Across
- 4. → Salivary enzyme that digests starch.
- 5. → Process of breaking food into simpler substances.
- 6. Process in plants that makes food using sunlight.
- 8. → Organism depending on others for food.
- 9. → Green pigment essential for photosynthesis.
- 11. → Organism that makes its own food.
- 12. → Small pores in leaves for gaseous exchange.
- 13. → Catalyst in living organisms.
Down
- 1. → Greenish digestive juice secreted by the liver.
- 2. → Finger-like projections in the small intestine.
- 3. → Nutrient needed for growth and repair.
- 4. → Complete food canal in human beings.
- 7. → Wave-like muscular contractions in alimentary canal.
- 9. → Main nutrient providing energy (sugars, starch).
- 10. → Organ that produces bile.