Across
- 1. SOLID CRUST OR HARD TOP LAYER OF EARTH
- 3. is a trade in which goods are exchanged without the use of money.
- 6. MAKES LIFE ON EARTH POSSIBLE
- 7. THE WORLD OF NON LIVING ORGANISM
- 8. is formed by interaction of all living organisms with each other.
Down
- 2. IS A DOMAIN OF WATER
- 4. EVERYTHING THAT IS AROUND US WHICH CAN BE LIVING OR NON LIVING
- 5. COMPRISE THE NATURAL ENVIRONMENT
- 6. THE WORLD OF LIVING ORGANISM