Across
- 2. product of photosynthesis
- 8. removal of metabolic waste
- 9. tiny pores on leaves surface
- 13. main artery
- 14. surface for exchange of gases
- 15. finger like projections in small intestine
- 17. upper chamber of heart
- 18. protein digestion in pancreas
- 19. biological catalyst
Down
- 1. mode of nutrition amoeba uses
- 3. complex carbohydrates
- 4. wind pipe
- 5. regulates food from stomach
- 6. tooth decay
- 7. juice stored in gall bladder
- 10. transports water and mineral
- 11. carry deoxygenated blood
- 12. basic filtration unit
- 13. respiration,makes more energy
- 16. transfer of energy from outside to body