Ch. 21 STP
Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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Which of the following organisms is NOT a fungus?
a. | mushroom | d. | bread mold | b. | morel | e. | yeast | c. | water
mold |
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2.
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Which of the following is characteristic of some types of fungi?
I.
Decomposition
II. Parasitism
III. Mutualism
a. | I only | d. | II and III only | b. | II only | e. | I, II, and III | c. | I and II
only |
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3.
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Which of the following is a club fungus?
a. | mushroom | d. | Penicillium | b. | yeast | e. | lichen | c. | bread
mold |
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4.
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Which of the following is the rootlike structure of a mold?
a. | gametangium | d. | stolon | b. | zygospore | e. | sporangiophore | c. | rhizoid |
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5.
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Cell wall carbohydrate
a. | lichen | b. | mycorrhiza | c. | penicillium | d. | mycelium | e. | chitin |
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6.
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Tangled mass of hyphae
a. | lichen | b. | mycorrhiza | c. | penicillium | d. | mycelium | e. | chitin |
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7.
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Fungal source of antibiotic
a. | lichen | b. | mycorrhiza | c. | penicillium | d. | mycelium | e. | chitin |
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8.
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What is the independent variable in the students’ investigation?
a. | presence of live yeast or other microorganisms | b. | light | c. | bubbles | d. | odor and
alcohol | e. | time |
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9.
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What is the dependent variable in the students’ investigation?
I.
Boiling
II. Odor of alcohol
III. Presence of bubbles
a. | I only | b. | II only | c. | I and III
only | d. | II and III only | e. | I, II, and III |
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10.
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What can you conclude, based on the students’ results?
I. Uninoculated,
boiled grape mash does not seem to ferment over a 48-hour period
II. Boiled grape mash that
contains live yeast undergoes fermentation
III. Grape mash does not ferment unless live yeast is
added
a. | I only | b. | II only | c. | I and III
only | d. | II and III only | e. | I, II, and III |
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