Human water withdrawals have been increasing at about ________ rate as worldwide population growth.
A. half the
B. the same
C. one-third the
D. three times the
E. twice the
Answer: E
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The boundary between a warm air mass moving into a cold air mass is called a(n)
A) warm front. B) cold front. C) stationary front. D) occluded front.
The river dolphin hotspots being protected in Bangladesh are areas that
A) will protect dolphins from hunters. B) will provide food resources and breeding sites. C) no longer support river dolphin populations. D) are designed to allow heavy human fishing activities, as well as being dolphin refuges.
Major petroleum deposits are found in all of the following except:
A) Iran B) Iraq C) Morocco D) Qatar
What is the maximum population size that a given environment can sustain?
a. total fertility rate b. population density c. carrying capacity d. tipping point