CBSE Geography Class 7
Environment
Environment - Chapter Wise CBSE Solved Question and Answer Based On NCERT
Points To Remember:
- Ecosystem is formed by the interaction of all living organism with each other.
- On 5th June world environment day is celebrated.
- Barter system is a trade in which goods are exchanged without the use of money.
- The atmosphere is the thin layer of air that surrounds the earth.
- The gravitational force holds the atmosphere around the earth.
- Environment is the combination of natural and human made phenomena.
- Environment is our basic life support system. it provides the air ,the water, the food, and the land where we live.
- Lithosphere is the solid crust or the hard top layer of the earth.
- The domain of water is referred to as hydrosphere.
- Biotic consist of living organism while abiotic consist of non living elements.
