A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C) If the assertion is true but the reason is false
D) If both the assertion and reason are false
E) If the assertion is false but reason is true
Correct Answer: B
Solution :
In Dryopteris, young rhizome and leaves are covered with dry, brown, chaffy scales known as ramenta. In Pteridium, the rhizome and the leaves especially while young, are covered by a felt of simple hairs, and the scales are conspicuously absent.
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