Across
- 3. biological catalysts made of protein
- 5. structures where photosynthesis s occur in plants
- 6. structures anchor plants in the ground
- 9. food that is stored in plant roots or stem seeds or fruit
- 13. tiny hole in leaves of plants which take in gases
- 14. a special green chemical that converts carbondioxide and water into glucose
- 15. when plant cells become strong and firm due to water pressure inside
- 17. respiration with oxygen
- 18. a gas needed for life especially in animals
Down
- 1. process by which living things release energy from sugar
- 2. tubes which carry water in plants
- 4. the process through which plants make their food
- 5. reaction of photosynthesis where light used to split water into hydrogen and oxygen
- 7. cells which become new xylem or phloem
- 8. comes from the sun and is important for photosynthesis
- 10. processof photosynthesis where hydrogen is combined with carbondioxide to produce sugar
- 11. molecules which speed up reactions
- 12. tubes which carry food in plants
- 16. a process where the bark of the tree is removed and usually results in death of tree