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Mention any two significant roles predat...

Mention any two significant roles predation plays in nature.

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(i) They keep the pray Populations under control.
(ii) They act as conduits for energy transfer across trophic levels.
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XII BOARD PREVIOUS YEAR PAPER ENGLISH-XII BOARDS-C.B.S.E. CLASS- XII
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  3. Mention any two significant roles predation plays in nature.

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  6. Name the interaction in each of the following : (a) Cuscuta growing ...

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  8. A women with blood group A married a men with B group . Show the possi...

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  9. Why do sports persons often fall a victim to cocaine addiction?

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  11. Coconut palm is monoecious while date palm is dioecious. Why are they ...

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  12. How can DNA segment, separated by gel electrophoresis be visualised an...

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  13. How do darwin' s finches illustrate adaptive radiation ?

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  14. Name the blank spaces a, b, c and d from the table given below :

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  15. DDT contant in the water of a lake that supplies drinking water to the...

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