It is observed that simple organisms like algae and fungi normally reproduce asexually but before the onset of adverse conditions they shift to sexual reproduction. It is so because sexual reproduction_________.

Saves time

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Is rapid

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Produces variations

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All of the above

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Solution

The correct option is C Produces variations
Organisms such as fungi and algae switch to a sexual mode of reproduction during adverse conditions because sexual reproduction brings variation into the individuals, some of which might help the individuals to adapt to the changed conditions and survive. This ensures the continuity of species.
So, the correct option is 'produces variations'.

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Similar questions

Q. Assertion :Algae and fungi switch to asexual method of reproduction before the onset of adverse conditions. Reason: Asexual reproduction may introduce variations and leads to the formation of many clones.

Algae are known to reproduce asexually by a variety of spores under different environmental conditions. Name these spores and the conditions under which they are produced.

Asexual reproduction in algae is very common mean of reproduction.

Q.
Why do algae and fungi shift to sexual mode of reproduction just before the onset of adverse conditions?

Q. Asexual reproduction is the _____ method of reproduction in organisms that have a relatively simple organisation like _______ and _______.
Fill in the blank in the above statement.

Q. Explain how sexual reproduction gives rise to more viable variations than asexual reproduction. How does this affect the evolution of those organisms that reproduce sexually?

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