Our nostrils has hair and mucous. What is the need to have them in our nasal cavity?
Answers
Answered by
9
Answer:
Explanation:
because they trap the dust and bacteria which comes with air
into our body
Answered by
15
Our nostrils have hairs so that when any dust particals or such particals enter our nose it can be trapped there and cause no harm to us.
Moreover, mucous has a pretty important job — it keeps the lining of your nose moist and warms the air you breathe.
Similar questions