Question 1

Protozoa are eukaryotic organisms that lack a cell wall and can be unicellular or multicellular.

Accepted Answer

A) True 
 B)False

Question 2

The is the entire interwoven mass of one multicellular fungal organism.

Accepted Answer

A)  pseudoplasmodium 
B)  conidiophore 
C)  sporangium 
D)  hyphae 
E)  mycelium 
A)  pseudoplasmodium 
B)  conidiophore 
C)  sporangium 
D)  hyphae 
E)  mycelium

Question 3

Which of the following protozoa genera helps termites digest wood?

Accepted Answer

A)  Nosema 
B)  Trichonympha 
C)  Pfiesteria 
D)  Naegleria 
E)  Trichomonas 
A)  Nosema 
B)  Trichonympha 
C)  Pfiesteria 
D)  Naegleria 
E)  Trichomonas

Question 4

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

Accepted Answer

The answer of Microbiologists interested in parasitism study multicellular parasitic...

Question 5

Sister chromatids separate during _ _ of meiosis.

Accepted Answer

A)  metaphase II 
B)  telophase I 
C)  prophase II 
D)  anaphase II 
E)  anaphase I 
A)  metaphase II 
B)  telophase I 
C)  prophase II 
D)  anaphase II 
E)  anaphase I

Question 6

Which of the following organisms are directly beneficial to vascular plants?

Accepted Answer

A)  euglenids 
B)  lichens 
C)  mycorrhizae 
D)  kinetoplastids 
E)  water molds 
A)  euglenids 
B)  lichens 
C)  mycorrhizae 
D)  kinetoplastids 
E)  water molds

Question 7

Ticks, lice, and mosquitoes often serve as (carriers/vectors) by hosting and transmitting pathogenic microbes.

Accepted Answer

The answer of Ticks, lice, and mosquitoes often serve as...

Question 8

In fungi, aseptate hyphae are coenocytic by definition.

Accepted Answer

A) True 
 B)False

Question 9

Sister chromatids separate and move toward the poles of the cell during of mitosis.

Accepted Answer

A)  anaphase 
B)  prophase 
C)  telophase 
D)  interphase 
E)  metaphase 
A)  anaphase 
B)  prophase 
C)  telophase 
D)  interphase 
E)  metaphase

Question 10

Myxamoebae act like protozoan amoebae only in the absence of water.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following is a dinoflagellate whose toxin causes possible estuary- associated syndrome (PEAS)?

Accepted Answer

A)  Balantidium 
B)  Pfiesteria 
C)  Gymnodinium 
D)  Gonyaulax 
E)  Toxoplasma 
A)  Balantidium 
B)  Pfiesteria 
C)  Gymnodinium 
D)  Gonyaulax 
E)  Toxoplasma

Question 12

Multicellular organisms with hard exoskeletons, segmented bodies and four pairs of jointed legs in the adult stage are

Accepted Answer

A)  insects. 
B)  algae. 
C)  lice. 
D)  arachnids. 
E)  helminths. 
A)  insects. 
B)  algae. 
C)  lice. 
D)  arachnids. 
E)  helminths.

Question 13

Which of the following is classified among the Alveolates?

Accepted Answer

A)  Paramecium 
B)  foraminifera 
C)  Paramecium and foraminifera 
D)  Paramecium and Plasmodium 
E)  Plasmodium 
A)  Paramecium 
B)  foraminifera 
C)  Paramecium and foraminifera 
D)  Paramecium and Plasmodium 
E)  Plasmodium

Question 14

The chromatids move toward opposite poles during of mitosis.

Accepted Answer

A)  prophase 
B)  telophase 
C)  metaphase 
D)  anaphase 
E)  interphase 
A)  prophase 
B)  telophase 
C)  metaphase 
D)  anaphase 
E)  interphase

Question 15

An aligned pair of homologous chromosomes is called a

Accepted Answer

A)  spindle. 
B)  chromatid. 
C)  tetrad. 
D)  coenocyte. 
E)  gamete. 
A)  spindle. 
B)  chromatid. 
C)  tetrad. 
D)  coenocyte. 
E)  gamete.

Question 16

The large seaweed known as kelp is classified as a member of the

Accepted Answer

A)  Rhodophyta. 
B)  Deuteromycete. 
C)  Chlorophyta. 
D)  Chrysophyta. 
E)  Phaeophyta. 
A)  Rhodophyta. 
B)  Deuteromycete. 
C)  Chlorophyta. 
D)  Chrysophyta. 
E)  Phaeophyta.

Question 17

Single- celled algae that are major producers of oxygen and whose cell walls are useful in a variety of products for humans are the

Accepted Answer

A)  kelps. 
B)  conidia. 
C)  diatoms. 
D)  cysts. 
E)  ciliates. 
A)  kelps. 
B)  conidia. 
C)  diatoms. 
D)  cysts. 
E)  ciliates.

Question 18

Which of the following statements regarding meiosis is most accurate?

Accepted Answer

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

Question 19

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

Accepted Answer

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

Question 20

The asexual spores of molds are classified according to their

Accepted Answer

A)  size. 
B)  type of metabolism. 
C)  shapes. 
D)  number of chromosomes. 
E)  mode of development. 
A)  size. 
B)  type of metabolism. 
C)  shapes. 
D)  number of chromosomes. 
E)  mode of development.

Exam 12: Characterizing and Classifying Eukaryotes

Protozoa are eukaryotic organisms that lack a cell wall and can be unicellular or multicellular.

The is the entire interwoven mass of one multicellular fungal organism.

Which of the following protozoa genera helps termites digest wood?

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

Sister chromatids separate during _ _ of meiosis.

Which of the following organisms are directly beneficial to vascular plants?

Ticks, lice, and mosquitoes often serve as (carriers/vectors) by hosting and transmitting pathogenic microbes.

In fungi, aseptate hyphae are coenocytic by definition.

Sister chromatids separate and move toward the poles of the cell during of mitosis.

Myxamoebae act like protozoan amoebae only in the absence of water.

Which of the following is a dinoflagellate whose toxin causes possible estuary- associated syndrome (PEAS)?

Multicellular organisms with hard exoskeletons, segmented bodies and four pairs of jointed legs in the adult stage are

Which of the following is classified among the Alveolates?

The chromatids move toward opposite poles during of mitosis.

An aligned pair of homologous chromosomes is called a

The large seaweed known as kelp is classified as a member of the

Single- celled algae that are major producers of oxygen and whose cell walls are useful in a variety of products for humans are the

Which of the following statements regarding meiosis is most accurate?

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

The asexual spores of molds are classified according to their

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