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What is the loss of water from plants called?


A) runoff
B) precipitation
C) evaporation
D) transpiration
E) transference

F) B) and E)
G) A) and B)

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The ratio between the uptake of carbon dioxide by photosynthesis and the release of carbon dioxide by respiration is approximately


A) 1 (i.e., about the same) .
B) 2 (i.e., twice as much carbon dioxide is taken up by photosynthesis as is released by respiration) .
C) 5 (i.e., five times as much carbon dioxide is taken up by photosynthesis as is released by respiration) .
D) 0.5 (i.e., half as much carbon dioxide is taken up by photosynthesis as is released by respiration) .
E) 0.1 (i.e., one-tenth as much carbon dioxide is taken up by photosynthesis as is released by respiration) . The transfer rates of these two is about even.

F) C) and E)
G) A) and E)

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