Name: ______________________
Bio 134
Class: _________________
PRACTICE TEST
Date: _________
ID: A
Ch. 19, 20 (Protist and Fungi)
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
1. A protist is any organism that is not a plant, an animal, a fungus, or a(an)
a. eukaryote.
c. eubacterium.
b. prokaryote.
d. archaebacterium.
____
2. In an amoeba, a small cavity within the cytoplasm that stores food is called a
a. gullet.
c. food vacuole.
b. pseudopod.
d. contractile vacuole.
____
3. Which substances allow algae to harvest and use the energy from sunlight?
a. cilium and fucoxanthin
c. phycobilin and flagellum
b. chlorophyll and accessory pigments
d. oogonium and antheridium
____
4. What effect did the evolution of different forms of chlorophyll in algae have?
a. a decrease in the range of depths at which algae can live
b. an increase in the range of depths at which algae can live
c. no effect on the range of depths at which algae can live
d. a reduction in the photosynthetic capacity of algae
____
5. An algal bloom is
a. the clouding of water by sewage.
b. an enormous mass of algae.
c. a symbiotic relationship between algae and coral.
d. none of the above
____
6. What characteristic of plants is shared by green algae?
a. cell wall composition
c. multicellularity
b. photosynthetic pigments
d. all of the above
____
7. Many algae switch back and forth between diploid and haploid stages during their life cycle in a process
known as
a. alternation of generations.
c. sexual reproduction.
b. fusion of opposite mating types.
d. asexual reproduction.
____
8. Why are algae considered one of the most important groups of organisms on our planet?
a. They are rich in vitamin C.
b. They produce chemicals that are used to treat health problems.
c. They produce much of Earth’s oxygen through photosynthesis.
d. They produce chemicals that are used to make plastics, waxes, and paints.
____
9. Some products derived from algae include
a. drugs for stomach ulcers and high blood pressure.
b. thickeners for food.
c. chemicals in plastics, waxes, paints, and lubricants.
d. all of the above
1
Name: ______________________
ID: A
____ 10. Which of the following is algae’s most important contribution to humans?
a. as a source for industrial chemicals
c. as a photosynthesizer
b. as a source for medicinal drugs
d. as a direct food source for humans
____ 11. Funguslike protists get nutrients by
a. photosynthesis.
b. living as an animal parasite.
c. absorbing them from dead or decaying matter.
d. none of the above
____ 12. Protists that break down organic material include the
a. funguslike protists.
c. plantlike protists.
b. animallike protists.
d. none of the above
____ 13. The work of funguslike protists and other decomposers is important in improving the quality of
a. salt water.
c. topsoil.
b. fresh water.
d. potato crops.
____ 14. Red algae lack flagella and
a. nuclei.
b. centrioles.
c.
d.
accessory pigments.
chlorophyll.
____ 15. All fungi
a. make their food.
b. absorb their food.
c.
d.
produce mushrooms.
have chlorophyll.
____ 16. Fungi do NOT
a. carry on photosynthesis.
b. grow on their food source.
c.
d.
digest food outside their bodies.
absorb food through their cell walls.
____ 17. Fungi resemble plants in that they both always
a. have stems.
c.
b. grow from the ground.
d.
are multicellular.
have cell walls.
____ 18. A mushroom is a fungal
a. fruiting body.
b. lichen.
mycorrhiza.
yeast.
c.
d.
____ 19. The tangled mass that makes up the body of a fungus is the
a. hypha.
c. mycelium.
b. rhizoid.
d. stolon.
____ 20. Most fungi reproduce
a. asexually only.
b. sexually only.
c.
d.
____ 21. Dark fuzz that grows on bread is an example of
a. toadstool.
c.
b. spore.
d.
2
both sexually and asexually.
by budding.
yeast.
mold.
Name: ______________________
ID: A
____ 22. Which statement about Penicillium is correct?
a. It produces mushrooms.
c.
b. It causes bread to rise.
d.
It is the source of an antibiotic.
It causes athlete’s foot.
____ 23. An important role of fungi in an ecosystem is
a. photosynthesis.
c.
b. breaking down dead organisms.
d.
making alcohol.
killing bacteria.
____ 24. Fungi that absorb food from decaying organic matter are
a. parasites.
c. mutualists.
b. saprobes.
d. autotrophs.
____ 25. Fungi feed on
a. only living organisms.
b. only dead organisms.
c.
d.
both living and dead organisms.
only other fungi.
____ 26. Which of the following statements about fungi is true?
a. They bind trace elements and hold them.
b. They return trace elements to the soil.
c. They do not affect trace elements.
d. They deplete the soil of trace elements.
____ 27. The human disease ringworm is caused by
a. worms.
b. bacteria.
c.
d.
a fungus.
yeasts.
Figure 21–2
____ 28. Figure 21–2 illustrates an association of a(an)
a. cyanobacterium and a plant.
c.
b. alga or cyanobacterium and a fungus.
d.
plant and a fungus.
alga and a plant.
____ 29. Which of the following is NOT a single organism?
a. rust
c. yeast
b. smut
d. lichen
3
Name: ______________________
ID: A
____ 30. The association of plants and fungi in mycorrhizae illustrates a type of relationship called
a. parasitism.
c. competition.
b. mutualism.
d. parallelism.
Matching
a.
b.
c.
protozoan
contractile vacuole
pseudopod
d.
e.
bioluminescent
colony
____ 31. able to emit light
____ 32. group of cells or organisms that join together, forming a close association
____ 33. organelle that collects excess water in the cytoplasm and expels it from the cell
____ 34. heterotrophic, unicellular, animal-like protists
____ 35. temporary cytoplasmic extension that sarcodines use for feeding and movement
a.
b.
c.
hypha
mycelium
spore
d.
e.
rhizoid
lichen
____ 36. threadlike filament that makes up the basic structural unit of a multicellular fungus
____ 37. symbiotic relationship between a fungus and an algae
____ 38. complex, netlike mass made up of branching hyphae
____ 39. type of hypha formed by a mold that penetrates a food’s surface
____ 40. reproductive cell with a hard outer shell that forms a new organism without the fusion of gametes
4
ID: A
Bio 134
Answer Section
PRACTICE TEST
Ch. 19, 20 (Protist and Fungi)
MULTIPLE CHOICE
1. ANS:
OBJ:
2. ANS:
OBJ:
3. ANS:
OBJ:
4. ANS:
OBJ:
5. ANS:
OBJ:
6. ANS:
OBJ:
7. ANS:
OBJ:
8. ANS:
OBJ:
9. ANS:
OBJ:
10. ANS:
OBJ:
11. ANS:
OBJ:
12. ANS:
OBJ:
13. ANS:
OBJ:
14. ANS:
OBJ:
15. ANS:
OBJ:
16. ANS:
OBJ:
17. ANS:
OBJ:
18. ANS:
OBJ:
19. ANS:
OBJ:
20. ANS:
OBJ:
21. ANS:
OBJ:
B
20.1.1
C
20.2.1
B
20.3.1
B
20.3.1
B
20.3.3
D
20.4.1
A
20.4.2
C
20.4.3
D
20.4.3
C
20.4.3
C
20.5.1
A
20.5.3
C
20.5.3
B
20.4.1
B
21.1.1
A
21.1.1
D
21.1.1
A
21.1.2
C
21.1.2
C
21.1.3
D
21.2.1
PTS: 1
DIF: B
REF: p. 497
PTS: 1
DIF: B
REF: p. 500
PTS: 1
DIF: B
REF: p. 506
PTS: 1
DIF: E
REF: p. 506
PTS: 1
DIF: A
REF: p. 509
PTS: 1
DIF: A
REF: p. 511
PTS: 1
DIF: B
REF: p. 512
PTS: 1
DIF: A
REF: p. 515
PTS: 1
DIF: A
REF: p. 515
PTS: 1
DIF: E
REF: p. 515
PTS: 1
DIF: A
REF: p. 516
PTS: 1
DIF: B
REF: p. 519
PTS: 1
DIF: A
REF: p. 519
PTS: 1
DIF: A
REF: p. 510
PTS:
STA:
PTS:
STA:
PTS:
STA:
PTS:
STA:
PTS:
STA:
PTS:
STA:
PTS:
STA:
DIF: B
REF: p. 527
DIF: A
REF: p. 527
DIF: E
REF: p. 527
DIF: B
REF: p. 528
DIF: A
REF: p. 528
DIF: B
REF: p. 528
DIF: B
REF: p. 530
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
ID: A
22. ANS:
OBJ:
23. ANS:
OBJ:
24. ANS:
OBJ:
25. ANS:
OBJ:
26. ANS:
OBJ:
27. ANS:
OBJ:
28. ANS:
OBJ:
29. ANS:
OBJ:
30. ANS:
OBJ:
C
21.2.1
B
21.3.1
B
21.3.1
C
21.3.1
B
21.3.1
C
21.3.2
B
21.3.2
D
21.3.3
B
21.3.3
PTS:
STA:
PTS:
STA:
PTS:
STA:
PTS:
STA:
PTS:
STA:
PTS:
STA:
PTS:
STA:
PTS:
STA:
PTS:
STA:
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
1
13.A.4.a
DIF: B
REF: p. 536
DIF: B
REF: p. 537
DIF: A
REF: p. 537
DIF: A
REF: p. 537
DIF: E
REF: p. 538
DIF: B
REF: p. 539
DIF: E
REF: p. 540
DIF: B
REF: p. 540
DIF: A
REF: p. 541
MATCHING
31.
32.
33.
34.
35.
ANS:
ANS:
ANS:
ANS:
ANS:
D
E
B
A
C
PTS:
PTS:
PTS:
PTS:
PTS:
1
1
1
1
1
36.
37.
38.
39.
40.
ANS:
ANS:
ANS:
ANS:
ANS:
A
E
B
D
C
PTS:
PTS:
PTS:
PTS:
PTS:
1
1
1
1
1
2