BEVAE 181 UNIT 2 ECOSYSTEM I IGNOU Environmental Studies ( EVS ) I Summary I Imp questions

IGNOU BA EVS BEVAE 181
dear students in this video lecture we are going to discuss about IGNOU BA programme/ Hons
Environmental Studies ( EVS ) Subject in English .

the Subject code is - BEVAE 181
BEVAE 181 - Environmental Studies

Unit-2 ECOSYSTEM

BEVAE - 181 IGNOU ( EVS ) हिंदी में:
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   • BEVAE - 181 IGNOU ( EVS ) हिंदी में  


Topics covered in this video lecture is --
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1) Concept of ecosystem
2) Features of ecosystem
3) Size of an ecosystem
4) Largest ecosystem
5) Component of ecosystem
6) Trophic levels and food chain
7) Nutrients cycle
8) Ecological succession
9) What is ecosystem
10) Features of ecosystem
11) Structural features
12) Functional features
13) Size of an ecosystem
14) Largest ecosystem : biosphere
15) Components of ecosystem
16) BIOTIC COMPONENTS
17) Trophic levels
18) Food chain
19) Types of food chain
20) Grazing food chain
21) Detritus food chain
22) Parasitic food chain
23) Functions of ecosystem
24) Nutrients cycle
25) Types of nutrients cycle
26) Ecological succession
27) Types of ecological succession



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🟡 IGNOU BA Programme Other Subjects videos Links 🟡


🔴 BPSC 131 POLITICAL SCIENCE 🔴
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   • BPSC 131 POL SCIENCE IGNOU  

🔵 BHIC 131 HISTORY 🔵
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   • BHIC 131 Ignou HISTORY  

🟢 BHDLA 136 HINDI 🟢
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   • IGNOU HINDI BHDLA 136  

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