Chapter 4 Lesson 3/4

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Across
  1. 4. located on the shore between the highest high-tide and the lowest low-tide, sunlight passes through
  2. 6. trees that shed their leaves and grow new ones each year
  3. 9. an area that receives less than 25 centimeters of rain a year
  4. 11. frozen soil
  5. 12. region of shallow water found below the low-tide
  6. 14. an area that is populated mostly by grasses and other nonwoody plants
  7. 15. a forest with many deciduous trees that receives at least 50 centimeters of rain per year
  8. 16. the tallest layer of the rain forest that receives the most sunlight
Down
  1. 1. the average annual temperature
  2. 2. desert, rain forest, grassland, deciduous forest, boreal forest, and tundra
  3. 3. cold dense forests located in the upper regions of the Northern Hemisphere with coniferous trees
  4. 5. A large group of ecosystems with similar climates and organisms
  5. 7. where the freshwater of a river meets the salt water of an ocean
  6. 8. trees that produce their seeds in cones and have leaves shaped like needles
  7. 10. an extremely cold and dry biome that receives no more rain than a desert
  8. 13. forests that receive large amounts of rain fall year-round