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Pollution and Ozone Depletion -Air Pollution (in Tamil)
Lesson 10 of 27 • 19 upvotes • 15:00mins
Komala Valli V
Hi Friends! This video is about Air pollution Pollution and Ozone depletion topic in 9th Science. Thank you
(Tamil) 10 Days Botany Crash Course for TNPSC Forester Exam
27 lessons • 5h 39m
1
Overview (in Tamil)
1:26mins
2
Improvement in Food Resources 1 (in Tamil)
14:46mins
3
Improvement in Food Resources 2 (in Tamil)
13:29mins
4
Improvement in Food Resources 3 (in Tamil)
10:21mins
5
Hybridization in Plants and Animals (in Tamil)
14:54mins
6
Animal Husbandry (in Tamil)
14:36mins
7
Pisciculture & Apiculture (in Tamil)
14:45mins
8
MCQ -Improvement in Food Resources 2(in Tamil)
10:41mins
9
MCQ - Improvement in food resources (Tamil)
9:02mins
10
Pollution and Ozone Depletion -Air Pollution (in Tamil)
15:00mins
11
Pollution and Ozone Depletion - Water Pollution (in Tamil)
15:00mins
12
Soil and Noise pollution (in Tamil)
13:23mins
14
Global Warming & Greenhouse Effect (in Tamil)
13:48mins
15
Oil Spill and Ozone Depletion (in Tamil)
14:13mins
16
Scientific Names and Common Names of Plants and animals (in Tamil)
9:56mins
17
MCQ - Pollution and Ozone Depletion (in Tamil)
11:55mins
18
MCQ - Pollution and Ozone Depletion (in Tamil)
11:55mins
18
Periodic Classification -1 (in Tamil)
12:11mins
19
Mendeleev's Classification (in Tamil)
11:44mins
20
Metals chemical properties (in Tamil)
12:45mins
21
Chemical properties of non metals (in Tamil)
10:37mins
22
Metals and non metals and phyiscal properties (in Tamil)
14:00mins
23
Reactivity Series And Alloys (in Tamil)
14:38mins
24
Nitrogen Cycle (in Tamil)
12:54mins
25
Bio Geo Chemical cycle (in Tamil)
13:41mins
26
Carbon and Oxygen Cycle (in Tamil)
14:02mins
27
MCQ on Bio Geo chemical cycle (in Tamil)
13:21mins
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