Question

Identify the functions of the hair and mucus inside the nose.

• A. They stop the dust from going into the body.
• B. They stop the carbon dioxide from going into the body.
• C. They stop the germs from going into the body.
• D. They help in smelling fragrances.

Answer 1

Answer: (A), (C)

They stop the germs from going into the body.

The hair and mucus present inside the nose filter the air that goes into the lungs. They stop the germs and dust from entering into our body. The fine hair and mucus act as the first line of defense in the nasal passage.