Question 1

The parasite that is responsible for causing malaria is called

Accepted Answer

A) Paramecium. 
B) Chlamydomonas. 
C) Plasmodium. 
D) Entamoeba. 
E) Giardia. 
A) Paramecium. 
B) Chlamydomonas. 
C) Plasmodium. 
D) Entamoeba. 
E) Giardia.

Question 2

How do humans use red algae polysaccharides?

Accepted Answer

A) Thickeners 
B) Herbicides 
C) Adhesives 
D) Detergents 
A) Thickeners 
B) Herbicides 
C) Adhesives 
D) Detergents

Question 3

Which of the following is true about Euglena?

Accepted Answer

A) They belong to the same phylum as Paramecium. 
B) They do not have flagella. 
C) They have a pellicle. 
D) They lack chloroplasts. 
E) They have sexual reproduction. 
A) They belong to the same phylum as Paramecium. 
B) They do not have flagella. 
C) They have a pellicle. 
D) They lack chloroplasts. 
E) They have sexual reproduction.

Question 4

The malarial parasite,Plasmodium,is a member of the group

Accepted Answer

A) Euglenozoa. 
B) Stramenopiles. 
C) Alveolata. 
D) Rhodophyta. 
E) Diplomonads. 
A) Euglenozoa. 
B) Stramenopiles. 
C) Alveolata. 
D) Rhodophyta. 
E) Diplomonads.

Question 5

The marine multicellular protists including the larger brown algae belong to the

Accepted Answer

A) dinoflagellates. 
B) Choanoflagellida. 
C) Stramenopiles. 
D) euglenoids. 
E) foraminifera. 
A) dinoflagellates. 
B) Choanoflagellida. 
C) Stramenopiles. 
D) euglenoids. 
E) foraminifera.

Question 6

Transferring Euglena into a dark environment results in the loss of photosynthetic pigment.What conclusion does this support?

Accepted Answer

A) Euglenoids are obligate photoautotrophs. 
B) Light triggers heterotrophy. 
C) Euglenoids are closely related to plants. 
D) Euglenoids are neither plant-like or animal-like protists. 
A) Euglenoids are obligate photoautotrophs. 
B) Light triggers heterotrophy. 
C) Euglenoids are closely related to plants. 
D) Euglenoids are neither plant-like or animal-like protists.

Question 7

Amoebas move from place to place by means of their

Accepted Answer

A) cysts. 
B) pseudopods. 
C) pseudomonads. 
D) sporocarps. 
E) plasmodia. 
A) cysts. 
B) pseudopods. 
C) pseudomonads. 
D) sporocarps. 
E) plasmodia.

Question 8

All ________ have two very different types of nuclei within their cells,small micronuclei and larger macronuclei.

Accepted Answer

A) sporozoans 
B) protists 
C) oomycetes 
D) ciliates 
E) dinoflagellates 
A) sporozoans 
B) protists 
C) oomycetes 
D) ciliates 
E) dinoflagellates

Question 9

Oomycetes are characterized by all of the following except they

Accepted Answer

A) produce zoospores asexually. 
B) are able to reproduce sexually. 
C) contain motile spores. 
D) contain two unequal flagella. 
E) are considered fungi. 
A) produce zoospores asexually. 
B) are able to reproduce sexually. 
C) contain motile spores. 
D) contain two unequal flagella. 
E) are considered fungi.

Question 10

The unique double shells of diatoms are made of

Accepted Answer

A) cellulose. 
B) silica. 
C) chlorophylls. 
D) agar. 
E) proteins. 
A) cellulose. 
B) silica. 
C) chlorophylls. 
D) agar. 
E) proteins.

Question 11

The plasmodial and cellular slime molds differ in a number of features.Select the following choice that is not a difference.

Accepted Answer

A) aggregation of individuals when conditions worsen 
B) ability to form spore-producing structures 
C) ability to form an acellular plasmodium 
D) ability to form individual amoebas 
E) synchronization of mitosis 
A) aggregation of individuals when conditions worsen 
B) ability to form spore-producing structures 
C) ability to form an acellular plasmodium 
D) ability to form individual amoebas 
E) synchronization of mitosis

Question 12

Some photosynthetic euglenoids can also ingest dissolved or particulate food.Which one of the following terms would best describe such a protist?

Accepted Answer

A) autotrophic 
B) heterotrophic 
C) mixotrophic 
D) osmotrophic 
E) phagotrophic 
A) autotrophic 
B) heterotrophic 
C) mixotrophic 
D) osmotrophic 
E) phagotrophic

Question 13

Some protists use multiple fission (cell division preceded by several nuclear divisions)as a means of reproduction.Multiple fission is also referred to as

Accepted Answer

A) budding. 
B) zygotic meiosis. 
C) schizogony. 
D) syngamy. 
E) intermediary meiosis. 
A) budding. 
B) zygotic meiosis. 
C) schizogony. 
D) syngamy. 
E) intermediary meiosis.

Question 14

The Irish potato famine in the 1840s was caused in large part by a proliferation of a(n)

Accepted Answer

A) Paramecia. 
B) Oomycote. 
C) Dinoflagellate. 
D) Chlorophyte. 
E) Fungus. 
A) Paramecia. 
B) Oomycote. 
C) Dinoflagellate. 
D) Chlorophyte. 
E) Fungus.

Question 15

Which of the following is not one of the distinctive features of dinoflagellates?

Accepted Answer

A) They are unicellular. 
B) They are photosynthetic. 
C) Some exist in fresh water,while some are part of marine plankton. 
D) They form large,spherical colonies. 
E) Some planktonic members are luminous and cause flashes in the night. 
A) They are unicellular. 
B) They are photosynthetic. 
C) Some exist in fresh water,while some are part of marine plankton. 
D) They form large,spherical colonies. 
E) Some planktonic members are luminous and cause flashes in the night.

Exam 28: Protists

The parasite that is responsible for causing malaria is called

How do humans use red algae polysaccharides?

Which of the following is true about Euglena?

The malarial parasite,Plasmodium,is a member of the group

The marine multicellular protists including the larger brown algae belong to the

Transferring Euglena into a dark environment results in the loss of photosynthetic pigment.What conclusion does this support?

Amoebas move from place to place by means of their

All ________ have two very different types of nuclei within their cells,small micronuclei and larger macronuclei.

Oomycetes are characterized by all of the following except they

The unique double shells of diatoms are made of

The plasmodial and cellular slime molds differ in a number of features.Select the following choice that is not a difference.

Some photosynthetic euglenoids can also ingest dissolved or particulate food.Which one of the following terms would best describe such a protist?

Some protists use multiple fission (cell division preceded by several nuclear divisions)as a means of reproduction.Multiple fission is also referred to as

The Irish potato famine in the 1840s was caused in large part by a proliferation of a(n)

Which of the following is not one of the distinctive features of dinoflagellates?

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