The osmotic potential of a plant refers to the
A) force exerted outward on a cell wall by the water contained in the cell.
B) surfaces of larger molecules,such as those in the cell walls,exerting an attractive force on water.
C) association between concentrations of solutes in cells and the rate of water loss.
D) ratio of carbon fixed (photosynthesis) per unit of water lost (transpiration) .
Correct Answer:
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Q29: Unlike terrestrial plants,submerged aquatic plants lack
A)leaves.
B)chlorophyll.
C)stomata.
D)stems.
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Q38: In the Calvin-Benson or C₃ photosynthetic pathway,the
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