a_t_e_r_ia__ls_w__h_i_c_h__c_a_n__b_e__r_e_c_y__c_le__d_._______________ ____________________________________________________________________________________ ____________________________________________________________________________________ 18) Name any two Rs of the 3R method. Ans. _re_d__u_c_e__, _re__u_s_e_,_r_e_c_y_c__le__(_a_n_y__tw__o_)_____________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ 22
Long Answer Question 19) ‘We recycle to reduce waste.’ Based on this answer the following questions. a) What is recycling? Ans. _M_a__k_in_g__n__e_w__u_s_e_f_u_l_t_h_in__g_s_f_r_o_m__w__a_s_t_e__is_c__a_ll_e_d__r_e_c_y_c__lin__g_.______________________________ ____________________________________________________________________________________ b) Write the next steps for recycling old newspapers in the space given. Ans. _T_h_e__y_a__re____________ _T_h_e__p_u__lp__is__u_s_e_d__t_o__ _c__o_n_v_e__rt_e_d__i_n_to______ _m__a_k_e__p__a_p_e__r _c_u_p__s__ Old newspapers _p__a_p_e__r_p_u__lp_.________ _a_n__d__d_is_h_e__s._________ are collected. ____________________ ____________________ Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) List the waste collected in your house daily for a week. Find out which of them can be used for making compost to grow plants in a kitchen garden. Ans. Type of waste collected Can be used to make compost? (Yes/No) Learner’s response WB: Keeping Our Neighbourhood Clean 23
Lesson Water Storage and Quality 6 Remembering Multiple Choice Questions 1) Identify the system of water storage shown in the picture. [C] (A) draw well (B) stepwell (C) dam (D) borewell 2) Which of the following were built across the rivers to store water? [D] (A) stepwells (B) draw wells (C) borewells (D) bunds Fill in the Blanks 3) The large artificial lake of water formed behind a dam is called a ______r_e_s_e_r_v_o_i_r______. 4) Borewells are dug to draw out _____g_r_o_u_n_d__w_a__te__r ____ using pumps. Very Short Answer Questions 5) Name any one dam in India. Ans. L_e__a_r_n_e_r_’_s_re__s_p_o_n_s_e__(_H_i_n_t:__B_h_a_k_r_a__N_a__n_g_a__l,_N__a_g_a__rj_u_n_a__sa__g_a__r,_S_a__rd__a_r_S_a_r_o_v__a_r)_____________ 6) Name one storage system used to store groundwater. Ans. d__u_g__w__e_ll_s_o_r__b_o_r_e_w__e_l_ls_(_a_n__y_o__n_e_)_____________________________________________________ Short Answer Question 7) What is potable water? Ans. W__a__te__r_t_h_a_t_i_s_s_a_f_e__to__d__ri_n_k_,_o_r_f_o_r__u_s_e_i_n__fo__o_d__p_r_e_p_a__ra__ti_o_n__w__it_h_o_u_t__th_e__r_is_k__o_f_h_e__a_lt_h_______ p__ro__b_l_e_m__s_is__c_a_l_le__d_p__o_t_a_b__le__w_a__te__r.____________________________________________________ ____________________________________________________________________________________ 24
Understanding Match the Following 8) purification centres a) different types of filters 9) chemical used to purify water b) boiling for 10–15 minutes 10) thin cloth, gravel and charcoal c) water is purified here 11) method to make water fit for drinking d) chlorine Short Answer Questions 12) What is water purification? Ans. W__a__te__r _p_u_r_if_ic__a_t_io_n__i_s_t_h_e__p_r_o_c_e__ss__o_f_r_e_m__o_v_i_n_g__a_l_l _th__e_u__n_w__a_n_t_e_d__a_n__d__u_n_h_e__a_lt_h_y__________ s_u_b__st_a__n_c_e_s__fr_o_m___w_a__te__r _t_o_m__a__k_e_i_t_c_l_e_a_n__a__n_d__s_a_f_e_f_o_r__o_u_r_u_s_e__. _________________________ ____________________________________________________________________________________ 13) What should be done to make water at our home free of germs? Ans. _L_e_a_r_n_e_r_’_s_r_e_s_p_o_n__se__(_H_i_n_t_: _A_n_y__o_n__e_o__f_t_h_e__fo__llo__w_i_n_g_:_b__o_i_lin__g_w__a_t_e_r__fo__r _1_0_-_1_5_m__i_n_u_t_e_s_,_____ _u_s_in_g__a_l_u_m__,_u_s_in__g__w_a__te__r _fi_lt_e_r_s_o_r__p_u_r_if_ie__rs_)_____________________________________________ ____________________________________________________________________________________ Long Answer Question 14) How does the water from a reservoir reach our house? Draw a labelled diagram to explain. Ans. source of water water tank water SXULÀFDWLRQ centre houses WB: Water Storage and Quality 25
Application Multiple Choice Questions 15) Which of the following practices need to be stopped to avoid water pollution in villages? [C] (A) boiling water before drinking (B) adding chlorine to purify water (C) bathing animals in river water (D) using toilets for defecating 16) What should we do to prevent water pollution? [B] (A) washing clothes in water bodies (B) not letting out the wastewater in a source of drinking water (C) defecating in the open (D) bathing animals in the river Short Answer Questions 17) What is water pollution? Ans. _Th__e__a_d_d__it_io_n__o__f _h_a_r_m__fu__l _su__b_s_ta__n_c_e__s_t_o_w__a_t_e_r__is_c__a_ll_e_d__w__a_t_e_r_p__o_ll_u_t_io_n_.__________________ ____________________________________________________________________________________ ____________________________________________________________________________________ 18) Some people throw garbage collected from their houses in the nearby water bodies. Is this a right practice? Give a reason to justify your answer. Ans. _N_o_,__it_i_s_a__w_r_o_n__g__p_ra__c_t_ic__e_._T_h_e__g_a__rb__a_g_e__w__il_l p__o_l_lu_t_e__th__e_w__a_t_e_r__b_o_d__y_._It__w_i_ll_le__a_d__t_o_______ _m__a_n_y__d_is_e__a_s_e_s_. _____________________________________________________________________ ____________________________________________________________________________________ Long Answer Question 19) How does the use of chemicals in farms and fields lead to water pollution? Complete the concept map to explain. 26
Chemicals are sprayed on plants. a) T_h_e__y_m__i_x_w__it_h__th__e_r_a_i_n_w__a_t_e_r_a__n_d___ b) T_h_e__y_s_e_e__p__in_t_o__th__e__so__il_a_n__d_m__i_x____ ___f_lo_w___a_lo__n_g__th__e__su__rf_a_c_e__o__f _th__e__so__il__ ___w__it_h__th_e__u_n__d_e_r_g_r_o_u_n__d__w_a__te__r.______ ___in__to__n_e__a_r_b_y__ri_v_e_r_s_a_n__d__st_r_e_a_m__s_.____ ____________________________________ ____________________________________ ____________________________________ Leads to water pollution Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) The given picture shows water in a river covered with water plants. What would you suggest so that this does not happen to the river in your city/village? Ans. _L_e_a_r_n_e_r_’_s_r_e_s_p_o_n__se__(_H_i_n_t_s:__ri_v_e_r_b__u_n_d_s__sh__o_u_l_d_b__e__c_o_n__st_r_u_c_t_e_d__t_o__p_r_e_v_e_n_t__w_a__te__r _fr_o_m______ _n_e_a__rb__y_f_ie_l_d_s__re_a__c_h_i_n_g__t_h_e__ri_v_e_r_, _w_a__s_h_in_g__c__lo_t_h_e_s__u_s_in_g__s_o_a__p_s_a__n_d__d_e__te__rg__e_n_t_s_i_n_t_h_e_____ _ri_v_e_r_s_h_o__u_ld__b_e__a__v_o_id__e_d__) ____________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ WB: Water Storage and Quality 27
Lesson Importance of Soil 7 Remembering Multiple Choice Questions 1) Soil that is rich in minerals and nutrients is called: [B] (A) organic matter (B) fertile soil (C) microorganism (D) humus 2) I live in soil. I make holes in the soil to live. This allows air to enter the soil. [C] Who am I? (A) bacteria (B) virus (C) earthworm (D) protozoa Fill in the Blanks 3) The living and the dead things in the soil are __________o_r_g_a__n_ic____________ matter. 4) _____H_u__m__u_s_____ is the dark layer formed on soil when plants and animals rot in the soil. Very Short Answer Questions 5) What do we call the loose material that lies on top of the land? Ans. _so__il_________________________________________________________________________________ 6) Name any one small animal that lives in the soil. Ans. _Le__a_r_n_e_r_’_s_r_e_s_p_o_n__se__(_H_i_n_t_: _a_n_t_s_o__r _e_a_r_t_h_w__o_r_m_s__)________________________________________ Short Answer Question 7) How are microorganisms like fungi in the soil useful? Ans. _M_i_c_r_o_o_r_g_a__n_is_m__s_l_ik_e__f_u_n_g_i_e__a_t_s_o_m__e__p_a__rt__o_f_t_h_e__d_e__a_d__p_l_a_n_t_s_a__n_d__a_n_i_m__a_ls_._T_h_e___________ _re_m__a__in_i_n_g__m__a_t_e_r_ia_l_b__e_c_o__m__e_s_f_o_o_d__f_o_r__p_la__n_t_s _(_n_u_t_ri_e_n_t_s_)._______________________________ ____________________________________________________________________________________ Understanding True or False [ True ] 8) When there is rain, soil absorbs water. 28
9) Soil is not required for the growth of crops. [ False ] 10) Soil is used for making pots, idols, toys and so on. [ True ] 11) Soil does not provide shelter for animals. [ False ] Short Answer Questions 12) Why is soil used as a building material? Ans. _S_o_il_i_s_m__a_d__e_o__f_c_l_a_y_,_s_a_n_d__a__n_d__s_o__o_n_._T_h_i_s_h_e_l_p_s__to__m__a_k_e__h_o__u_s_e_s_,_b_u__ild__in_g__s_a_n__d_r_o_a__d_s_.___ ____________________________________________________________________________________ ____________________________________________________________________________________ 13) How do plants get water from the soil? Ans. _S_o_il_a__b_s_o_r_b_s_r_a_i_n_w__a_t_e_r_. _T_h_is__w_a__te__r _g_o_e__s_in__to__t_h_e__d_e__e_p_e__r _la_y__e_rs__o_f_t_h_e__s_o_il_._P_l_a_n_t_s_a__b_s_o_r_b__ _th__is_w__a_t_e_r_f_r_o_m__t_h_e__s_o_i_l.______________________________________________________________ ____________________________________________________________________________________ Long Answer Question 14) Fill in the boxes to describe the uses of soil to humans and other animals. Use the images as hints. Ans. a) S_o__il _a_b_s_o_r_b_s_w__a_t_e_r _w_h__ic_h__c_a_n__b_e__u_s_e_d_f_o_r_d__rin__k_in_g__a_n_d__o_t_h_e_r_ p__u_rp__o_s_e_s.______________________________________________ b) S_o__il _is_u__se_d__t_o__g_ro__w__c_ro_p__s.________________________________ ______________________________________________________ c) S_o__il_p_r_o_v_id_e__s_s_h_e_lt_e_r_t_o_s_o_m__e__a_n_i_m_a_l_s_. _____________________ ______________________________________________________ d) _So__il_c_a_n__b_e__u_s_e_d__to__m__a_k_e__p_o_t_s.___________________________ ______________________________________________________ WB: Importance of Soil 29
Application Multiple Choice Questions 15) Which of the following prevents soil erosion? [B] (A) cutting down of trees (B) building bunds across the farms (C) grazing by animals (D) farming activities 16) What causes soil pollution? [A] (A) dumping of waste (B) building bunds across the farms (C) planting trees (D) growing grass on barren land Short Answer Questions 17) What is soil erosion? Ans. W__a__s_h_in_g__o__r _b_l_o_w__in_g__a_w__a_y__o_f__th_e__t_o_p__l_a_y_e_r__o_f_s_o_i_l d__u_e__t_o_s_t_r_o_n_g__w__in_d__s_a_n__d_r_a_i_n__is________ c__a_l_le_d__s_o_i_l _e_r_o_s_io_n__. __________________________________________________________________ ____________________________________________________________________________________ 18) What is soil pollution? Ans. _T_h_e__a_d_d__it_io_n__o__f _h_a_r_m__fu__l _w_a__st_e_s__to__t_h_e__s_o_i_l _is_c__a_ll_e_d__s_o_il_p__o_ll_u_t_io_n__. _______________________ ____________________________________________________________________________________ ____________________________________________________________________________________ Long Answer Question 19) Tick the practices that are good for the soil. Cross the bad practices. Also, write the reasons. a) Use paper or cloth bags instead of plastic. 9 Ans. _P_a_p__e_r_o_r_c__lo_t_h__b_r_e_a__k_s_d_o__w_n__e_a__si_ly__b_u_t__p_la__s_ti_c__d_o_e__s _n_o_t_._______________________________ b) Add chemicals to the soil to increase the growth of plants. 8 Ans. _It_d__e_c_r_e_a__se__s_t_h_e__q_u_a__lit_y__o_f_t_h_e__s_o_i_l.___________________________________________________ c) Mix organic matter with the soil to help plant growth. 9 Ans. _It_p__ro__v_id_e__s_n_u__tr_ie__n_ts__to__t_h_e__p_l_a_n_t_._____________________________________________________ 30
d) Throw out waste from factories and homes without treating them. 8 Ans. U__n_t_re__a_t_e_d__w__a_s_te__c_a__u_s_e_s_s_o__il_p_o__llu__ti_o_n_.________________________________________________ Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) Which soil is better for growing plants? Tick the correct option and cross the wrong option. Also, write the reason. Ans. a) _It__h_o_l_d_s_w__a_t_e_r_a__n_d__n_u_t_r_ie_n__ts__th__a_t_s_u_p_p__o_r_t_t_h_e_ _g_r_o_w__t_h_o__f_p_l_a_n_t_s_. __________________________ 9 ___________________________________________ ___________________________________________ b) _S_a_n_d__d__o_e_s__n_o_t_h__o_ld__w__a_t_e_r_a__n_d__n_u_t_r_ie_n__ts__v_e_r_y _w__e_ll_. ______________________________________ 8 ___________________________________________ ___________________________________________ WB: Importance of Soil 31
Lesson Roots and Flowers 8 Remembering Multiple Choice Questions 1) Young buds are covered with green, leaf-like parts called: [B] (A) petals (B) sepals (C) roots (D) branches 2) The type of root in which there is a thick main root with branches is called: [B] (A) lateral root (B) taproot (C) fibrous root (D) branching root Fill in the Blanks 3) ________F_i_b_r_o_u_s__ro__o_t_____________ consists of thin branching roots of almost equal size. 4) A bud opens up to show the ____________p_e__ta_l_s__________________. Answer in One Word 5) Label the part of a flower. petal 6) Name a plant with fibrous roots. Ans. _L_e_a_r_n_e_r_’_s_r_e_s_p_o_n__se__(_H_i_n_t_: _w_h__e_a_t_/_o_n_i_o_n_/_s_u_g__a_r_c_a__n_e_)___________________________________ 32
Short Answer Question 7) Define fibrous root with a diagram. Ans. F_i_b_r_o_u_s__ro__o_t_i_s_a__ty__p_e__o_f_r_o_o_t__th__a_t_h_a__s_t_h_in__b__ra__n_c_h_e__d_r_o_o__ts__o_f_a__lm__o_s_t_t_h_e__s_a_m__e__s_iz_e_.______ ____________________________________________________________________________________ ____________________________________________________________________________________ Understanding [ False ] [ False ] True or False [ True ] 8) Flowers absorb water and nutrients from the soil. [ False ] 9) Carrots store food in their leaves. 10) Producing seeds is the main function of flowers. 11) Fruits grow into flowers. WB: Roots and Flowers 33
Short Answer Questions 12) Describe any one function of flowers. Ans. P__ro__d_u_c_i_n_g__s_e_e_d__s_is__th__e_m__a__in__f_u_n_c_t_io__n_o__f_a__fl_o_w__e_r_. _M__o_s_t_o_f_t_h_e__f_lo__w_e__rs_g__ro__w__in__to__f_ru__it_s____ w__h_i_c_h__c_o_n__ta__in__o_n_e__o__r _m__o_re__s_e_e__d_s_i_n_s_id__e_._____________________________________________ ____________________________________________________________________________________ 13) List any two functions of roots. Ans. a__)_R_o__o_t_s_h_o_l_d__th__e__p_la__n_t_i_n_t_h_e__g_r_o_u__n_d__a_n_d__k_e_e__p__it_u__p_ri_g_h_t_._____________________________ b__)_R_o__o_t_s_a_b__so__rb__w__a_t_e_r_,_n_u_t_r_ie_n__ts__a_n_d__a_i_r_f_ro__m__t_h_e__s_o_il_a__n_d__th__e_n__su__p_p_l_y_t_h_e__m__t_o__th__e_p__la_n__t. c__)_S_o_m__e__p_l_a_n_t_s_s_t_o_r_e__fo__o_d__in__t_h_e_i_r _ro__o_t_s.__(a__n_y_t_w__o_)_____________________________________ Long Answer Question 14) Why are roots important to a plant? What will happen to the plant if we cut its roots? Ans. _a_)_R_o__o_t_s_h_o__ld__a_n__d_k_e__e_p__t_h_e__p_l_a_n_t_u__p_r_ig_h_t_._T_h_e__y_a__b_s_o_r_b__a_n_d__s_u_p_p__ly__w__a_t_e_r,__n_u_t_ri_e_n_t_s_____ ___a__n_d__a_i_r _to__t_h_e__p_l_a_n_t_._S_o_m__e__p__la_n__ts__st_o_r_e__fo__o_d__in__t_h_e_i_r _ro__o_t_s_. __________________________ _b_)_I_f_w__e_c__u_t_t_h_e__r_o_o_t_s_, _th__e_p__la__n_t_w__ill_n__o_t_g__e_t_f_o_o_d__, _a_n_d__i_t_w__ill_d__ie_.________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ Application Multiple Choice Questions 15) Identify the part of plant shown in the picture used as a spice. [C] (A) root (B) stem (C) bud (D) leaf 16) What are scented flowers such as rose and jasmine mainly used for? [B] (A) in preparing food items as vegetables (B) in preparing perfumes (C) in preparing spices (D) in preparing gums 34
Short Answer Questions 17) Give any two uses of roots to human beings. Ans. _R_o_o_t_s_w__h_i_c_h__s_to__re__f_o_o_d__a__re__u_s_e_d__a__s_v_e_g__e_t_a_b_l_e_s_._F_o_r_e__x_a_m__p_l_e_,_b_e__e_t_ro__o_t_, _tu__rn_i_p__a_n_d______ _so__o__n_. _S_o_m__e__ro__o_t_s_a_r_e__u_s_e_d__t_o__m__a_k_e__m__e_d_i_c_in__e_s_. _F_o_r_e__x_a_m__p_l_e_,_g_i_n_g_e__r _a_n_d__t_u_r_m__e_ri_c_._____ ____________________________________________________________________________________ 18) How do the roots of plants protect the soil? Ans. _R_o_o_t_s_h__o_ld__t_h_e__s_o_il_a__n_d__p_r_e_v_e__n_t_it__fr_o_m___g_e_t_t_in_g__w__a_s_h_e__d_a__w_a__y_b__y_w__a_t_e_r_.________________ ____________________________________________________________________________________ ____________________________________________________________________________________ Long Answer Question 19) Write one use of each flower given below. One has been done for you. rose perfume b) clove c) hibiscus d) jasmine a) cauliflower _____v__e_g_e__ta__b_le_____ ________s_p_i_c_e_______ ______m__e_d__ic__in_e_s____ ________so__a_p_s_/______ ___________________ ___________________ ___________________ ______p__e_r_fu_m__e__s____ e) marigold f) saffron g) zinnia h) orchid _g_a__rl_a_n_d__/_b_o_u_q__u_e_t_/_ _____f_o_o__d_c__o_lo__u_r___ _______d_y__e_s_f_o_r_____ _______g_a__rl_a_n_d_/_____ _____d_e_c_o__ra__ti_o_n_____ ___________________ _______c__lo_t_h_e__s_____ _______b_o__u_q_u_e__t ____ WB: Roots and Flowers 35
Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) Why are some flowers used in soaps and perfumes? Identify the flowers which can be used to make perfumes from the list given in the brackets. (Lily, jasmine, rose, hibiscus, sunflower, dahlia, orchid, lotus) Ans. _F_lo_w__e_r_s_h_a__v_e__a__p_le__a_s_a_n_t__a_n_d__a__tt_r_a_c_t_iv_e__f_ra__g_r_a_n_c__e_._T_h_a_t__is_w__h_y__t_h_e_y__a_r_e__u_s_e_d__t_o_m__a__k_e__ _so__a_p_s__a_n_d__p__e_r_fu_m__e__s.________________________________________________________________ _Th__e__fl_o_w__e_rs__w_h__ic_h__c_a__n__b_e__u_s_e_d__t_o__m_a__k_e__p_e_r_f_u_m__e_s_a__re__li_ly_,_j_a_s_m__in__e_,_lo__tu__s _a_n_d__r_o_s_e_.______ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ 36
Lesson 9 Birds Remembering Multiple Choice Questions 1) From the following, identify the bird that cannot fly. [C] (A) crow (B) eagle (C) ostrich (D) parrot 2) Which of the following features is not seen in birds? [D] (A) wings (B) legs (C) feathers (D) teeth Fill in the Blanks 3) ___________F_e_a_t_h_e_r_s_________ are soft hair present all over the body of birds. 4) All __________b_i_r_d_s___________ have beaks. Very Short Answer Questions 5) Name a bird that spends most of its life in the sea. Ans. p__e_n_g__u_in_____________________________________________________________________________ 6) What do we call the curved nails present on the feet of birds? Ans. c__la_w__s_______________________________________________________________________________ Short Answer Question 7) Write the special features of birds that make them look different from other animals. Ans. _B_ir_d_s_h__a_v_e__b_e__a_k_s_,_w__in_g__s_a_n_d__f_e_a__th__e_rs_._T_h_e__y_h__a_v_e__e_a__r _h_o_l_e_s_i_n_s_te__a_d__o_f_e__a_r_s.__Th__e_y__d_o_____ _n_o_t_h__a_v_e__t_e_e_t_h_._____________________________________________________________________ ____________________________________________________________________________________ 1
Understanding Match the Following 8) a) strong and curved beak 9) b) broad and flat beak 10) c) thin, long and pointed beak 11) d) chisel-like beak Short Answer Questions 12) Name any two types of sounds made by birds. Ans. _Le__a_r_n_e_r_’_s_re__s_p_o_n_s_e__(_H_i_n_t:__S_o_u_n_d__s_m__a_d__e_t_o__w__a_r_n_o__th__e_r_b_i_rd__s_o_f__d_a_n__g_e_r_,_c_r_y_in__g_s_o__u_n_d_s____ _m_a__d_e__b_y__y_o_u__n_g_e_r__b_ir_d_s__a_n_d__s_o__o_n_)___________________________________________________ ____________________________________________________________________________________ 13) Why do the ducks have webbed feet? Ans. _D_u_c__k_s_h_a_v__e_w__e_b__b_e_d__f_e_e__t _t_o_h__e_lp__t_h_e_m___p_a__d_d_l_e__th_r_o_u__g_h__w_a__te__r.________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ 2
Long Answer Question 14) Identify the types of birds’ feet shown. Write their uses and two examples of each. Type Uses Examples a) _lo_n__g__a_n_d__t_h_in__f_e_e_t__ _fo__r _w_a__lk_i_n_g_,_s_w__im__m__in_g______ _h_e_r_o_n__a_n_d__c__ra__n_e_____ ___________________ _a_n_d__c_a__tc__h_in__g__sm__a__ll_______ _____________________ ___________________ _w_a__te__r _a_n_i_m__a_ls_____________ _____________________ ___________________ __________________________ _____________________ b) _p_o_w__e_r_f_u_l _c_u_r_v_e_d____ _fo__r _c_a_t_c_h__in_g__a_n__d__h_o_l_d_in__g__ _e_a_g__le_,_v__u_lt_u_r_e_a__n_d____ _ta__lo_n__s_____________ _p_r_e_y__fi_rm__ly_________________ _h_a_w__k_(_a_n__y_t_w__o_)______ ___________________ __________________________ _____________________ ___________________ __________________________ _____________________ Application [B] [C] Multiple Choice Questions 15) Identify the bird in the given picture. (A) sparrow (B) Siberian crane (C) ostrich (D) vulture 16) Which of the following birds is about to become extinct? (A) pigeon (B) eagle (C) red-headed vulture (D) crane WB: Birds 3
Short Answer Questions 17) State any two factors responsible for the reduction in the population of birds. Ans. C__h_a_n__g_in__g__w_e__a_t_h_e_r_o__r _c_li_m__a_t_ic__c_o__n_d_i_ti_o_n_s_,_h_u__m_a__n__a_c_t_iv_i_ti_e_s__su__c_h__a_s_i_ll_e_g_a__l h__u_n_t_in_g__o__f ___ b__ir_d_s_, _d_e__fo_r_e_s_t_a_t_io__n_a__n_d__s_o__o_n_._______________________________________________________ ____________________________________________________________________________________ 18) Why do some birds travel from one place to another? Give an example of such a bird. Ans. B_i_rd__s_t_ra__v_e_l_f_ro__m__o_n__e_p__la__c_e__to__a__n_o_t_h_e_r__to__a_v__o_id__e_x_t_r_e_m__e__w_e__a_t_h_e_r_c__o_n_d__it_io_n__s._T_h__e_______ S_i_b_e_r_ia__n_c__ra__n_e__is_o__n_e__s_u_c_h__b_i_rd__. ______________________________________________________ ____________________________________________________________________________________ Long Answer Question 19) How can we increase the number of Siberian cranes coming to India? Use the hints and write in the space given. Hints 6LEHULDQFUDQHVYLVLWZHWODQGV ODQGDUHDVWKDWKDYHVKDOORZZDWHUERGLHV 7KH\\IHHGPDLQO\\RQZDWHUSODQWV 7KHLUQXPEHUKDVUHGXFHGGXHWRKXQWLQJDQGSROOXWLRQRIZDWHUERGLHV D +RZFDQ _Le__a_r_n_e_r_’_s _re__s_p_o_n_s_e__(_H_i_n_t:__D_o__n_o_t__u_s_e__th_e__se__w__e_t_la__n_d_s__to__g__ro_w___c_r_o_p_s_,__________ we protect _m_a__k_e__ro__a_d_s__o_r_b_u__ild__h__o_u_s_e_s_._______________________________________________ the places _D_o__n_o_t__d_r_a_in__t_h_e_m___fo__r _d_r_in_k_i_n_g__w__a_t_e_r_o_r__a_n_y__o_t_h_e_r_p__u_r_p_o_s_e_s_._________________ WKH\\YLVLW\" _K_e_e_p__t_h_e_m___fr_e_e__f_ro__m__p__la_s_t_ic_s__o_r_h_a__rm__f_u_l_c_h__e_m__ic__a_ls_._________________________ E +RZFDQ we protect _S_to_p__i_ll_e_g_a__l _h_u_n_t_in__g_.)_______________________________________________________ WKHELUGV\" __________________________________________________________________________ 4
Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) Imagine birdwatching is your hobby. Based on this, answer the questions in the space given. Question Answer a) Where would you go to watch birds? park or jungle b) What materials would you need to binoculars, notebook, pen or pencil, field carry with you? guide, water and snacks c) At what time of the day would you go in the morning to watch birds? d) What care would you take? use an insect repellent, remain silent, not frighten the birds WB: Birds 5
Lesson 10 Animal Behaviour Remembering Multiple Choice Questions 1) Which of the following animals does not live in a group? [B] (A) elephant (B) tiger (C) deer (D) bison 2) Which of the following animals sleeps continuously for many days during the summer season? [C] (A) bear (B) bat (C) crocodile (D) ground squirrel Fill in the Blanks 3) __________E_l_e_p_h__a_n_t__________ has a long nose developed into a trunk. 4) Tigers have ears facing ____________f_o_r_w_a__rd_____________. Very Short Answer Questions 5) Name the animal that marks its area by rubbing itself against the plants in that area. Ans. l_e_o_p__a_r_d_____________________________________________________________________________ 6) Name any one animal which lives in a group. Ans. L_e__a_r_n_e_r_’s__re__sp__o_n_s_e__(_H_i_n_t:__d_e_e_r_,_b__is_o_n_,_e__le_p__h_a_n__t _(_a_n_y__o_n_e__))_____________________________ Short Answer Question 7) Name the following animals that do not live in one place throughout the year. a) b) Ans. a__)_s_a_l_m__o_n_____b_)__S_ib_e__ri_a_n__c_r_a_n_e_______________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ 6
Understanding True or False 8) Monkeys have long tails which help them to jump from one tree to another. [ True ] 9) The young ones of animals are not looked after if living in groups. [ False ] 10) Animals living in cold regions have thin hair to protect themselves from the cold. [ False ] 11) Area marking prevents an animal from entering into another animal’s area. True ] [ Short Answer Questions 12) How is the trunk useful to elephants? Ans. T_h_e__t_r_u_n_k__o_f_e_l_e_p__h_a_n_t_s_h__e_lp__s_t_h_e_m___to__p__ic_k__u_p__f_o_o_d__a_n__d__p_u_t_i_t_in__to__t_h_e_i_r_m__o_u_t_h_._I_t_a_l_s_o____ h__e_lp__s_t_o__ta__k_e__u_p__e_n_o_u__g_h__w_a__t_e_r_f_o_r_d_r_in__k_in_g__a__n_d__b_a_t_h_i_n_g_.______________________________ ____________________________________________________________________________________ 13) State any one benefit that animals have by living in groups. Ans. B__y_l_iv_i_n_g__in__g_r_o_u_p__s,__a_n_i_m_a__ls__c_a_n__p_r_o_t_e_c__t _th__e_m__s_e_lv_e__s_b_e__tt_e_r__fr_o_m___th_e__ir_e__n_e_m__ie__s,__h_u_n_t_in__g__ f_o_r__fo_o__d__is_e__a_s_y__a_n_d__t_h_e_i_r _y_o_u_n__g__o_n_e_s__a_r_e__b_e_t_t_e_r_lo__o_k_e_d__a__ft_e_r_(_a__n_y_o__n_e_)_._______________ ____________________________________________________________________________________ Long Answer Question 14) Draw a labelled diagram to describe two features that help a fish to move easily in Ans. water. a) The body is covered with scales instead of hair. b) The shape of its body is such that it can swim easily. WB: Animal Behaviour 7
Application Multiple Choice Questions [A] 15) What does the given picture show? (A) a shelter for animals (B) a home for human beings (C) a group of animals (D) a group of human beings 16) Which of the following statements is not true? [D] (A) Animals build shelters for their protection. (B) Animals may live together in groups. (C) Animals follow the rules of their group. (D) Animals do not need any kind of protection from tough weather. Short Answer Questions 17) We build houses to protect ourselves from extreme weather conditions. Asif wants to know what animals do to protect themselves. Explain it to him. Ans. _Le__a_r_n_e_r_’_s_r_e_s_p_o_n_s_e__(_H_i_n_t:__A_n_i_m__a_ls__fi_n_d__s_h_e_l_te__rs_i_n__th__e_f_o_r_m__o__f _c_a__v_e_s_o__r _b_u_i_ld__n_e__st_s_f_o_r_____ _th_e__ir_p__ro__te__c_t_io_n__f_ro__m__t_o_u_g__h_w__e_a__th__e_r.__S_o_m__e_t_im__e_s__th__e_y_g__o__in_t_o__a__lo_n__g__sl_e_e_p__.)____________ ____________________________________________________________________________________ 18) Do we live in groups like animals? What do we call our groups? Ans. _Le__a_r_n_e_r_’_s_r_e_s_p_o_n_s_e__(_H_i_n_t:__Y_e_s_,_w__e_a__ls_o__li_v_e__in__g_r_o_u_p__s_li_k_e__a_n_i_m__a_ls_._W__e__c_a__ll_o_u_r__g_r_o_u_p_s_____ _fa__m_i_ly_,_c__o_m__m__u_n_i_ty__o_r_s_o_c__ie_t_y_._)_______________________________________________________ ____________________________________________________________________________________ 8
Long Answer Question 19) Explain how humans are different from other animals. Write in the space given. Use the images as hints. a) _W__e__w_e_a__r_c_l_o_t_h_e_s_.___________________________________________ _______________________________________________________ b) _W__e__c_a_n__r_e_a_d__a__n_d__w_r_it_e_._____________________________________ _______________________________________________________ c) _W__e__u_s_e_v_e__h_ic__le_s__to__t_r_a_v_e_l_f_ro__m__p__la_c__e__to__p_l_a_c_e__._______________ _______________________________________________________ d) _W__e__g_ro__w__c_r_o_p__s_a_n_d__c__o_o_k__f_o_o_d_.______________________________ _______________________________________________________ Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) How does the strong sense of smell in animals help them? Explain using the images as hints. a) _A__ra__b_b_i_t_c_a__n_s_m__e_l_l _it_s_e_n__e_m__y_e__v_e_n__w_h__e_n__it_i_s_f_a_r____________ _a_w__a_y_._S_o_,__it_c_a__n__p_r_o_t_e_c_t_i_ts_e__lf_. ____________________________ _________________________________________________________ b) A__n_t_s_c_a__n__sm__e__ll_f_o_o_d__f_ro__m__a__d_i_s_ta__n_c_e_._T_h__is_h__e_lp__s_t_h_e_m___to_____ f_i_n_d__fo__o_d__e_a_s_i_ly_.__________________________________________ _________________________________________________________ WB: Animal Behaviour 9
Lesson 11 Food Storage Remembering Multiple Choice Questions 1) Which of the following is a sign of spoilt food? [D] (A) pleasant smell (B) good taste (C) no change in look (D) growth of some fluffy structures over the food 2) Which of the following food items would get spoilt faster? [A] (A) curry (B) biscuits (C) chips (D) wheat grains Fill in the Blanks 3) Microorganisms grow faster in a __________h__o_t__________ climate. 4) _______M__ic__ro__o_rg__a_n_i_s_m_s_______ that spoil the food cannot be seen with our naked eyes. Very Short Answer Questions 5) What do we call the food that becomes harmful for our health? Ans. s_p__o_il_t_f_o_o_d___________________________________________________________________________ 6) What should we check before buying any packed food item from the market? Ans. e__x_p_ir_y__d_a_t_e_/_b__e_s_t_b_e__fo__re__d_a__t_e_/_u_s_e__b_e_f_o_r_e__d_a_t_e________________________________________ Short Answer Question 7) What is food spoilage? Name any one microorganism that spoils food. Ans. _In__fo__o_d__s_p_o_i_la__g_e_,_t_h_e__n_u__tr_it_io__n__fr_o_m___th_e__f_o_o__d_i_s_l_o_s_t._S_u__c_h__fo__o_d__g_e__ts__w_a__st_e_d__.____________ _M_i_c_r_o_o_r_g_a__n_is_m__s_s_u_c__h_a__s_b_a__c_t_e_r_ia__a_n__d__fu_n__g_i_s_p_o_i_l _t_h_e__fo__o_d_.____________________________ ____________________________________________________________________________________ Understanding True or False 8) In olden days, people used natural methods to store and preserve food. [ True ] 10
9) We put sugar in pickles to preserve. [ False ] 10) Ice creams are stored in deep freezers to preserve them. [ True ] 11) Leafy vegetables are mostly preserved by drying them in the Sun. [ False ] Short Answer Questions 12) What is food storage? Why is it important? Ans. S_t_o_r_in__g__fo__o_d__fo__r_la__te__r _u_s_e__is_c__a_l_le_d__f_o_o_d__s_t_o_r_a_g_e__._F_o_o_d__s_t_o_r_a_g__e_i_s_v_e__ry__im__p_o__rt_a_n__t _t_o______ a__v_o_i_d__w_a__st_a_g__e__o_f_f_o_o_d__._____________________________________________________________ ____________________________________________________________________________________ 13) How are the following food items stored? a) food grains like rice, wheat b) milk Ans. _a_)_F_o__o_d__g_r_a_i_n_s_s_u_c_h__a__s_ri_c_e__a_n__d__w_h_e__a_t_a__re__s_t_o_r_e_d__in__d_r_y__c_o_n_t_a__in_e_r_s_.___________________ _b_)_M__i_lk_i_s_s_t_o_r_e_d__in__r_e_f_ri_g_e_r_a_t_o_r_s_. ______________________________________________________ ____________________________________________________________________________________ Long Answer Question 14) ‘We preserve food to use it later’. Based on this, answer the following questions. a) What is food preservation? Ans. _T_h_e__st_e_p__s_t_a_k_e_n__t_o__k_e_e_p__t_h_e__f_o_o_d__f_r_e_s_h_a__n_d__n_u_t_r_ie_n__t-_r_ic_h__is__c_a_l_le__d_f_o_o__d__p_r_e_s_e_r_v_a_t_io__n_.___ ____________________________________________________________________________________ b) Identify the method of food preservation shown in the images given below. Ans. A) B) _____________d_r_y_in_g__i_n__th_e__s_u_n___________ _________________p__ic_k_l_in_g_______________ ______________________________________ ______________________________________ WB: Food Storage 11
C) D) ___________u_s_in_g__s_u_g_a__r_o_r_j_a_g__g_e_r_y_______ _______________d__e_e_p__f_re__e_z_in_g___________ ______________________________________ ______________________________________ Application Multiple Choice Questions 15) Which of the following adds texture to the food and preserves it as well? [B] (A) storing in a plastic container (B) adding sugar (C) storing in jute bags (D) storing in plastic bags 16) Which of the following methods is used to get mango jellies throughout the year? [ C ] (A) salting (B) pickling (C) canning (D) keeping in granaries Short Answer Questions 17) Rita wants to know what happens to the food if we do not use any preservation method. Explain it to her. Ans. T_h__e_f_o_o__d__w_i_ll_s_p_o__il_in__a__f_e_w__d__a_y_s_. _____________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ 18) How can we make seasonal food available throughout the year? Ans. B__y_u_s_i_n_g__d_if_f_e_r_e_n_t_p__re__se__rv__a_t_io_n__m__e_t_h_o_d__s_, _w_e__c__a_n__m__a_k_e__s_e_a_s_o_n__a_l_f_o_o_d__a__v_a_il_a_b__le________ t_h_r_o_u_g__h_o_u__t _th__e__y_e_a_r_.________________________________________________________________ ____________________________________________________________________________________ 12
Long Answer Question 19) Why do we preserve mangoes? Use the images as hints. Hints Reason a) T_o__e_n__jo_y__it__in__o_t_h_e_r_s_e__a_s_o_n_s__a_s_i_t _is__a_s_e__a_s_o_n_a__l _fr_u_it_._____________ ____________________________________________________________ winter summer _To__e__n_jo__y_i_t _in__d_i_ff_e_r_e_n_t__te__x_tu_r_e_s__a_n_d__f_la__v_o_u_r_s_a__n_d__in_c__re_a__s_e_i_t_s___ b) _n_u_t_ri_ti_o_n_a__l _v_a_lu__e_.____________________________________________ Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) We carry food items when we travel. What precautions should we take to prevent the food from spoiling? Use the given hints. a) Kind of food to carry _C_a__rr_y_m__o__re__o_f_d__ry__f_o_o_d__i_te__m__s.________________ ____________________________________________ b) Care to be taken for packing cooked _D_o__n_o_t__p_a_c__k_f_o_o_d__w__h_e__n_i_t_is__h_o_t_._____________ food ____________________________________________ c) Care to be taken while packing the _P_a_c_k__f_o_o_d__i_te_m__s__to__p__re_v__e_n_t_w__a_t_e_r__fr_o_m________ food _g_e_t_t_in_g__in__. __________________________________ d) Storing the packed food _K_e_e_p__i_t_in__a__c_o__o_l _a_n_d__d__ry__p_l_a_c_e__, _a_w__a_y__fr_o_m____ _su__n_li_g_h_t_. ____________________________________ WB: Food Storage 13
Lesson 12 Building Materials Remembering Multiple Choice Questions 1) What do the people living in hot climate use to build houses? [A] (A) stone [B] (B) wood (C) ice (D) iron 2) Who does all the woodwork while constructing a house? (A) mason (B) carpenter (C) architect (D) potter Fill in the Blanks 3) ____________P__a_in_t_____________ protects the walls and makes them look beautiful. 4) Wooden houses are mostly found in areas with __________c_o__ld___________ climate. Very Short Answer Questions 5) Give an example of a material used for building a house. Ans. s_a__n_d_/_s_t_o_n_e_/_m__e_t_a__l _ro_d__s_/b__ri_c_k_s_(_a__n_y_o__n_e_)______________________________________________ 6) Give an example of a machine used for building a house. Ans. h__a_m__m__e_r_/_sc__re__w__d_r_iv_e__r/_d_r_il_li_n_g__m__a_c_h_i_n_e__(_a_n_y__o_n_e__)_____________________________________ 14
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