Across
- 3. what is the simplest method of testing if photosynthesis has taken place
- 5. what organisms directly or indirectly depend on green plants for nutrition
- 7. what organisms live on dead plants and animals & derive their food from them
- 9. what mode of nutrition is where two different organisms work together for mutual benefit
- 10. what organisms make their own food from non-living substances
Down
- 1. what are the three names for non-green plants
- 2. what organisms live in or on other living organisms and derive their food from them
- 4. what is not necessary for photosynthesis
- 6. what traps energy from sunlight
- 8. what is the certain bacteria that is present in the soil