What makes air enter our lungs when we inhale?

Important Questions on Respiration in Plants and Animals

MEDIUM

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 11 - Respiration in Plants and Animals>Exercises>Q C

How does oxygen from the air in the lungs reach the cells?

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 11 - Respiration in Plants and Animals>Exercises>Q D

Oxygen combines with haemoglobin in the blood to form _____.

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 11 - Respiration in Plants and Animals>Exercises>Q D

The lungs have millions of sac-like units for the exchange of respiratory gases called _____.

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 11 - Respiration in Plants and Animals>Exercises>Q D

Carbon dioxide and _____ molecules are formed during internal respiration.

MEDIUM

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 11 - Respiration in Plants and Animals>Exercises>Q D

Anaerobic respiration is also known as _____.

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 11 - Respiration in Plants and Animals>Exercises>Q D

The larynx is responsible for _____. (respiration/speech)

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 11 - Respiration in Plants and Animals>Exercises>Q D

The tiny openings on stems and fruit that plants use for breathing are called _____.

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 11 - Respiration in Plants and Animals>Exercises>Q D

Alcohol is formed during _____ (aerobic/anaerobic) respiration.