EASY
7th CBSE
IMPORTANT
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Why is hard water not suitable for washing clothes?

Important Questions on Water–A Life Giving Liquid

EASY
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 17 - Water–A Life Giving Liquid>ASSESSMENT ZONE>Q E
Give two reasons for scarcity of water.
MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 17 - Water–A Life Giving Liquid>ASSESSMENT ZONE>Q E
Suggest two ways by which one can save water in daily life.
MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 17 - Water–A Life Giving Liquid>ASSESSMENT ZONE>Q F
Explain how increasing population is responsible for depletion of water table.
EASY
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 17 - Water–A Life Giving Liquid>ASSESSMENT ZONE>Q F

Write a short note on Surface-water.

EASY
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 17 - Water–A Life Giving Liquid>ASSESSMENT ZONE>Q F

Write short note on:- Rainwater

MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 17 - Water–A Life Giving Liquid>ASSESSMENT ZONE>Q F
How does underground water get replenished?
HARD
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 17 - Water–A Life Giving Liquid>ASSESSMENT ZONE>Q F
What happens on boiling temporary hard water? Explain with the help of an equation.
MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 17 - Water–A Life Giving Liquid>ASSESSMENT ZONE>Q F
Why do we need to conserve water? Explain.