Maintaining good soil quality involves
A. planting different crops in a field in different years.
B. adding new organic matter in the form of manure or by incorporating crop residue into the soil.
C. practices that limit compaction of the soil.
D. All of these statements are correct.
Answer: D
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Fuel cells rely on the element ________ for their energy source
Fill in the blank(s) with correct word
Juanita and Sam attend a beach party and notice that the local beach appears to have a great deal more trash washed up on shore than it did when they were young
The water doesn't appear nearly as clear, and there seems to be less evidence of small water creatures living in the shallows. An afternoon at the local library convinces them that one major cause is the new factory nearby. After some discussion, they decide their next step should be ________. A) identifying the problem B) talking to a local environmental group about solutions C) identifying the cause of the changes D) lobbying their elected representatives to complain about the problem E) picketing the guilty factory
?Air pollution from industry is an example of a tragedy of the commons.
Answer the following statement true (T) or false (F)
How are people living near the Great Lakes impacted by the weather changes related to presence of a large body of water?
A) Temperatures are unaffected by the presence of the lakes, and precipitation is increased. B) Temperatures are unaffected by the presence of the lakes, and precipitation is decreased. C) Temperatures are moderated by the presence of the lakes, but precipitation is increased. D) Temperatures are moderated by the presence of the lakes, but precipitation is decreased.