Across
- 3. Life sustaining gas
- 4. Gaseous layer surrounding the Earth
- 6. Narrow contact zone where air, water and land are found together and life exists
- 7. A components of the Biological environment
- 10. Name the component of the environment to which animals belong.
- 11. Invisible abiotic components of the Environment
Down
- 1. Realm of the Earth which contains water
- 2. Useful water bodies.
- 5. Distinctive zones where biotic and abiotic components of the environment exist
- 8. Outer solid crust of the Earth
- 9. The source of all energy on Earth.