(D) In $Vallisneria$,the female flower reaches the surface of the water by a long,coiled stalk.The male flowers or pollen grains are released on to th

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Male flowers are carried by water currents to female flowers at surface of water.

(D) In $Vallisneria$,the female flower reaches the surface of the water by a long,coiled stalk.The male flowers or pollen grains are released on to the surface of the water.They are carried passively by water currents to reach the female flowers at the surface of the water.This is a specialized mechanism of hydrophily.

Class 12 Biology Sexual Reproduction in Flowering Plants Pollination

Medium

What type of pollination takes place in $Vallisneria$?

NEET 2019 All NEET

A
Pollination occurs in submerged condition by water.
B
Flowers emerge above surface of water,and pollination occurs by insects.
C
Flowers emerge above water surface,and pollen is carried by wind.
D
Male flowers are carried by water currents to female flowers at surface of water.