NCERT Class 7 Geography Chapter 1: Environment Youtube Lecture Handouts

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NCERT Class 7 Geography Chapter 1: Environment

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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

Image of Components of Environment

Image of Components of Environment

Image of Components of Environment

Natural Environment

Image of Natural Environment

Image of Natural Environment

Image of 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)