Explain rainwater harvesting?

Important Questions on Natural Resources

EASY

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 6 - Natural Resources>REVISION QUESTIONS>Q 23

What is climate?

EASY

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 6 - Natural Resources>REVISION QUESTIONS>Q 24

Define the weather?

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 6 - Natural Resources>REVISION QUESTIONS>Q 25

How are CFCs harmful?

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 6 - Natural Resources>REVISION QUESTIONS>Q 26

What is weathering? Elucidate in the various types of weathering.

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 6 - Natural Resources>REVISION QUESTIONS>Q 27

What is soil erosion? Explain means of preventing it.

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 6 - Natural Resources>REVISION QUESTIONS>Q 28

How do organisms contribute in the formation of the soil?

EASY

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 6 - Natural Resources>REVISION QUESTIONS>Q 29

Discuss how water is replenished in sea.

EASY

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 6 - Natural Resources>REVISION QUESTIONS>Q 30

Write a note on nitrogen fixation?