Across
- 4. Animals that eat meat of other animals.
- 5. Chemicals used to kill pest.
- 7. Energy transferred in the form of food.
- 8. Micro-organisms obtain energy from dead organisms.
Down
- 1. Animals that consume plants.
- 2. Substances which can be broken down into simpler harmless substances.
- 3. Organisms which produce food by photosynthesis.
- 6. Sum of the total external condition in which an organism live.
- 9. Organisms which depend upon producers for food.
- 10. Animal that eat both plants and animals.
