202110328-MAGNOLIA-STUDENT-WORKBOOK-EVS_I(SCIENCE)-G03-PART2

EVS – I (SCIENCE) WORKBOOK – PART 2 3 Name: ___________________________________ Section: ________________ Roll No.: _________ School: __________________________________

Preface ClassKlap partners with schools, supporting them with learning materials and processes that are all crafted to work together as an interconnected system to drive learning. ClassKlap presents the latest version of the Magnolia series – updated and revised after considering the perceptive feedback and comments shared by our experienced reviewers and users. The Magnolia series endeavours to be faithful to the spirit of the prescribed board curriculum. Furthermore, to facilitate comprehensive coverage, improved understanding of diverse themes and ease of implementation, the EVS curriculum has been split into EVS – I (Science) and EVS – II (Social Studies). Our books are split into two parts to manage the bag weight. They also strive to ensure inclusiveness in terms of gender and diversity in representation, catering to the heterogeneous Indian classroom. The Magnolia EVS – I (Science) textbooks and workbooks offer the following features:  Interactive content that engages students through a range of open- ended questions that build curiosity and initiate exploration  Opportunities for experimentation, analysis and synthesis of ideas and concepts  Exposure to locally relevant environmental problem solving  Effective use of visual elements to enable learning of structures, processes and phenomena  A focus on subject-specific vocabulary building  Integrated learning of values and life skills  Promotion of participatory and contextualised learning through the engagement of all relevant stakeholders in the learning process Overall, the ClassKlap Magnolia EVS – I (Science) textbooks, workbooks and teacher companion books aim to inculcate healthy habits, skills and values that promote environmentally sensitive and culturally responsive democratic citizenship among students. – The Authors

Workbook Features Remembering Understanding Questions aimed at helping students to Questions aimed at helping students recollect critical information regarding engage with the ‘how’ and ‘why’ of the ‘who’, ‘what’, ‘when’ and ‘where’ of the concept the concept Application Applying the understanding of the concept to questions related to real-life scenarios Higher Order Thinking Skills (H.O.T.S.) Extending the application of the concept to more advanced and challenging questions that meet the criteria of higher order thinking skills

Contents 3Class 8 Composition of Air������������������������������������������������������������������������������������������������������� 1 9 Stems and Leaves�������������������������������������������������������������������������������������������������������� 6 1 0 Uses of Animals���������������������������������������������������������������������������������������������������������� 11 1 1 Food Diversity������������������������������������������������������������������������������������������������������������� 16 1 2 Types of Houses���������������������������������������������������������������������������������������������������������� 21 1 3 Travel with Family������������������������������������������������������������������������������������������������������� 26 1 4 Communication without Speaking�������������������������������������������������������������������������� 31

Lesson 8 Composition of Air Remembering Multiple Choice Questions 1) Which of the following is present in large amount in the air? [     ] (A) water vapour (B) carbon dioxide (C) nitrogen (D) dust 2) What is the gaseous form of water called? [     ] (A) ice (B) water vapour (C) dust (D) oxygen Fill in the Blanks 3) Air is a mixture of different _______________________________. 4) __________________________________ air does not have any smell or colour. Very Short Answer Questions 5) Name a gas that is present in small amount in the air. Ans. _____________________________________________________________________________ 6) Name a thing present in air other than the gases. Ans. _____________________________________________________________________________ Short Answer Question 7) Write a short note on gases. Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 1

Understanding True or False [       ] 8) We do not need air to breathe. [       ] 9) Plants give out oxygen in the process of making their food.  [      ] 10) All animals breathe in oxygen.  [       ] 11) Plants take in carbon dioxide from the air to make their food.  Short Answer Questions 12) Fill in the blanks to complete the movement of gases correctly. ________________ ________________ ________________ ________________ 13) What is the man doing in the given picture? Is it right or wrong? Why? 2

Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Long Answer Question 14) How do we get rain? Draw a diagram to explain. Ans. Application Multiple Choice Questions 15) Name a gas that becomes a pollutant when its amount increases in the air.  [   ] (A) oxygen (B) nitrogen (C) carbon dioxide (D) water vapour 16) What should we wear to allow clean air to enter our nose? [     ] (A) overcoat (B) umbrella (C) jacket (D) mask Composition of Air 3

Short Answer Questions 17) Suhail wants to list the effects of air pollution on our health. Help him out in doing so. Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 18) Which of the following should we use while cooking? Why? a) b) chulha LPG stove Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Long Answer Question 19) Write any four ways to keep the air clean. Use the images as hints. a) __________________________________________________________ __________________________________________________________ b) __________________________________________________________ __________________________________________________________ 4

c) __________________________________________________________ __________________________________________________________ d) __________________________________________________________ __________________________________________________________ Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) Make a poster on the chart paper to show the harmful effects of firecrackers and write one slogan. (Hint: Avoid crackers and save nature.) Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Composition of Air 5

Lesson 9 Stems and Leaves Remembering Multiple Choice Questions 1) Which of the following plants has a thorny stem? [     ] (A) rose (B) lotus (C) spinach (D) coriander 2) Which of the following statements is correct? [     ] (A) Tulsi leaves have no smell. (B) Banana leaves are big. (C) Bamboo stem is not smooth. (D) Coconut tree has many branches. Fill in the Blanks 3) Bamboos have ___________________________ stems. (smooth / rough) 4) ___________________________ leaves have toothed edges. (Neem / Lotus) Very Short Answer Questions 5) Name a leaf which has a special smell. Ans. _____________________________________________________________________________ 6) Name a tree with a rough stem. Ans. _____________________________________________________________________________ 6

Short Answer Question 7) What type of stem does a coconut tree have? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Understanding Match the Following a) leaves 8) stem that stores food b) sugar cane 9) plant part that makes food c) water, carbon dioxide, sunlight 10) plant part which holds leaves d) stem 11) things leaves need to make food Short Answer Questions 12) How does the stem help the leaves? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 13) What do plants need to live? How do leaves help the plant? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Stems and Leaves 7

Long Answer Question 14) Look at the image. Fill in the empty spaces to explain how leaves prepare food for the plant. a) R oots take in __________________ from the ________________. b) In the presence of ______________ , leaves combine ______________________________ and _________________ to make _______________. During this process, they give out ________________. c) So, leaves are called the ____________________________ of the plant. Application Multiple Choice Questions 15) Which of the following is used as a leafy vegetable?  [     ] (A) neem (B) mango (C) tulsi (D) spinach 8

16) Which of the following plants’ stem is used as food? [     ] ( A) coconut (B) tulsi (C) neem (D) potato Short Answer Questions 17) What do we get from sugar cane stem? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 18) Why do we use tree trunks to make furniture? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Long Answer Question 19) Write the uses of leaves using the images as hints. a) b) ____________________________________ ____________________________________ c) d) ____________________________________ ____________________________________ Stems and Leaves 9

Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) Draw a cactus plant and label its parts. How are the leaves different from other plants? Ans. _____________________________________________________________________________ _____________________________________________________________________________ 10

Lesson 10 Uses of Animals Remembering Multiple Choice Questions 1) Which of the following animals does not give us milk? [     ] (A) hen (B) cow (C) goat (D) buffalo 2) Which of the following things do we not get from animals? [     ] (A) egg (B) honey (C) meat (D) rice Fill in the Blanks 3) Oyster, a sea animal, gives us ______________________________. 4) Dried cow dung is used instead of ______________________________ to cook food. Very Short Answer Questions 5) Name a useful thing produced from animal waste. Ans. _____________________________________________________________________________ 6) Name two products obtained from lac. Ans. _____________________________________________________________________________ Short Answer Question 7) Fill in the table. Animal What do we get Product made __________________________ wool woollen clothes silkworm __________________________ silk cloth 11

Understanding a) guards our houses Match the Following b) provides us a ride c) entertains people 8) d) help us in farming 9) 10) 11) Short Answer Questions 12) Which animal is called the ‘ship of the desert’? Why? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 13) Why are mules trained to carry loads in mountainous regions? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 12

Long Answer Question 14) How are dogs helpful to us? Use the images as hints. a) b) _______________________________________ _______________________________________ c) d) _______________________________________ _______________________________________ Application Multiple Choice Questions 15) Which of the following people depend on animals for their livelihood?  [     ] ( A) potters (B) milkmen (C) tailors (D)carpenters 16) Which of the following birds is reared for eggs?  [     ] ( A) eagle (B) pigeon (C) peacock (D)hen Uses of Animals 13

Short Answer Questions 17) Who is shown in the given picture? How does he depend on animals for his livelihood? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 18) Look at the given picture. What does it show? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Long Answer Question 19) Fill in the blanks to complete the table. Animals reared Animals used for Fish farming fish _____________________________ Goat and sheep goats and sheep milk and _____________________ farming Poultry farming hens and ____________________ meat and ___________________ 14

Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) Look at the following pictures and identify them as right or wrong. Give a reason to support your answer. a) b) Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Uses of Animals 15

Lesson 11 Food Diversity Remembering Multiple Choice Questions 1) Which of the following is the correct pair of the region and the food mainly eaten there? [     ] (A) north – fish curry (B) east – paratha (C) south – dosa (D) west – idli 2) Which of the following would the people from Punjab prefer? [     ] (A) pasta (B) lassi and paratha (C) idli (D) pav bhaji Fill in the Blanks 3) ______________________________ is the staple food in southern India. 4) Wheat is the staple food in _________________________________ India. Very Short Answer Questions 5) Identify the food item and the country in which it is mostly eaten. Ans. _____________________________________________________________________________ 16

6) What food do people in West Bengal mostly eat? Ans. _____________________________________________________________________________ Short Answer Question 7) What is staple food? Is it the same across different regions? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Understanding Match the Following 8) Christmas  a) modak bhog 9) Eid  b) cake biryani 10) Durga puja  c) 11) Ganesh festival  d) Short Answer Questions 12) What is a crop? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 13) Why is seafood like fish popular in coastal areas? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Food Diversity 17

Long Answer Question 14) Fill in the following table to show the effect of climate on eating habits of the people. Climate Crops grown Food items prepared heavy rainfall rice and coconut ________________________________ ________________________________ low rainfall ________________________________ roti, bread ________________________________ Application Multiple Choice Questions [     ] [     ] 15) In summer, which of the following should we consume more often?  (A) soup (B) dry fruits (C) watermelon juice (D) tea 16) Which of the following needs to have more energy-rich food items? (A) an old man not doing any work (B) a child taking part in many sports activities (C) a person not involved in much physical work (D) a lady sitting on a chair 18

Short Answer Questions 17) Why do we have the following food items in winter? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 18) What would you eat if you were ill? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Long Answer Question 19) How do the food items that we eat change with our age? a) b) c) d) new born baby school children grown-up people old people _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ _________________ Food Diversity 19

Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) Names of certain crops are given. Group similar ones in the box as in the mind map below. (rice, tea, rubber, jute, tobacco, maize, wheat, fruits, sugar cane, vegetables, cotton, coffee, coconut) Groups of crops grown in India 20

Lesson 12 Types of Houses Remembering Multiple Choice Questions 1) Which of the following materials is/are not used in building kutcha houses?  [   ] (A) iron rods (B) leaves (C) mud (D) wood 2) Which of the following houses is not as strong as the others to face rain? [     ] (A) (B) (C) (D) Fill in the Blanks 3) _________________________________ houses are stronger than kutcha houses. 4) Earlier, human beings used to live in __________________________________. Very Short Answer Questions 5) Arrange these shelters in the order in which people started living in them: hut, cave, apartment Ans. _____________________________________________________________________________ 21

6) Give two examples of pucca houses. Ans. _____________________________________________________________________________ Short Answer Question 7) Write a short note on pucca houses. Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Understanding Match the Following 8) a) houseboat 9) b) caravan 10) c) stilt house 11) d) tree house 22

Short Answer Questions 12) Where are stilt houses found? Why are they built at a height? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 13) Name the following: a) people who wander from place to place in search of their livelihood b) type of houses in areas with heavy rainfall Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Long Answer Question 14) How are houses in villages different from the houses in cities? a) Houses in villages are built to ________________________ ____________________________________________________. They can have _____________________________________ ____________________________________________________. b) In cities, the space available is ______________________ ____________________________________________________. So, _________________________________________________ ____________________________________________________. Types of Houses 23

Application Multiple Choice Questions 15) To be healthy, what should our houses have? [     ] (A) dirt and germs (B) dust and waste (C) sunlight and fresh air (D) garbage and flies 16) Mosquitoes lay eggs: [     ] (A) in bright sunlight (B) in dirty or stagnant water (C) in fresh air (D) on a mopped floor Short Answer Questions 17) Why should our houses be clean? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 18) Why should we keep the windows of our houses open? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Long Answer Question 19) Look at the images and write the ways to keep our houses clean. a) __________________________________________________ b) __________________________________________________ 24

c) ___________________________________________________ d) ___________________________________________________ Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) Draw lines to connect the correct options. One has been done for you. a) orphanages blocks of shelter for children b) igloo snow who have lost their c) caravans parents and family d) old age home special homes keeps it warm inside houses on shelter for old people wheels who do not have anyone else to take care of them groups of people travelling together Types of Houses 25

Lesson 13 Travel with Family Remembering Multiple Choice Questions 1) Which of the following is not a factor while deciding a place for a tour? [     ] (A) season (B) things to do (C) money (D) important things to pack 2) Which of the following things is very important to carry while travelling? [     ] (A) tickets (B) camera (C) umbrella (D) toiletries Fill in the Blanks 3) Visiting hill stations is ideal during _______________________________. 4) We take a ___________________________ to record the memories of our trip. Very Short Answer Questions Read the following and answer: Prachi’s family has decided to go to Singapore this vacation. They will fly on 2nd May and return in a week. Prachi is very excited. She has already started making a list of things to buy. 5) Where is Prachi going on vacation? Ans. _____________________________________________________________________________ 6) What is the mode of travel? Ans. _____________________________________________________________________________ 26

Short Answer Question 7) What is a tour? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Understanding Match the Following 8) a) travel to a religious place 9) b) travel to celebrate a festival 10) c) travel for a business purpose 11) d) travel for refreshment Travel with Family 27

Short Answer Questions 12) What knowledge do we gain while travelling to different places? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 13) When people meet their extended family members, what do they do? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Long Answer Question 14) Why do people need travel for refreshment? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Application Multiple Choice Questions [     ] 15) Which of the following is not an example of travelling for adventure? (A) hiking (B) visiting religious places (C) mountaineering (D) camping 28

16) Which of the following is an example of adventure sports? [     ] (A) tennis (B) skydiving (C) badminton (D) football Short Answer Questions 17) Give two examples of adventure travel. Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 18) What care should be taken while taking part in adventure sports? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Long Answer Question 19) Identify the following adventure sports. a) ______________________________________________ ______________________________________________ b) ______________________________________________ ______________________________________________ Travel with Family 29

c) ______________________________________________ ______________________________________________ d) ______________________________________________ ______________________________________________ Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) Have you ever gone on a tour with your family/a school picnic? Write in short about it. (Hint: Where did you go? How did you reach there? Where did you stay? What all did you do?) Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 30

Lesson Communication without Speaking 14 Remembering Multiple Choice Questions 1) Which of the following is communication without speaking? [     ] (A) (B) (C) (D) 2) Which of the following body parts’ movement is not used in gestures? [     ] ( A) mouth (B) hands (C) shoulders (D) head Fill in the Blanks 3) Body movements that help people to communicate without speaking anything are called ________________________________. 4) An ______________________ is a look on our face that shows a particular emotion. Very Short Answer Questions 5) What does communication with words involve? Ans. _____________________________________________________________________________ 31

6) What does communication without words involve? Ans. _____________________________________________________________________________ Short Answer Question 7) What is communication? What are the two types of communication? Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Understanding Identify if the following are gestures (G) or expressions (E). 8) ____________________________________________ 9) ____________________________________________ 10) ____________________________________________ 11) ____________________________________________ 32

Short Answer Questions 12) Give an example of a gesture and the purpose for which it is used. Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 13) What feelings would the following expressions communicate? Expression Feelings a) smile on the face __________________________________________________ b) raising the eyebrows __________________________________________________ Long Answer Question 14) How are gestures and expressions useful in acting and dancing? Identify them in the given picture. Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Communication without Speaking 33

Application Multiple Choice Questions 15) What does the following gesture stand for? [     ] (A) peace (B) hello (C) dislike (D) OK 16) Which of the following represents an idea?[     ] (A) (B) (C) (D) Short Answer Questions 17) Rina wants to know about sign language and the people who use it. Explain to her about it. Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ 34

18) What do the given gestures indicate? a) b) c) d) Ans. _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Long Answer Question 19) How can you help people who cannot speak or hear? Use the given images as hints. a) _____________________________________________________ _____________________________________________________ b) _____________________________________________________ _____________________________________________________ c) _____________________________________________________ _____________________________________________________ d) _____________________________________________________ _____________________________________________________ Communication without Speaking 35

Higher Order Thinking Skills (H.O.T.S.) Long Answer Question 20) The Braille alphabet is given below. Using the letters of this alphabet, try to write a word of your choice. Ans. 36