Across
- 3. All organisms interacting with each other
- 7. Consume plants
- 8. The production of CFCs has led to depletion of
- 9. the surrounding in which we live
- 10. Are at top level of any food chain
Down
- 1. chains. Series of organisms taking part at various biotic levels
- 2. Make energy by photosynthesis and is available to rest
- 4. Tranfer of energy is
- 5. Consume dead plants and animals
- 6. United Nations Environmental Programme