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Introduction
Lesson 2 of 13 • 3 upvotes • 9:40mins
Trupti Dhamija
In this lesson we begin with our introduction to the course and then we will move on to discuss abour Air and its importance.
CBSE IX Natural Resources
13 lessons • 1h 47m
1
Overview
3:00mins
2
Introduction
9:40mins
3
Winds and Rain
8:45mins
4
Air Pollution and Water Pollution
13:06mins
5
Soil.
11:09mins
6
Biogeochemical Cycles,
9:50mins
7
Biogeochemical Cycles II
7:00mins
8
Biogeochemical Cycles III
6:55mins
9
Questions 1
8:56mins
10
Questions 2
4:40mins
11
Questions 3
7:05mins
12
Summary 1
9:10mins
13
Summary 2
7:51mins
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