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Assertion: The peristome is a fringe of ...

Assertion: The peristome is a fringe of teeth-like projections found at the mouth of the capsule.
Reason: It may be of two types nematodontous and orthodontus.

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

Text Solution

Verified by Experts

The correct Answer is:
B
The peristome is teeth like projection that surround the mouth of capsule in mosses. The opening of mouth is surrounded by one or two peristome.
When teeth of peristome are solid structure composed bundle of dead cells then called nematodontous and when each tooth is made up of thickened portion of cell wall is called orthodontus.
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