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zamu zamu
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Posts: 312
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6 years ago
Clean Water Acts were passed in the United States in:
 
  a. 1890 and 1960 c. 1970 and 1990
  b. 1930 and 1970 d. 1980 and 2000

Question 2

What is the largest origin of nonpoint pollution in the United States?
 
  a. Tobacco smoke c. Agriculture
  b. Manufacturing d. Automobile traffic

Question 3

According to the EPA, groundwater accounts for about ____ of the world's total freshwater resources.
 
  a. 24 c. 79
  b. 58 d. 96

Question 4

In the West, sheep herders have problems with ____ preying on lambs.
 
  a. Coyotes c. Badgers
  b. Panthers d. Rattlesnakes

Question 5

A fungus that was once considered undesirable was later used to develop:
 
  a. Insulin c. Aspirin
  b. Penicillin d. Progesterone

Question 6

The environment includes the air, soil, and:
 
  a. Light c. Organisms
  b. Temperature d. All answers are correct.

Question 7

According to the Soil Conservation Service, it takes about ____ to form topsoil from the subsoil parent material.
 
  a. 15 years c. 25 years
  b. 20 years d. 30 years
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kingchankingchan
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6 years ago
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zamu Author
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6 years ago
Thank you for always stepping in by helping me with my homework
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