MEDIUM
7th CBSE
IMPORTANT
Earn 100

Assertion (A): Each alveolus is surrounded by a network of capillaries.
Reason (R): Capillaries diffuse only carbon dioxide to the cells.

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Important Questions on Assessment-2

EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 20 - Assessment-2>ASSESSMENT-2(6-9)>Q A
Which among the following materials is a conductor of heat?
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 20 - Assessment-2>ASSESSMENT-2(6-9)>Q A
The mode of transfer of heat between two objects that are in physical contact is
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 20 - Assessment-2>ASSESSMENT-2(6-9)>Q A
An instrument used to measure the amount of rainfall.
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 20 - Assessment-2>ASSESSMENT-2(6-9)>Q A
The organic mixture formed from animal and plant decay and minerals is called
MEDIUM
7th CBSE
IMPORTANT
Science Now 7>Chapter 20 - Assessment-2>ASSESSMENT-2(6-9)>Q A
Microorganisms like bacteria, fungi and protozoa are commonly termed as
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 20 - Assessment-2>ASSESSMENT-2(6-9)>Q A
The reproductive cells are also called
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 20 - Assessment-2>ASSESSMENT-2(6-9)>Q A
Respiration in earthworm takes place through
MEDIUM
7th CBSE
IMPORTANT
Science Now 7>Chapter 20 - Assessment-2>ASSESSMENT-2(6-9)>Q A
Respiration through the lungs is also called