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7th CBSE
IMPORTANT
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Tall trees with branches at the top form the canopy layer of forest.

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Important Questions on Forests: Our Lifeline

MEDIUM
7th CBSE
IMPORTANT
SCIENCE Class 7>Chapter 17 - Forests: Our Lifeline>LET'S Learn And EVALUATE>Q 2
Canopy is like a maze of leaves and branches.
MEDIUM
7th CBSE
IMPORTANT
SCIENCE Class 7>Chapter 17 - Forests: Our Lifeline>LET'S Learn And EVALUATE>Q 3
Forests cannot help to increase the fertility of the soil.
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7th CBSE
IMPORTANT
SCIENCE Class 7>Chapter 17 - Forests: Our Lifeline>LET'S Learn And EVALUATE>Q 4
Plant utilise nitrogen gas from the air during photosynthesis.
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7th CBSE
IMPORTANT
SCIENCE Class 7>Chapter 17 - Forests: Our Lifeline>LET'S Learn And EVALUATE>Q 5
Food chains are the way of nature through which energy flows from one organism to another.
MEDIUM
7th CBSE
IMPORTANT
SCIENCE Class 7>Chapter 17 - Forests: Our Lifeline>LET'S Learn And EVALUATE>Q 1
How do forests purify air?
MEDIUM
7th CBSE
IMPORTANT
SCIENCE Class 7>Chapter 17 - Forests: Our Lifeline>LET'S Learn And EVALUATE>Q 2
Why are forests called the green lungs of nature?
EASY
7th CBSE
IMPORTANT
SCIENCE Class 7>Chapter 17 - Forests: Our Lifeline>LET'S Learn And EVALUATE>Q 3
List the causes of deforestation.
EASY
7th CBSE
IMPORTANT
SCIENCE Class 7>Chapter 17 - Forests: Our Lifeline>LET'S Learn And EVALUATE>Q 4
How the aeration of soil by earthworms help plants?