Question

Which of the following statements is correct?

• A. Selaginella is heterosporous, while Salvinia is homosporous.
• B. Ovules are not enclosed by ovary wall in gymnosperms.
• C. Horsetails are gymnosperms.
• D. Stems are usually unbranced in both Cycas and Cedrus.

Answer 1

The correct option is B Ovules are not enclosed by ovary wall in gymnosperms.

Gymnosperms are seed-bearing vascular plants in which the ovules or seeds are not enclosed in an ovary.
Horsetails are pteridophytes.
Selaginella and Salvinia are both heterosporous.
Stems are unbranched in Cycas and branched in Cedrus.