NCERT Class 7 Geography Chapter 1: Environment YouTube Lecture Handouts
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NCERT Class 7 Geography Chapter 1: Environment
NCERT Class 7 Geography
Chapter 1: Environment
Environment
- French “Environer” - Neighborhood
- Basic Life Support System
- Place, people, things and nature surrounding living organisms
- Includes natural and human made phenomena
- 5th June: World Environment Day
- Human Modify Environment: Pollution, Manufacturing
- Environment Affect Humans: Disasters
Natural Environment
Human Environment
- Grow Crops
- Domesticate Animals
- Settled Life
- Wheel Invented
- Barter System: Exchange of goods without money
- Trade Started
- Industrial Revolution
- Transportation
- Information Revolution
Ecology
- Study of relationships and interactions of living organisms with other living organisms and its surrounding environment
- 3 main things:
- Living organisms
- Relations with other organisms
- Relations with surrounding environment
Ecosystem
- Ecosystem = Ecology + Environment
- Functional Units
- Environment (biotic & abiotic) & Ecology (how living organisms interact)
✍ Manishika