Question

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Question 13 There are a couple explanations as to why you don't find bryophytes living out in open, sunny areas. What is one of them? a. Gas exchange is more efficient in wet areas. b. Archegonia are sensitive to heat. c. Without moisture, rhizoids cannot anchor the plants. d. Bryophytes need extra water for photosynthesis. e. The sperm of bryophytes need water to swim to an egg.

Answer 1

Ans13)e)The sperm of bryophytes need water to swim to an egg.

Explaination: Bryophytes habitat are restricted to moist environment because their flagellated sperms require water to swim to an non motile egg and fertilize it.The dependency of bryophytes on water for their fertilisation is one of the explaination that explain why we don't find bryophytes in open, sunny areas.