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Study Quiz Section 8.3
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1

As the volume of a cell increases, what happens to its surface area?
A)Its surface area increases at the same rate.
B)Its surface area grows more quickly than the volume.
C)Its surface area stays the same
D)Its surface area grows but more slowly than the volume does.
2

Which of the following is the best reason for cells being small?
A)Larger cells create too much heat.
B)Larger cells would not be able to get necessary gases and nutrients quickly enough.
C)Larger cells would require more nutrients.
D)The cell membrane can only stretch so much.
3

Organisms have developed different ways to cope with the surface area to volume ratio limit on cell size. Which of the following is NOT an adaptation that allows cells to maintain a high surface area to volume ratio?
A)by keeping cell size small
B)by having projections in the cell wall
C)by having folded cell membranes
D)by developing cilia
4

What would the volume and surface area be for a hypothetical cell that measures 2.5 mm by 3 mm by 1.75 mm? (Assume the cell is cube shaped.)
A)13.13 mm3 and 34.25 mm2
B)13.13 mm3 and 13.13 mm2
C)2.18 mm3 and 13.13 mm2
D)9.19 mm3 and 25.77 mm2





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