A pollen tube grows down the style because - Vidyadip

MCQ

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
✓
Of chemical attraction

✓

Answer

Correct option: D.

Of chemical attraction

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

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