Across
- 7. living plants needing only a moderate amount of water
- 10. they are found in conifers
- 16. animals that adjust into the environment
- 19. living plants which needs very little water.
- 20. transports water from roots to stems and leaves, but it also transports nutrients.
- 21. living cells with thin cellulose walls
- 22. controls the movement of solutes and provides ATP for active transport
- 23. They are responsible for returning deoxygenated blood back to the heart after arteries carry blood out
- 24. the process by which moisture is carried through plants from roots to small pores on the underside of leaves, where it changes to vapor and is released to the atmosphere
- 25. the natural home or environment of an animal, plant, or other organism.
Down
- 1. blood vessels that deliver oxygen-rich blood from the heart to the tissues of the body
- 2. moves food and substance from leaves to the rest of the plant
- 3. tiny openings or pores in plant tissue that allow for gas exchange
- 4. provides strength to the thin walls of plants
- 5. the narrowing of blood vessels.
- 6. animals that does not adjust in the environment
- 8. also called aquatic plants
- 9. maintenance of constant osmotic pressure in the fluids of an organism by the control of water and salt concentrations.
- 11. the narrowing of blood vessels.
- 12. mechanism of the body to maintain a stable internal environment instead of changes taking place in the external environment.
- 13. needed by plants
- 14. transport of carbohydrates, primarily sucrose, in the plant
- 15. a channel through the cell wall that allows molecules and substances to move back and forth as needed.
- 17. move energy from leaves and raw materials from roots to all their parts.
- 18. needed by animals
