Across
- 3. hard and woody
- 4. Pigment of photosynthesis
- 9. Breathing roots in mangroves
- 11. Occurs in the leaves
Down
- 1. Obtained from soil
- 2. Symbiotic association
- 5. byproduct of photosynthesis
- 6. Anaerobic respiration
- 7. Parasitic plant
- 8. Energy source
- 10. Exchange of gaseous