Q29 of 465 Page 45

...... involves breeding among unrelated animals.

Outcrossing or outbreeding

It is the practice of introducing unrelated genetic material into a breeding line. It increases genetic diversity and helps to get better progeny with desired features.


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Vermicompost is a type of soil made by .... and microorganisms.

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Mixed cropping is done to reduce the competition between component crops for light., nutrients and water

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…… is the maintenance of honey bee colonies, commonly in hives, by humans.

 1

Single Matching. Match the articles given in column I and column II











Column I



Column II



1. C 306


2. Navjot


3. Ganga 5


4. Kasturi


5. Green manure


6. Exotic breed


7. Pella


8. Yakub


9. Nurie


10. Kajal



(a) Maize


(b) Wheat


(c) Rice


(d) Maize


(e) Brown-Swiss


(f) Guar


(g) Black


(h) Golden red


(i) Black and red


(j) White