Q17 of 49 Page 85

Preventive and control measures adopted for the storage of grains include

Proper storage of grains leads to maintenance of productivity. Grains also if stored properly can be saved from insects, pathogens and decomposition.

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15

Animal husbandry is the scientific management of

(i) animal breeding (ii) culture of animals


(iii) animal livestock (iv) rearing of animals

 16

Which one of the following nutrients is not available in fertilizers?

 18

Match the column A with the column B























(A)



(B)



(a) Catla



(i) Bottom feeders



(b) Rohu



(ii) Surface feeders



(c) Mrigal



(iii) Middle-zone feeders



(d) Fish farming



(iv) Culture fishery


 19

Fill in the blanks

(a) Pigeon pea is a good source of _______


(b) Berseem is an important ________ crop.


(c) The crops which are grown in rainy season are called ______ crops.


(d) ______ are rich in vitamins.


(e) _____ crop grows in winter season.