Question

4. On the night of Diwali, sometimes we have difficulty in breathing. Why?​

Answer 1

because of the unwanted air it realises

Step-by-step explanation:

on the night of diwali,sometimes we have difficulty in breathing because of the harmful airs it realises.

Answer 2

We feel difficulty in breathing on the night of Diwali because continuos firing of crackers release large amount of harmful gases in the air that result in the decrease of concentration of oxygen available for breathing as compared to the other harmful gases.