Funaria requires water because

Options

A. fertilisation occurs in water only
B. Funaria is a hydrophyte
C. plants need water for gametogenesis
D. gametangia cannot develop without water.

Answer

A

Explanation

Fertilisation of Funaria occurs in water. The antherozoids are released into water where they swim and reach archegonium. An antherozoid fuses with the egg to produce to zygote. Thus, an external layer of water is essential for the swimming of male gametes to the archegonia.