Question 1

Which of the following is a protozoan with two nuclei and no mitochondria?

Accepted Answer

A)  Plasmodium 
B)  Paramecium 
C)  Euglena 
D)  Giardia 
E)  Trichomonas 
A)  Plasmodium 
B)  Paramecium 
C)  Euglena 
D)  Giardia 
E)  Trichomonas

Question 2

In fungi, aseptate hyphae are coenocytic by definition.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following is transmitted by mosquitoes?

Accepted Answer

A)  African sleeping sickness 
B)  malaria 
C)  toxoplasmosis 
D)  tapeworms 
E)  typhus 
A)  African sleeping sickness 
B)  malaria 
C)  toxoplasmosis 
D)  tapeworms 
E)  typhus

Question 4

Lyme disease is vectored by ticks.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following pairs is MISMATCHED?

Accepted Answer

A)  animals; usually diploid 
B)  fungi; usually diploid 
C)  protozoa; usually diploid 
D)  slime mold; usually haploid 
E)  plants; usually diploid 
A)  animals; usually diploid 
B)  fungi; usually diploid 
C)  protozoa; usually diploid 
D)  slime mold; usually haploid 
E)  plants; usually diploid

Question 6

The (fungi/algae/lichens) are so sensitive to pollutants that they are used as indicators of environmental conditions.

Accepted Answer

The answer of The (fungi/algae/lichens) are so sensitive to pollutants...

Question 7

Limestone is made up of the shells of (foraminifera/parabasala/radiolarians).

Accepted Answer

The answer of Limestone is made up of the shells...

Question 8

The process in which the cytoplasm is divided between daughter cells is known as

Accepted Answer

A)  coenocytosis. 
B)  budding. 
C)  meiosis. 
D)  cytokinesis. 
E)  nuclear division. 
A)  coenocytosis. 
B)  budding. 
C)  meiosis. 
D)  cytokinesis. 
E)  nuclear division.

Question 9

Lichens are composed of a symbiosis of fungi and which of the following?

Accepted Answer

A)  green algae 
B)  cyanobacteria 
C)  euglenoids 
D)  cyanobacteria or green algae 
E)  euglenoids or dinoflagellates 
A)  green algae 
B)  cyanobacteria 
C)  euglenoids 
D)  cyanobacteria or green algae 
E)  euglenoids or dinoflagellates

Question 10

The fusion of two gametes produces a

Accepted Answer

A)  zygote. 
B)  schizont. 
C)  chromatid. 
D)  centromere. 
E)  merozoite. 
A)  zygote. 
B)  schizont. 
C)  chromatid. 
D)  centromere. 
E)  merozoite.

Question 11

Haustoria are a feature of some pathogenic (algae/fungi/protozoa).

Accepted Answer

The answer of Haustoria are a feature of some pathogenic...

Question 12

Which of the following pairs is MISMATCHED?

Accepted Answer

A)  Diplomonadida; two nuclei 
B)  Rhizaria; pseudopodia 
C)  Parabasala; two mitochondria 
D)  Euglenids; flagellum 
E)  Ciliophora; cilia 
A)  Diplomonadida; two nuclei 
B)  Rhizaria; pseudopodia 
C)  Parabasala; two mitochondria 
D)  Euglenids; flagellum 
E)  Ciliophora; cilia

Question 13

Diatomaceous earth is composed of "skeletons" of the cell walls of protozoa.

Accepted Answer

A) True 
 B)False

Question 14

A field biologist finds an unfamiliar single-celled organism in a sample from the surface of a marshy area. What observations or tests would make it possible to determine whether it is a protozoan, fungus, or alga? Assume the PCR machine at the field station is not working, but all other equipment is.

Accepted Answer

The presence of a cell wall would indica

Question 15

The plague is transmitted by (fleas/lice/ticks/mites).

Accepted Answer

The answer of The plague is transmitted by (fleas/lice/ticks/mites)....

Question 16

Microbiologists interested in parasites study multicellular (insects/fungi/worms) as well as single-celled protozoa.

Accepted Answer

The answer of Microbiologists interested in parasites study multicellular (insects/fungi/worms)...

Question 17

Haploid genomes contain two sets of chromosomes.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following statements regarding meiosis is most accurate?

Accepted Answer

A)  Crossing over occurs during metaphase I. 
B)  A diploid cell produces haploid daughter cells. 
C)  Haploid cells produce diploid cells. 
D)  Homologous (non-sister) chromatids separate during anaphase II. 
E)  Meiosis has the same number of stages as mitosis. 
A)  Crossing over occurs during metaphase I. 
B)  A diploid cell produces haploid daughter cells. 
C)  Haploid cells produce diploid cells. 
D)  Homologous (non-sister) chromatids separate during anaphase II. 
E)  Meiosis has the same number of stages as mitosis.

Question 19

The Apicomplexa are named for their apical complexes which allow them to

Accepted Answer

A)  be motile by means of multiple flagella. 
B)  penetrate the cytoplasmic membranes of host cells. 
C)  undergo schizogony. 
D)  carry out photosynthesis. 
E)  attach to surfaces. 
A)  be motile by means of multiple flagella. 
B)  penetrate the cytoplasmic membranes of host cells. 
C)  undergo schizogony. 
D)  carry out photosynthesis. 
E)  attach to surfaces.

Question 20

Which process is represented by Figure 12.1?

Accepted Answer

A)  mitosis 
B)  meiosis 
C)  cytokinesis 
D)  schizogony 
E)  budding 
A)  mitosis 
B)  meiosis 
C)  cytokinesis 
D)  schizogony 
E)  budding

Exam 12: Characterizing and Classifying Eukaryotes

Which of the following is a protozoan with two nuclei and no mitochondria?

In fungi, aseptate hyphae are coenocytic by definition.

Which of the following is transmitted by mosquitoes?

Lyme disease is vectored by ticks.

Which of the following pairs is MISMATCHED?

The (fungi/algae/lichens) are so sensitive to pollutants that they are used as indicators of environmental conditions.

Limestone is made up of the shells of (foraminifera/parabasala/radiolarians).

The process in which the cytoplasm is divided between daughter cells is known as

Lichens are composed of a symbiosis of fungi and which of the following?

The fusion of two gametes produces a

Haustoria are a feature of some pathogenic (algae/fungi/protozoa).

Which of the following pairs is MISMATCHED?

Diatomaceous earth is composed of "skeletons" of the cell walls of protozoa.

The plague is transmitted by (fleas/lice/ticks/mites).

Microbiologists interested in parasites study multicellular (insects/fungi/worms) as well as single-celled protozoa.

Haploid genomes contain two sets of chromosomes.

Which of the following statements regarding meiosis is most accurate?

The Apicomplexa are named for their apical complexes which allow them to

Which process is represented by Figure 12.1?

A Brief History of Microbiology

The Chemistry of Microbiology

Cell Structure and Function

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Controlling Microbial Growth in the Environment

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