Earth's carrying capacity for the human species has
A. remained largely unchanged over time.
B. created large amounts of energy.
C. increased as a result of technological, social and cultural changes.
D. decreased as a result of technological, social and cultural changes.
E. follows a consistent upward growth trend regardless of population crashes
Answer: C
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A. 1.27 cm B. 2.54 cm C. 13.97 cm D. 25.40 cm
The theropod dinosaurs were the ancestors to the modern reptile groups, including snakes,
lizards and turtles. Indicate whether the statement is true or false.
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A) Cave deposits B) Fossil pollen C) Reversed magnetic polarity D) Sea floor sediments E) Tree-growth rings
The recent movement of the oceanic plates in the Pacific can be determined by the trend of the
Hawaiian Islands and Emperor Seamounts. Indicate whether the statement is true or false.