Question

The class of ferns (pteridopsida) includes three living groups and several extinct groups of ferns, true or false?

Answer 1

true.......................................................

Answer 2

The given statement is true.

Explanation:

Ferns are said to have a lineage of ancient plants back in the devonian era. These are vascular plants. The class of pteridopsida includes 3 living groups Ophioglossales, Marattiales, and leptosporangiate.

Pteridopsida also includes 2 groups of extinct ferns, Stauropteridales ferns and the oldest group of fossils Zygopteridales.

Thus, the correct answer is True.