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A) Globally, they stabilize the climate because they take up carbon dioxide.
B) They provide shade and reduce the need for fans and air conditioning.
C) In forests, they exert a natural "sponge effect" for the provision of freshwater.
D) They break down dead organic matter and other types of wastes.
E) They retain soil and prevent soil erosion.
F) A) and C)
G) None of the above
G) None of the above
Correct Answer
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Correct Answer
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A) cultural value- language and history
B) option value- preserving for the future
C) educational value- experience of nature
D) aesthetic value- agricultural use
E) use value- entrance fees
F) A) and B)
G) A) and C)
G) A) and C)
Correct Answer
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Correct Answer
verified
A) alien species
B) increased carrying capacity
C) pollution
D) overexploitation
E) disease
F) None of the above
G) A) and D)
G) A) and D)
Correct Answer
verified
Correct Answer
verified
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