How do plant roots prevent soil erosion?

Important Questions on Forests: Our Lifeline

EASY

7th CBSE

IMPORTANT

Sciwise - A coursebook of Science>Chapter 23 - Forests: Our Lifeline>EXERCISE>Q 2

Why are forests called the 'lungs of the Earth'?

EASY

7th CBSE

IMPORTANT

Sciwise - A coursebook of Science>Chapter 23 - Forests: Our Lifeline>EXERCISE>Q 3

What products do we get from forests?

EASY

7th CBSE

IMPORTANT

Sciwise - A coursebook of Science>Chapter 23 - Forests: Our Lifeline>EXERCISE>Q 4

How do plants depend on animals?

EASY

7th CBSE

IMPORTANT

Sciwise - A coursebook of Science>Chapter 23 - Forests: Our Lifeline>EXERCISE>Q 5

What is deforestation?

EASY

7th CBSE

IMPORTANT

Sciwise - A coursebook of Science>Chapter 23 - Forests: Our Lifeline>EXERCISE>Q 6

What is a food web?

EASY

7th CBSE

IMPORTANT

Sciwise - A coursebook of Science>Chapter 23 - Forests: Our Lifeline>EXERCISE>Q 7

How do forests help in bringing rainfall?

EASY

7th CBSE

IMPORTANT

Sciwise - A coursebook of Science>Chapter 23 - Forests: Our Lifeline>EXERCISE>Q 8

How does biological pest control help in controlling the pest population?

EASY

7th CBSE

IMPORTANT

Sciwise - A coursebook of Science>Chapter 23 - Forests: Our Lifeline>EXERCISE>Q 1

Differentiate between understorey and canopy.