CBSE Class 10 Answered

Inhalation

Exhalation

Inhalation is a process where you take in air i.e. oxygen from the external environment, through the air ways, and into the alveoli.

Exhalation is breathing out of carbon dioxide out of the bronchial tubes, through the airways, to the external environment

It is an active process

It is a passive process

Caused by muscular contraction mainly of the diaphragm and intercostal muscles

Mainly caused by elastic recoil of the diaphragm and relaxation of the intercostal muscles

Aerobic Respiration

Anaerobic Respiration

Here oxygen is used

Here oxygen is not needed

It occurs in cytoplasm and mitochondria

It occurs in cytoplasm only

38 mol ATP is produced per mol glucose

2 mol ATP is produced per mol glucose

Its stages are glycolysis, pyruvate oxidation, Krebs cycle

Only glycolysis occurs here.