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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Which
of the following does NOT belong to the protistans? a. | bacteria | b. | protozoans | c. | chrysophytes | d. | dinoflagellates | e. | euglenoids | | |
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2.
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Most
protistans are a. | autotrophic. | b. | heterotrophic. | c. | unicellular. | d. | multicellular. | | |
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3.
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Protozoans can be classified on the basis of their a. | photosynthetic nature. | b. | life cycle. | c. | unique structures. | d. | type of motility. | e. | feeding habitats. | | |
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4.
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Which
of the following organisms does NOT move by pseudopods? a. | amoebas | b. | foraminiferans | c. | diatoms | d. | heliozoans | e. | radiolarians | | |
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5.
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Paramecium is a representative of the a. | sporozoans. | b. | amoebas. | c. | flagellates. | d. | euglenoids. | e. | ciliates. | | |
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6.
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The
phylum Mastigophora includes a. | ciliated protozoans. | b. | brown algae. | c. | flagellates. | d. | members of a group known as
sporozoans. | e. | heliozoans. | | |
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7.
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The
sporozoan parasite Plasmodium infects cells of which of the following? a. | blood | b. | liver | c. | brain | d. | both blood and liver | e. | blood, liver, and brain | | |
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8.
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The
term "algae" is used primarily for organisms in the kingdom(s) a. | Monera. | b. | Protista. | c. | Plantae. | d. | Monera and Protista only. | e. | Monera, Protista, and Plantae. | | |
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9.
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Certain euglenoids are unique among the protistans in that they a. | possess flagella. | b. | reproduce by longitudinal
fission. | c. | are heterotrophic
and autotrophic. | d. | are multicellular. | | |
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10.
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The
gritty substance you may feel on your teeth after using toothpaste is actually a. | small deposits of sand. | b. | diatomaceous earth. | c. | cellulose from dinoflagellates. | d. | a synthetic abrasive. | | |
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11.
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Dinoflagellates a. | may produce red tides that poison and kill
fish. | b. | produce a poison
that builds up in the tissues of mussels and may kill humans that eat infected
mussels. | c. | may undergo a
population explosion that turns the ocean red or various colors. | d. | are mostly photosynthetic marine
plankton. | e. | all of
these | | |
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12.
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The
red algae are classified as a. | Rhodophyta. | b. | Chlorophyta. | c. | Phaeophyta. | d. | Bryophyta. | e. | Pterophyta. | | |
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13.
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Most
freshwater algae belong to which phylum? a. | Rhodophyta | b. | Chlorophyta | c. | Phaeophyta | d. | Bryophyta | e. | Pterophyta | | |
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14.
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The
major groups of fungi are assigned names on the basis of a. | feeding structures. | b. | mode of nutrition. | c. | ecological role. | d. | reproductive structures. | e. | when they appear in the fossil
record. | | |
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15.
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In the
ecological community, fungi are a. | producers if the sun is shining. | b. | consumers of materials digested by their
hosts. | c. | decomposers of
organic matter. | d. | consumers of materials digested by their hosts and
decomposers of organic matter. | e. | producers if the sun is shining, consumers of materials
digested by their hosts, and decomposers of organic matter. | | |
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16.
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Which
of the following could NOT be used to describe any fungus? a. | saprophytic | b. | decomposer | c. | parasitic | d. | autotrophic | e. | heterotrophic | | |
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17.
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Most
true fungi send out cellular filaments called a. | mycelia. | b. | hyphae. | c. | mycorrhizae. | d. | asci. | e. | gills. | | |
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18.
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Mushrooms are members of which of the following? a. | Ascomycota | b. | Basidiomycota | c. | Imperfect fungi | d. | Oomycota | e. | Zygomycota | | |
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19.
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In
what way do fungi reproduce? a. | asexually, through spores | b. | budding of the parent body | c. | sexually, through gametes | d. | asexually, through spores and budding of the parent
body | e. | asexually,
through spores; budding of the parent body; and sexually, through gametes | | |
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20.
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A
lichen is a composite organism made up of a. | two different fungi. | b. | a fungus and an alga. | c. | a fungus and a gymnosperm. | d. | a fungus and a bryophyte. | | |
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