Question

Bryophytes are dependent on water because

• A. archegonium has to remain filled with water for fertilization
• B. water is essential for fertilisation for their homos porous nature
• C. water is essential for their vegetative propagation
• D. the sperms can easily reach upto egg in the archegonium

Answer 1

Answer: (D)

Bryophyta is a group of cryptogams. Main plant body of bryophytes is a gametophytic (haploid). It bears male and female sex organs. The antherozoids (sperms) of bryophytes are flagellated (motile) and need a film of water to swim through for reaching the archegonium.