MEDIUM
7th CBSE
IMPORTANT
Earn 100

What do we breathe out? Explain with an appropriate example.

Important Questions on Respiration in Organisms

MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet SA>Q H
Discuss the respiratory system principles.
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet FA>Q B
In the process of respiration, the exchange of gases takes place in
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet FA>Q B
In which of the following organisms, the gaseous exchange does not take place through the skin?
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet FA>Q B
When we inhale, the air passes through the organs in the following sequence:
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet FA>Q B
Which of the following statements is not true about respiration?
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet FA>Q B
Which of the following animals does not use trachea as the respiratory organ?
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet FA>Q C
After running for 2-3 minutes continuously, you start breathing heavily. Why?
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet FA>Q C
When you blow on a mirror, its surface becomes cloudy. After some time it clears again. Explain how does this happen.