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Question

Which of these are heterosporous plants?


A

Selaginella

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B

Pteris

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C

Salvinia

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D

Adiantum

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Solution

The correct option is C

Salvinia


Pteridophyte genera like Selaginella and Salvinia produce two kinds of spores, macro (large) and micro (small) spores, so are known as heterosporous.

Pteris and Adiantum produce one kind of spore so are known as homosporous.


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