EASY
3rd CBSE
IMPORTANT
Earn 100

Cholera is a water-borne disease. 

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Important Questions on Air and Water

MEDIUM
3rd CBSE
IMPORTANT
The Blue Planet Environmental Studies with Practice Assignments 3>Chapter 18 - Air and Water>Let's Revise>Q C
Sand is soluble in water.
MEDIUM
3rd CBSE
IMPORTANT
The Blue Planet Environmental Studies with Practice Assignments 3>Chapter 18 - Air and Water>Let's Revise>Q D
Show the composition of air diagrammatically. 
MEDIUM
3rd CBSE
IMPORTANT
The Blue Planet Environmental Studies with Practice Assignments 3>Chapter 18 - Air and Water>Let's Revise>Q D
List any four uses of air. 
MEDIUM
3rd CBSE
IMPORTANT
The Blue Planet Environmental Studies with Practice Assignments 3>Chapter 18 - Air and Water>Let's Revise>Q D
What are the causes air pollution? 
EASY
3rd CBSE
IMPORTANT
The Blue Planet Environmental Studies with Practice Assignments 3>Chapter 18 - Air and Water>Let's Revise>Q D
Differentiate between evaporation and condensation. 
HARD
3rd CBSE
IMPORTANT
The Blue Planet Environmental Studies with Practice Assignments 3>Chapter 18 - Air and Water>Let's Revise>Q D
Describe the water cycle with the help of a diagram. 
EASY
3rd CBSE
IMPORTANT
The Blue Planet Environmental Studies with Practice Assignments 3>Chapter 18 - Air and Water>Let's Revise>Q D
Write two ways to control air pollution. 
EASY
3rd CBSE
IMPORTANT
The Blue Planet Environmental Studies with Practice Assignments 3>Chapter 18 - Air and Water>Let's Revise>Q D
Name some pollutants that make water dirty.