Across
- 5. the process of taking in food by an organism and its utilization by the body
- 6. a green pigment present in leaves
- 7. mode of nutrition where green plants make food themselves from simple substances
- 9. who grow on dead and rotting materials
- 10. who grow on other plant
Down
- 1. grow in association with other plants
- 2. the numerous green structures in the cells of green leaves
- 3. who depend on insects for food
- 4. who rely on others for food
- 8. who make their own food