1. What is environment?
π Our surroundings
2. Name the three components of environment.
π Natural, human, human-made
3. What is natural environment?
π Nature around us
4. What does lithosphere mean?
π Solid land surface
5. What does hydrosphere include?
π All water bodies
6. What is atmosphere?
π Blanket of air
7. What is biosphere?
π Life zone of Earth
8. Name two components of lithosphere.
π Rocks and soil
9. Give two examples of water bodies.
π Rivers, oceans
10. Name two gases found in atmosphere.
π Oxygen, nitrogen
11. What does biosphere support?
π Living organisms
12. What is human environment?
π People and activities
13. What is human-made environment?
π Buildings and roads
14. Give two examples of human-made environment.
π Bridges, parks
15. What is ecosystem?
π Interaction of living and non-living
16. Who are biotic components?
π Living beings
17. Who are abiotic components?
π Non-living things
18. Name two biotic components.
π Plants, animals
19. Name two abiotic components.
π Air, water
20. What do plants need to grow?
π Air, water, sunlight
21. What is the main source of energy?
π Sun
22. What is environment degradation?
π Damage to environment
23. What causes environmental pollution?
π Human activities
24. Name one effect of pollution.
π Climate change
25. Why is environment important?
π Supports life
26. What is deforestation?
π Cutting of trees
27. What happens if balance of environment is disturbed?
π Ecological imbalance
28. What do humans use natural resources for?
π Daily needs
29. Name one renewable resource.
π Sunlight
30. Name one non-renewable resource.
π Coal