Which of the following statements is cor...

Which of the following statements is correct?

A

Stems are usually unbranched in both Cycas and Cedrus .

B

Horsetails are gymnosperms.

C

Selaginella is heterosporous, while salvinia is homosporous.

D

Ovules are not enclosed by ovary wall in gymnosperms.

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The correct Answer is:

D

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