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Oxygen Cycle and Ozone Layer

Lesson 12 of 14 • 15 upvotes • 7:11mins

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Shashank Rajak

This lesson explains oxygen cycle and the importance of Ozone layer.

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1

Course Overview

5:40mins

2

Meaning of Natural Resources

8:13mins

3

Air - Composition and Climate Control

8:27mins

4

Air - Winds and Rainfall

7:01mins

5

Air Pollution

7:50mins

6

Water

6:49mins

7

Water Pollution

10:19mins

8

Soil and Soil Erosion

10:56mins

9

Water Cycle

5:08mins

10

Carbon Cycle

4:03mins

11

The Greenhouse Effect

6:31mins

12

Oxygen Cycle and Ozone Layer

7:11mins

13

Problems for Practice - (MCQs 1-10)

12:03mins

14

Problems for Practice - (MCQs 11-20)

12:10mins

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