EASY
7th CBSE
IMPORTANT
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respiration takes place in the presence of oxygen. (Aerobic/ Anaerobic)

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Important Questions on Respiration in Organisms

EASY
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet SA>Q A
Alcohol and carbon dioxide are the end products of _____respiration.
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet SA>Q A
A person feels a throbbing pain in the calf muscles due to the production of _____. (Lactic acid / Acetic acid)
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet SA>Q A
The number of times a person breathes in a minute is known as the _____. (breathing rate/pulse rate)
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet SA>Q A
The movement of the ribs is controlled by a group of muscles known as _____ muscles. (Cardiac/Intercostal)
EASY
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet SA>Q A
Earthworms have a series of thin-walled blood vessels known as _____.
EASY
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet SA>Q A
In insects, tracheae branch into smaller tubes known as _____.
EASY
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet SA>Q A
Each plant part breathes through its external layer of _____. (cells/cell organelles)
EASY
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 10 - Respiration in Organisms>Worksheet SA>Q B
Taking in the air is exhalation.