Q. Identify the pair of heterosporous pteridophytes among the following:
A) $Equisetum$ and $Salvinia$
B) $Lycopodium$ and $Selaginella$
C) $Selaginella$ and $Salvinia$
D) $Psilolum$ and $Salvinia$
Explanation
[Solution from source] Genera like $Selaginella$ and $Salvinia$ produce two kinds of spores (macro- and microspores), so they are heterosporous. Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.