Name the gas which is expelled out during expiration. Where is it originally produced in our body?

Is lactic acid produces in our body?

A gas which is formed during lightning.

Which muscle contracts during normal expiration?

Which of the following happens during expiration?

A gas is not produced during

The gas which is present both in producer gas and in water gas is …………….

Where does ETS occur in our body ?

Name the gas produced in the given reaction: PbS+O_2 →

Name : a nitrate which produces brown gas on heating.

A yoga teacher is demonstrating the technique of breathing exericse during forced expiration the actively contracting muscles in his body include