The water cycle, hydrogen cycle, phosphorus cycle, and oxygen cycle are all examples of
A. long-term cycles.
B. tipping point cycles.
C. nutrient biogeochemical cycles.
D. diversity cycles.
E. natural cycles.
Answer: C
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New Caledonia has close political ties to
A) France B) United States C) New Zealand D) Australia E) United Kingdom
An example of artificial selection is the
A) breeding of corn from teosinte. B) observation that some snakes retain tiny, incomplete hind legs. C) evolution of antibiotic-resistant bacteria. D) fact that all mammalian limbs are made up of the same set of bones.
Over the earth as a whole, one would expect to observe the smallest variation in temperature from
day to day and from month to month:a. at the North Pole. b. in the center of a large land mass. c. along the Pacific coast of North America. d. high in the mountains in the middle of a continent. e. on a small island near the equator
The rate of cooling of an igneous rock can be determined by the:
a. silica content b. color c. quartz content d. texture