Across
- 3. a small bulb that breaks off and the roots grow into a new plant.
- 4. oily, fat layer that is between the skin and muscle.
- 8. Something that prevents heat loss and is small is called________
- 10. some plants use this to get amino acids.
- 13. animals without a backbone are called_________
- 14. allows smaller animals to hide food and themselves from predators.
- 15. allows animals to blend with the environment
- 19. dome shaped hills called_____
- 20. plants produce long stems, that break off and lay down roots.
- 21. the land of sedges,mosses, grasses and lichens is called_______
Down
- 1. Provides isolation by trapping air that the body warms.
- 2. courser and waterproof.
- 5. Are the first living organism to arrive, can grow on bare rock.
- 6. trap air, are white and big.
- 7. the frozen earth is called__________
- 9. allows warm blooded animals to survive harsh winter conditions.
- 11. Plants that live up to two years.
- 12. allows animals to maintain their body temperature in harsh conditions.
- 16. something that allows animals to remove lots of snow are called _______
- 17. fine and traps warm layers trapped by the body
- 18. a specific characteristic within a community of organisms.