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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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crchicota crchicota
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6 years ago
The continental crust, the rocky solid surface of the earth, is generally about ____ miles thick.
 
  a. 50
  b. 75
  c. 100
  d. 125

Question 2

Agricultural uses of soil include the production of food, fiber, timber, and other plants, as well as landscaping.
 
 


 
  Indicate whether the statement is true or false.

Question 3

Landscape horticulture is the set of practices used to sustain soil and water resources in rural areas.
 
 


 
  Indicate whether the statement is true or false.

Question 4

Most roots occupy the upper 12 inches of soil; most roots do not extend deeper than five to six feet below the soil surface.
 
  Indicate whether the statement is true or false.

Question 5

Equal amounts of air and water are ideal for plant growth.
 
  Indicate whether the statement is true or false.
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tielynn27tielynn27
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6 years ago
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crchicota Author
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6 years ago
Thanks
cipcal
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Yesterday
This helped my grade so much Perfect
Zacellison
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2 hours ago
Smart ... Thanks!
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