A) Water is essential for fertilisation for their homosporous nature.
B) Water is essential for their vegetative propagation.
C) The sperms can easily reach up to the egg in the archegonium.
D) Archegonium has to remain filled with water for fertilisation.
Correct Answer: C
Solution :Bryophytes require a thin film of water on the surface of their substratum during sexual reproduction for the following reasons: (i) Dehiscence of antheridia requires absorption of water from the outside. (ii) Dehiscence of archegonium. (iii) Swimming of sperms to reach the archegonia.
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