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CBSE Class 9

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Science

Our Environment

Introduction to the Chapter (in Hindi)

Lesson 1 of 8 • 23 upvotes • 6:50mins

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Ashish Gehlot

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(Hindi)Chapter 14: Natural Resources

8 lessons • 1h 21m

1

Introduction to the Chapter (in Hindi)

6:50mins

2

The breath of Life: Air (in Hindi)

10:15mins

3

The Wonder Liquid: Water (in Hindi)

10:55mins

4

Minerals in the Soil (in Hindi)

11:33mins

5

Biogeochemical Cycles (Water Cycle and Nitrogen Cycle) (in Hindi)

9:28mins

6

Carbon cycle, Oxygen cycle and Ozone layer

8:51mins

7

Question bank

11:04mins

8

Summary of the chapter

12:06mins

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