Question

Read the following and answer the questions given below:
Keep your palm around an inch away from your nose, feel you are breathing out
Breathe steadily for 1 - 2 minutes. Now take a piece of any fruit, chew and before
swallowing it keep the fingers of the other palm on your throat, now swallow it.
(a) Name the two organs which play a major role during breathing process.
(b) What happens in the chest cavity during inhalation?
(c) What difference do you find between exhaled air and inhaled air?
(d) Which structure is helping you to swallow food without deflecting it to the windpipe?​

Answer 1

Answer:

(a). Nose and lungs

(b). It fills the air

(c). Inhaled air is oxygen and exhaled air is carbon dioxide

(d). Food pipe