Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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Chitin is a component of _____ cell walls. a. | fungus | c. | bacterial | b. | plant | d. | all of these | | | | |
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2.
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All
living things are made up of _____. a. | cork | c. | cellulose | b. | cells | d. | wastes | | | | |
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3.
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In a
chloroplast, the stacks of membranous sacs are called _____. a. | thylakoid
membrane | c. | plastids | b. | grana | d. | stroma | | | | |
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4.
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The
term least closely related to the others is _____. a. | cytoskeleton | c. | microtubule | b. | cell juncture | d. | microfilament | | | | |
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5.
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One
advantage of electron microscopes over light microscopes is their _____. a. | higher
magnification | c. | use of live
specimens | b. | two-dimensional image | d. | size | | | | |
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6.
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Which
of the following organisms do not have cell walls? a. | bacteria | c. | animals | b. | plants | d. | fungi | | | | |
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7.
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The
scientist who first described living cells as seen through a simple microscope was
_____. a. | Hooke | c. | Schwann | b. | van Leeuwenhoek | d. | Schleiden | | | | |
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8.
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Which
of the following structures is the most complex? a. | organ system | c. | cell | b. | tissue | d. | organ | | | | |
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9.
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Folded membranes are an advantage to a cell because _____. a. | the membranes
form interconnected compartments | b. | the membranes provide a large surface
area | c. | cell processes
can be more efficient | d. | all of these | | |
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10.
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A
major difference between a compound light microscope and a transmission microscope is that a light
microscope image _____. a. | uses magnet lenses | b. | allows you to
see fine detail of organelles | c. | can be made from living, unstained
materials | d. | requires thin slices | | |
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