Across
- 2. when iodine is added to starch it becomes
- 5. process of taking in food by an organism and its utilization by the body is called
- 6. a green pigment in leaves
- 8. 2 different organisms working together for their mutual benefit
- 10. organisms that directly or in directly depending on green plants for nutrition is
Down
- 1. a gas needed for photosynthesis
- 3. organisms that live in or on other living organisms and derive their food from them
- 4. bacteria present in pea plants
- 7. a method of growing plants without soil
- 9. organisms that can make their food from simple non-living substances