Environment and Ecology Part 1.6
Lesson 6 of 18 • 826 upvotes • 13:52 mins
Roman Saini
Roman deals with energy flow in an ecosystem, biotic factors, food chain and much more awesome stuff. In this video, Dr. Roman deals with energy flow, exceptions: hydro-thermal ecosystem: chemoautotrophs, photosynthetically active radiation, unidirectional flow of energy, law of thermodynamics, entropy law: anarchy, instability, 10% law of Lindeman, heterotrophs, herbivores, carnivores, omnivores, special points of biotic factors: nutrient mobilisation, whale: filter feeder, vulture, insectivorous plant, man and peacock, milk or curd eating, food chain: terrestial, aquatic, Food web, Types of food chain: grazing/predatory, parasitic, detritus/saprophytic/osmotrophic, saprophytes/osmotrophs, four trophic levels, ecological pyramid. Still if you are left with any doubt, ask at his facebook page http://facebook.com/romansaini.official Video by Unacademy for IAS Preparation. How to prepare for IAS exam, Best IAS Coaching, IAS Civil Services Syllabus, Study Material for IAS Exam, IAS Civil Services Exam, UPSC Preparation, Tips for IAS, Material for IAS Preparation, UPSC Exam Material, IAS How to prepare, Other good resources: Mrunal and Clearias , IAS preparation tips, How to prepare for IAS 2015
Course on Environment and Ecology for UPSC CSE IAS
18 lessons • 5 h 17 m
1
Introduction to Environment and Ecology Part 1.1
20:30 mins
2
Environment and Ecology Part 1.2
22:02 mins
3
Environment and Ecology Part 1.3
13:53 mins
4
Environment and Ecology Part 1.4
15:16 mins
5
Environment and Ecology Part 1.5
13:51 mins
6
Environment and Ecology Part 1.6
13:52 mins
7
Environment and Ecology Part 1.7
14:10 mins
8
Environment and Ecology Part 1.8 - Biogeochemical Cycles
14:46 mins
9
Environment and Ecology Part 1.9 - Species
18:35 mins
10
Biodiversity 2.1: An Introduction
17:35 mins
11
Biodiversity 2.2.1: Biomes- Introduction, Desert and Tropical Rainforest
19:55 mins
12
Biodiversity 2.2.2: Biomes (Continued)
20:24 mins
13
Biodiversity 2.2.3: Tropical and Temperate grasslands, Taiga and Tundra
20:15 mins
14
Biodiversity 2.2.4: Mediterannean, Mangrove, Warm, Cold Temperate East margin type
16:31 mins
15
Biodiversity 2.3: Loss of Biodiversity
22:01 mins
16
Biodiversity 2.4: Coral Reefs and Ecotourism
17:07 mins
17
Conservation of Biodiversity 2.5.1
20:07 mins
18
Conservation of Biodiversity 2.5.2
17:04 mins