Question - Vedclass

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1.Sexual Reproduction in Flowering Plants

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A pollen tube grows down the style because

A

It helps in fertilization

B

It takes nutrients from the style

C

Filiform apparatus of synergids attracts the pollen tube

D

Of chemical attraction

Solution

(d)Filiform apparatus of synergids has secretes some chemical substance which is polysacchrids in nature. Which attract pollen tube.

Std 12

Biology

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