Q4 of 465 Page 54

List out some useful traits in improved crop?

Some of the useful traits of the improved crops are:

(i) Higher yielding plants;


(ii) Improved quality;


(iii) Resistance to biotic and abiotic factors;


(iv) Change in maturity;


(v) Wider adaptability;


(vi) Desirable agronomic traits.


More from this chapter

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2

Match the items of column A with those of column B











Column A



Column B



(a) Fish farming


(b) Catla


(c) Rohu


(d) Mrigal



(i)Bottom feeder


(ii)Culture fishery


(iii)Surface feeder


(iv) Middle zone feeder


 3

What is GM crop? Name any one crop which is grown in India.

 5

Why is organic matter important for crop production?

 6

Why is use of excess fertilizer detrimental for environment?