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Chap 2 Pyramid of energy, bio accumulation , magnification, biotic interaction
Lesson 11 of 49 • 7 upvotes • 14:43mins
Niaz Tabassum
This lesson explains pyramid of energy, bioaccumulation, biological magnification and biotic interaction.
Detailed Coverage with Reference to Shankar IAS Environment Book : UPSC CSE
49 lessons • 9h 44m
1
Overview
2:48mins
2
Chap 1 Ecology
14:05mins
3
Chap 1 Levels of organization and community
12:33mins
4
Chap 1 components of ecosystem (Abiotic components)
14:54mins
5
Chap 1 biotic and abiotic component
13:27mins
6
Chap 1 Ecotone , niche, biosphere
14:58mins
7
Chap 2 Ecosystem and trophic level interaction
13:09mins
8
Chap 2 grazing and detritus food chain
11:39mins
9
Chap 2 Food web
11:40mins
10
Chap 2 pyramid of number and biomass
12:29mins
11
Chap 2 Pyramid of energy, bio accumulation , magnification, biotic interaction
14:43mins
12
Chap 2 introduction to biogeochemical cycles
13:31mins
13
Chap 2 Water cycle
9:10mins
14
Chap 2 carbon cycle
11:22mins
15
Chap 2 nitrogen cycle
10:17mins
16
Chap 2 sedimentary cycles : phosphorus and sulphur
14:25mins
17
Chap 2 primary succession
11:33mins
18
Chap 2 secondary succession
7:41mins
19
Chap 3 terrestrial ecosystem
12:04mins
20
Chap 3 terrestial ecosystem (part 2)
11:21mins
21
Chap 3 types of Forest in India (part 3)
12:03mins
22
Chap 3 types of Forest in India (part 4)
14:54mins
23
Chap 3 deforestation and its causes (part 5)
10:27mins
24
Chap 3 causes of deforestation and grassland ecosystem(part 6)
13:13mins
25
Chap 3 grassland ecosystem (part 7)
10:56mins
26
Chap 3 dessert ecosystem (part 8)
13:07mins
27
Chap 3 Indian thar dessert, Desertification(part 9)
14:15mins
28
Chap 4 Aquatic organism's (part 1)
14:21mins
29
Chap 4 Factors affecting productivity (part 2)
13:08mins
30
Chap 4 Lake ecology (part 3)
12:11mins
31
Chap 4 Eutrophication
14:41mins
32
Chap 4 Effects of eutrophication and mitigation
12:32mins
33
Chap 4 Harmful Algal Blooms
12:39mins
34
Chap 4 Wetland Ecosystem
11:21mins
35
Chap 4 India's Wetland
9:42mins
36
Chap 4 Estuary ecosystem (part 1)
12:29mins
37
Chap 4 Estuary ecosystem (part2)
7:50mins
38
Chap 4 Mangroves
14:54mins
39
Chap 4 Coral Reefs (part 1)
11:55mins
40
Chap 4 Coral reefs (part 2)
11:26mins
41
Chap 4 Coral reefs bleaching (part 3)
11:12mins
42
Chap 4 Coral reefs (part 5)
11:45mins
43
Chap 5 Environmental pollution (part 1)
8:36mins
44
Chap 5 Air pollution (part 2)
14:18mins
45
Chap 5 Air pollution (part 3)
10:12mins
46
Chap 5 Air Pollution (Part 4)
11:37mins
47
Chap 5 Pollutants (part 5)
10:57mins
48
Chap 5 Fly Ash ( Part 6)
9:47mins
49
Chap 5 Policy measures of MOEF(part 6)
9:35mins
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