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The mucus produced by the goblet cells ...

The mucus produced by the goblet cells
(a) moistens the incoming air
(b) trap the fine dust particles
(c) filter out large dust particles
(d) warms the incoming air .

A

(I) a, b , c are correct

B

(2) only a is correct

C

(3) b and d are correct

D

(4) a and c are incorrect

Text Solution

Verified by Experts

The correct Answer is:
A
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