polar biome crossword puzzle

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