Which of the following is not true about deep-sea coral and tropical reef coral?
A. They both have polyps.
B. They are both cnidarians.
C. They are both animals.
D. They both have symbionts.
E. All of these are correct.
Answer: D
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Increases in ocean temperatures often result in coral bleaching, in which
A) the symbiotic relationship between corals and their algae is disrupted. B) the calcium carbonate of corals is dissolved away, leaving only the soft animals behind. C) the water becomes so cloudy that no light can reach the symbiotic algae in corals. D) high levels of chlorine are released from the corals, killing the fish that swim by.
The following diagram illustrates the Hydrologic Cycle. Match the item below to the arrow on the diagram (note: some items may be used for more than one arrow).Example: If you believe that water passes from clouds to streams by evaporation then choose that answer for arrow 3.
Match the item below to the arrow on the diagram for number 3. (Note: some items may be used for more than one arrow).
A. Evaporation B. Infiltration C. Transpiration D. Runoff E. Precipitation
Who was killed in Hawaii during his last sea voyage after a skirmish with local people?
A) Prince Henry the Navigator B) Giovanni Caboto C) Ferdinand Magellan D) James Cook E) Vasco da Gama
According to our text (Knox and Marston, 7th ed.), instantaneous global communication will ultimately conflate the distant with the near, that local events will be no more immediate than distant ones
Indicate whether this statement is true or false.