Across
- 3. the process of taking in food by an organism and its utilization by the body is called
- 4. organisms that directly or indirectly depend on green plants for nutrients
- 5. organisms that live in or on other living organisms and derive their food from them
Down
- 1. the cells of leaves and young stems of plant contain numerous green structures
- 2. organisms that can make the food from simple non-living substances