Question

Pick the correct group consisting of all genera exhibiting homospory.

(a) Lycopodium, Psilotum, Selaginella, Equisetum

(b) Equisetum, Pteris, Salvinia, Psilotum

(c) Salvinia, Pteris, Lycopodium, Selaginella

(d) Equisetum, Psilotum, Lycopodium, Pteris

Answer 1

The correct option is: (d) Equisetum, Psilotum, Lycopodium, Pteris

Explanation:

Pteridophytes may produce similar spores (homosporous) or dissimilar spores (heterosporous). Selaginella and Salvinia show heterospory.