Question

2. Which of the following substances is present in a higher percentage in exhaled air than inhaleda
(0) Carbon dioxide (1) Oxygen
Water vapour wegen
(A) () only
(B) &
(C &
3. Muscular cramps after strenuous exercise is​

Answer 1

1) carbon dioxide
2) Cramps can have causes that aren't due to underlying disease. Examples include dehydration, strenuous exercise or lack of muscle use.

Answer 2

Answer:

carbon dioxide is present in a higher percentage in exhaled air than inhaled air

Muscular cramps after strennuous exercise because of the lactic acid which is produce when we respire inaerobically