Question

Why do we often sneeze when we inhale a lot of dust-laden air?

Answer 1

Cause of sneezing when one inhales air:

1. Air is a mixture.
2. There are lots of dust particles present in the air.
3. When an individual inhales the dust enters the nose, these particles of dust pass through the hair in the nasal cavity.
4. These disturbances send to the brain and create sneezing.
5. Sneezing also helps in expelling the dust, making the air passage clean.
6. Therefore, the individual sneezes when he inhales unclean air.