5 Written Questions

1. a layer of shorter plants that grow in the shade of a forest canopy
2. the farming of water organisms
3. the mating of animals in zoos or wildlife preserves
4. a structure of calcite skeletons built up by coral animals in warm, shallow ocean water
5. an area that stretches from the highest high-tide line on land out to the point exposed by the lowest low tide

5 Matching Questions

1. fishery
2. coniferous tree
3. keystone species
4. neritic zone
5. threatened species

1. a the region of shallow ocean water over the continental shelf
2. b a species that could become endangered in the near future
3. c an area with a large population of valuable ocean organisms
4. d a species that influences the survival of many other species in an ecosystem
5. e a tree that produces its seeds in cones and that has needle-shaped leaves

5 Multiple Choice Questions

1. tiny algae and animals that float in water and area carried by waves and currents
   1. plankton
   2. extinction
   3. poaching
   4. canopy
2. the process of cutting down all the trees in an area at once
   1. poaching
   2. clear-cutting
   3. aquaculture
   4. selective cutting
3. a tree that sheds its leaves and grows new ones each year
   1. coniferous tree
   2. desert
   3. deciduous tree
   4. neritic zone
4. a region with a certain climate and certain forms of vegetation
   1. biome
   2. canopy
   3. desert
   4. fishery
5. permanently frozen soil found in the tundra climate region
   1. kelp forests
   2. desert
   3. permafrost
   4. estuary

5 True/False Questions

1. savanna → a polar climate region, found across northern Alaska, Canada, and Russian, with short, cool summers and bitterly cold winters; an extremely cold, dry biome

   True        False

2. estuary → a habitat in which the fresh water of a river meets the salt water of the ocean

   True        False

3. sustainable yield → amount of a renewable resource harvested regularly without reducing future supply

   True        False

4. selective cutting → the process of cutting down all the trees in an area at once

   True        False

5. desert → an area with a large population of valuable ocean organisms

   True        False