Which of the following is not involved in the filtration of air
a)Hair
b)cilia
c)mucus
d)nasal cavity
Answers
Answered by
1
Answer:
a)Hair is the answer.
Explanation:
Because it is not involved in the filtration of air
Answered by
1
Answer:
d)
Explanation:
becoz a)hair in nasal cavity prevent dust from entering.
b)cilia in bronchi prevent dust from entering.
c)mucus in nose and bronchi stick dust so that prevent from entering.
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