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Ch - 7.1 conservation of plants and animals
Lesson 14 of 37 • 15 upvotes • 9:04mins
Sumit Purba
Defotestation, conservation of forest and wildlife, biosphere reserve, biodiversity.
(Hindi) NCERT Class 8 Science
37 lessons • 5h 30m
1
Overview Lesson (in Hindi)
2:43mins
2
Ch-1.1 Crop Production and Management (in Hindi)
10:47mins
3
Ch-1.2 Crop Production and Management
9:07mins
4
Ch-1.3 Crop Production and Management (in Hindi)
11:11mins
5
Ch -2.1 Microorganisms: Friend and Foe (in Hindi)
10:12mins
6
Ch - 2.2 microorganisms : friend and foe
10:49mins
7
Ch - 2.3 microorganisms : friend and foe
10:55mins
8
Ch - 3 synthetic fibres and plastics
11:11mins
9
Ch - 4 Materials : metals and non-metals
8:57mins
10
Ch -5.1 coal and petroleum
7:42mins
11
Ch - 5.2 coal and petroleum
8:14mins
12
Ch - 6.1 combustion and flame
10:10mins
13
Ch - 6.2 combustion and flame
8:30mins
14
Ch - 7.1 conservation of plants and animals
9:04mins
15
Ch - 7.2 conservation of plants and animals
9:08mins
16
Ch -7.3 conservation of plants and animals
8:19mins
17
Ch - 8.1Cell - structure and functions
10:55mins
18
Ch - 8.2 cell - structure and functions
10:03mins
19
Ch- 9.1 reproduction in animals
9:50mins
20
Ch - 9.2 reproduction in animals
7:22mins
21
Ch - 10.1 reaching the age of adolescence
8:13mins
22
Ch - 10.2 reaching the age of adolescence
9:14mins
23
Ch - 10.3 reaching the age of adolescence
7:28mins
24
Ch -11.1 force and pressure
8:01mins
25
Ch - 11.2 force and pressure
8:27mins
26
Ch - 12 friction
9:01mins
27
Ch - 13.1 sound
8:26mins
28
Ch - 13.2 sound
9:21mins
29
Ch - 14 chemical effects of electric current
9:11mins
30
Ch - 15.1 some natural phenomena
8:49mins
31
Ch - 15.2 some natural phenomena
8:07mins
32
Ch -15.3 some natural phenomena
8:27mins
33
Ch -16.1 light
8:19mins
34
Ch - 16.2 light
8:54mins
35
Ch -17.1 stars and solar system
7:25mins
36
Ch - 17.2 stars and the planets
10:27mins
37
Ch - 17.3 stars and the solar system
6:55mins
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