A change in salinity can affect the buoyancy of an organism
a. True
b. False
True
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Which of the following is NOT a threat to endangered sea turtles?
a. Use of their shells for tortoiseshell jewelry. b. Use of the turtles for food and medicinal ingredients. c. Use of their fins for fin soup that is considered an aphrodesiac. d. Discarded fishing lines and nets. e. Degradation or loss of beach habitat.
During the ____, tornadoes are most likely to form over the southern Gulf states when the polar-front jet is above this region
a. late spring b. early spring c. autumn d. winter e. summer
This subregion of Africa South of the Sahara is known for its coffee and tea exports
A. East Africa B. Southern Africa C. Central Africa D. West Africa
In most areas, the upper surface of bedrock is partially weathered to broken-up rock called
A) bedrock. B) parent rock. C) sediment. D) regolith.