Across
- 4. that live in or on other living organisms and derive their food from them.
- 5. that directly or indirectly depend on green plants for nutrition.
Down
- 1. organisms that live on dead plants and animals and derive there food from them.
- 2. the mode of nutrition were two diffrent organisms work together for there mutual benefit.
- 3. that can make there own food from non-living subtences.