Plant Kingdom · Class 11 · CBSE · Science Biology
Heterospory is prominently exhibited by which of the following groups of pteridophytes?
Practice question from Plant Kingdom (Class 11 · CBSE · Science Biology), with the correct answer and a step-by-step solution.
medium · MCQ · Q-F3ADC9
Heterospory is prominently exhibited by which of the following groups of pteridophytes?
- A.Selaginella and SalviniaCorrect answer
- B.Equisetum and Psilotum
- C.Pteris and Adiantum
- D.Lycopodium and Dryopteris
Solution
Most pteridophytes produce similar kinds of spores (homosporous); however, genera like Selaginella and Salvinia are heterosporous, producing two kinds of spores, macro (large) and micro (small) spores.
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