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5 Written questions

5 Matching questions

  1. estuary
  2. doldrums
  3. wetlands
  4. biomes
  5. continental shelves
  1. a A biome that occurs where a freshwater stream or river merges with the ocean.
  2. b Major types of ecological associations that occupy broad geographic regions of land or water, influenced by abiotic factors.
  3. c An area of calm or very light winds caused by moist air at the equator rising due to being heated by the direct rays of the sun.
  4. d Submerged parts of continents.
  5. e A biome that is transitional between an aquatic ecosystem and a terrestrial one.

5 Multiple choice questions

  1. Dry air that descends and spreads back toward the equator; these cooling winds dominate the equator.
  2. The latitudes and the tropics and the Arctic Circle in the north and the Antarctic Circle in the south. They have seasonal variations in climate and more moderate temperatures than the tropics or polar zones.
  3. A biome dominated by grasses and scattered trees with a year-round warm temperature. The soil is poor and there is a lack of moisture. Rainfall is is around 30-50 cm per year.
  4. Treeless grasslands found in regions with relatively cold winters and average between 25 and 75 cm of rainfall a year.
  5. River-like flow patterns in the oceans caused by the prevailing winds, the planet's rotation, unequal heating of surface waters, and the locations and shapes of the continents.

5 True/False questions

  1. photic zoneThe depth of light penetration, a maximum of 200 meters, in the ocean.


  2. aphotic zoneThe depth of light penetration, a maximum of 200 meters, in the ocean.


  3. intertidal zonePlace where the ocean meets the land and the shore is pounded by waves during high tide and is exposed to sun and drying winds during low tide.


  4. phytoplanktonMicroscopic algae and cyanobacteria that carry out photosynthesis in the photic zone.


  5. tundraThe biome located in the Arctic surrounding the North Pole and Alpine meadows, characterized by very long, cold, harsh winters and minuscule summers. Ground is covered in permafrost most of the year.