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Assertion. The time involved between pol...

Assertion. The time involved between pollination and fertilization varies from species to species
Reason. All the pollen that reach the stigma succeed in affecting fertilization .

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

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  10. [A]: The three cells of the egg apparatus are arranged in a triangular...

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  11. [A]: Pollen grains from male parent are mostly transferred to the stig...

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  12. [A]: The two sperms cells in a pollen tube often change their shape. ...

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  13. [A] : Synandrous condition is found in curcurbits. [R] : The male fl...

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