Make collections of each type of bird. Answer the questions that follow. D + RZPDQ\\ELUGVRIHDFKW\\SHDUHWKHUH\" E : KLFKWZRELUGVDUHHTXDOLQQXPEHU\" F : KLFKELUGLVWKHPD[LPXPLQQXPEHU\" G : KLFKELUGLVWKHPLQLPXPLQQXPEHU\" H : KDWLVWKHWRWDOQXPEHURISHDFRFNVDQGSDUURWV\" I :KLFKELUGLVPRUHLQQXPEHUKHQRURZO\" Solution: a) Number of birds of each type are as follows: Bird Collection Number of Birds 7 Data Handling 47
Bird Collection Number of Birds 2 6 2 1 4 3 1 b) Peacock and duck; pigeon and sparrow c) Parrot d) Pigeon and sparrow e) 9 f) Hen 48
Maths Munchies In a data, a type of object may repeat many times. We draw as many lines as the number of times it repeats. For example: There are 10 apples and 6 mangoes in a basket. It also contains 3 bananas, 1 pineapple and 2 guavas. Representing all these in picture form will take time. Make it easy by drawing as many lines as the number of each type of fruit. Apples | | | | | | | | | | Mangoes | | | | | | Bananas | | | Pineapple | Guavas | | Counting the objects becomes easier by drawing these lines. You can DOVRJURXSWKHOLQHVLQEXQGOHVRIÀYHIRUTXLFNHUDGGLWLRQ7KLVLVXVHIXOLI the number of objects is large. Connect the Dots EVS Fun There are special names for the collections of a few things. For example, a) A collection or a group of lions is called a ‘pride’. b) A collection or a group of birds is called a ‘ÁRFN’. c) A collection or a group of honey bees is called a ‘swarm’. Data Handling 49
English Fun Count the number of letters in the following words. Make collection of words based on the number of letters in each word. +LQW +RZPDQ\\WKUHHOHWWHUZRUGVDUHWKHUH\"+RZPDQ\\IRXUOHWWHU ZRUGVDUHWKHUH\" CAT ANIMAL FROG DONKEY CARROT BAT MAN HOPE JUMP SMILE ANGRY Number of letters (Collection) in the word Number of words 3 4 5 6 Drill Time 9.1 Collect, Represent and Interpret Data 1) What collections do these pictures show? a) b) 50
c) d) 2) Observe the picture and answer the following. D + RZPDQ\\EXWWHUÁLHVDUHWKHUHDOWRJHWKHU\" E + RZPDQ\\RUDQJHEXWWHUÁLHVDUHWKHUH\" F + RZPDQ\\EOXHEXWWHUÁLHVDUHWKHUH\" G : KLFKFRORXUEXWWHUÁ\\LVWKHPD[LPXPLQQXPEHU\" H : KLFKFRORXUEXWWHUÁ\\LVWKHPLQLPXPLQQXPEHU\" Data Handling 51
3) Observe the collection given. Make collections of each type of fruit and answer the questions that follow. a) How many fruits of each type are WKHUH\" E :KLFKIUXLWLVWKHPD[LPXPLQQXPEHU\" F : KLFKIUXLWLVWKHPLQLPXPLQQXPEHU\" d) What is the total number of bananas DQGVWUDZEHUULHV\" e) What is the total number of apples and SLQHDSSOHV\" f) What is the difference between the number of strawberries and DSSOHV\" A Note to Parent Ask your child to count the number of aunts, uncles and cousins he or she has. Ask him or her to make a list and write the total for each group in his or her notebook. 52
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