Modified True/False
Indicate
whether the sentence or statement is true or false. If false, change the identified word or
phrase to make the sentence or statement true.
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1.
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Animal-like protists are called algae. _________________________
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2.
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A
contractile vacuole is a structure that collects extra water and expels it from a protist.
_________________________
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3.
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Red
tides occur when a population of water molds grows rapidly.
_________________________
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4.
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An
increase in the growth of algae due to a buildup of nutrients in a lake or pond is called
eutrophication. _________________________
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5.
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All
fungi are autotrophs. _________________________
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6.
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Fungi
absorb food through hyphae that grow into a food source.
_________________________
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7.
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Bread
rises because of the action of fungi called molds. _________________________
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8.
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Bakers add lichens to bread to make it rise.
_________________________
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9.
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All
fungi are heterotrophs that feed in a similar way. _________________________
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10.
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The
part of a mushroom that is visible above the soil is the fruiting body.
_________________________
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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11.
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Like
animals, animal-like protists are a. | autotrophs. | b. | heterotrophs. | c. | unicellular. | d. | prokaryotes. | | |
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12.
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Which
structures allow sarcodines to move? a. | cilia | b. | contractile
vacuoles | c. | flagella | d. | pseudopods | | |
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13.
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How
are funguslike protists similar to fungi? a. | They can move. | b. | They are
autotrophs. | c. | They use spores to reproduce. | d. | They do not have
cell walls. | | |
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14.
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What
characteristic do algae share? a. | They are autotrophs. | b. | They are
unicellular. | c. | They are multicellular. | d. | They live in
colonies. | | |
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15.
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What
animal-like characteristic do euglenoids have? a. | They have a flagellum. | b. | They can be
heterotrophs sometimes. | c. | They have light-sensitive pigments. | d. | They are
autotrophs. | | |
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16.
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Which
of the following is an example of symbiotic mutualism? a. | two paramecia
exchanging genetic material | b. | the zooflagellate Giardia reproducing in a
human | c. | the sporozoan Plasmodium feeding on a human
cell | d. | a zooflagellate
digesting food in a termite's intestine | | |
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17.
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The
spores that funguslike protists produce a. | grow into new organisms. | b. | produce slime on
which the protist can move. | c. | break down food for the protist. | d. | form
pseudopods. | | |
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18.
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What
characteristic do the cells of colonial algae and multicellular organisms share? a. | They carry out
all necessary life functions. | b. | They are specialized to do certain
tasks. | c. | They contain pigments. | d. | They are
prokaryotic cells. | | |
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19.
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What
might cause red tides? a. | increase in nutrients in the water | b. | decrease in
ocean temperature | c. | increase in oxygen in the water | d. | decrease in
plant life in the water | | |
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20.
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When
are red tides dangerous to humans? a. | when the oceans become warmer | b. | when algae
bloom | c. | when algae produce toxins | d. | when algae
toxins accumulate in shellfish | | |
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21.
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Which
statement does NOT describe eutrophication in a pond or lake? a. | a process of
gradual change | b. | a buildup of nutrients | c. | an increase in
the amount of oxygen | d. | an increase in the amount of surface
algae | | |
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22.
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What
factor will NOT increase the rate of eutrophication in freshwater? a. | field
fertilizer | b. | septic systems leaks | c. | soil erosion of
farmlands | d. | eliminating sources of excess
nutrients | | |
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23.
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What
characteristic do fungi share? a. | They are prokaryotes. | b. | They use spores
to reproduce. | c. | They are autotrophs. | d. | They are
multicellular. | | |
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24.
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The
structures that make up the bodies of multicellular fungi are called a. | hyphae. | b. | nuclei. | c. | gills. | d. | cell walls. | | |
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25.
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The
appearance of a multicellular fungus depends on how a. | it obtains
food. | b. | it reproduces. | c. | its gills are
arranged. | d. | its hyphae are arranged. | | |
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26.
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What
do fungi have in common with plants? a. | They are autotrophs. | b. | They are
prokaryotes. | c. | They have cell walls. | d. | They are
unicellular organisms. | | |
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27.
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What
do fungi have in common with animals? a. | They are autotrophs. | b. | They are
heterotrophs. | c. | They can move. | d. | They use spores
to reproduce. | | |
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28.
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Where
would fungi NOT thrive? a. | forest floor | b. | wet bathroom
tiles | c. | damp tree bark | d. | polar ice
cap | | |
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29.
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A
fungus that is a parasite might feed on a. | a person's skin. | b. | a dead
tree. | c. | bread. | d. | wet bathroom
tiles. | | |
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30.
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The
chemicals that ooze from the hyphae of a fungus into a food source a. | absorb the
food. | b. | break down the food. | c. | harden the
food. | d. | nourish the food source. | | |
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31.
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Where
would you look to find some fungus spores? a. | a budding yeast cell | b. | a mushroom's
underground hyphae | c. | a mushroom's cap | d. | inside a moldy
piece of fruit | | |
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32.
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Fungi
reproduce sexually when a. | they are unicellular. | b. | there is
inadequate moisture and food. | c. | they are multicellular. | d. | there is
adequate moisture and food. | | |
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33.
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What
type of reproduction produces fungi that differ from a parent? a. | budding | b. | asexual reproduction | c. | sexual
reproduction | d. | fruiting | | |
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34.
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Which
of the following is a threadlike fungus with loosely tangled hyphae? a. | bread
mold | b. | yeast | c. | Penicillium | d. | mushroom | | |
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35.
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Because of the shape of its spore-producing structures, a puffball fungus is a type
of a. | threadlike
fungi. | b. | sac fungi. | c. | club
fungi. | d. | imperfect fungi. | | |
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36.
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Fungi
are classified into groups depending on a. | how they obtain food. | b. | how they
move. | c. | where they live. | d. | the shape of
their spore-producing structures. | | |
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37.
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Fungi
that decompose dead organisms a. | can cause serious disease in plants. | b. | live in
symbiosis with other organisms. | c. | return important nutrients to the
soil. | d. | are often called pioneer organisms. | | |
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38.
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A
fungus-plant root association is an example of a. | a dependent relationship. | b. | symbiotic
mutualism. | c. | a decomposing relationship. | d. | disease
fighting. | | |
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39.
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What
do yeast cells use as a food source in breadmaking and winemaking? a. | sugar | b. | salt | c. | carbon dioxide | d. | alcohol | | |
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40.
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What
bacteria-killing fungus did Fleming isolate in his 1928 experiment? a. | Rhizopus
nigrens | b. | corn smut | c. | Penicillium
roqueforti | d. | Penicillium | | |
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