Across
- 4. depend directly on green plants for nutrition
- 6. contain nitrogen
- 7. is the ultimate source of energy
- 8. can be converted into starch
- 9. is a process by which plants make their own food
- 10. is an example of parasites
Down
- 1. are secreted on dead and decaying matter
- 2. are the numerous green structures
- 3. suck food from another plants
- 5. vessles transport water and minerals to leaves