7 Written Questions

1. or , the contamination of Earth's land, water, or air
2. the mating of animals in zoos or wildlife preserves
3. an increase in the average temperature of the earth's atmosphere (especially a sustained increase that causes climatic changes)
4. the number of different species in a given area
5. a toxic form of oxygen
6. process by which heat is trapped by gasses in earth's atmophere
7. Chemical Compounds used in refrigerators, air conditioning, aerosol sprays, and foam packaging. Known as CFCs-bad for ozone layer

6 Multiple Choice Questions

1. the loss of a natural habitat
   1. habitat destruction
   2. habitat framentation
   3. extinction
   4. Natural Resource
2. illegal hunting or moving of protected animals
   1. ozone
   2. pollution
   3. poaching
   4. emmisions
3. the death of every member of a species
   1. poaching
   2. emmisions
   3. pollution
   4. extinction
4. a species whose numbers are so small that the species is at risk of extinction
   1. endangered species
   2. keystone species
   3. renewable resource
   4. threatened species
5. A resource that can be replaced in a short period of time or is always available
   1. renewable resource
   2. nonrenewable resource
   3. Natural Resource
   4. endangered species
6. layer of the stratosphere with a high concentration of ozone; absorbs most of the Sun's harmful ultraviolet radiation
   1. pollution
   2. poaching
   3. ozone layer
   4. ozone

6 True/False Questions

1. nonrenewable resource → A resource that can be replaced in a short period of time or is always available

   True        False

2. habitat framentation → the division of habitats that formerly occupied large, unbroken areas into smaller areas by roads, fields, cities, and other land-transforming activities

   True        False

3. Natural Resource → A resource that can be replaced in a short period of time or is always available

   True        False

4. threatened species → a species that could become endangered in the near future

   True        False

5. emmisions → pollutants that are relased into the air

   True        False

6. keystone species → a species that influences the survival of many other species in an ecosystem

   True        False