Respiration in Organisms

Breakdown of food without using oxygen is called as

Glucose in the absence of oxygen produces

The number of times a person breathes in a minute is termed as

The number of times a person breathes in a minute is termed as

When we inhale air, it passes through our nostrils into the

Which are the gases involved in breathing?

Name the organ of the body in which the blood is oxygenated.

In the following figure of respiratory system organs labelled by 1 and 2 are respectively:

Breathing rate in human beings in normal condition is

In higher animals, respiration occurs through _________.

Yeasts can survive in the absence of air. They are called ________