Classification and Examples — Prelims Questions

Which of the following pteridophytes is characterized by the absence of true roots and leaves, possessing only rhizoids and scale-like enations?

Which of the following pteridophytes is heterosporous?

Circinate vernation, the characteristic coiling of young leaves, is a prominent feature of which class of pteridophytes?

Which of the following statements is INCORRECT regarding *Equisetum*?

Which of the following is an aquatic heterosporous fern?

Which class of pteridophytes is characterized by jointed stems, whorled scale-like leaves, and the presence of silica in the epidermis?