Question 1

Protists move chiefly by either flagellar rotation or by cytoplasmic streaming called ______________ movement.

Accepted Answer

The answer of Protists move chiefly by either flagellar rotation...

Question 2

Mitochondria,chloroplasts,and ____________ are all thought to have arisen through endosymbiosis.

Accepted Answer

The answer of Mitochondria,chloroplasts,and ____________ are all thought to have...

Question 3

The formation of a structure called a _______________ is important to many parasites that must survive a harsh environment between hosts.

Accepted Answer

The answer of The formation of a structure called a...

Question 4

The organism,Phytophthora infestans,responsible for the Irish Potato Famine of 1845 and 1847 belongs to

Accepted Answer

A)  EuglenozoA.
B)  Alveolata.
C)  Rhodophyta.
D)  Chlorophyta.
E)  Stramenopila.F) A) and E)
G) A) and C)

Question 5

Individual organisms move through the soil or other substrate to ingest bacteria,etc. ,till a certain phase of their life cycle,when they aggregate into a single moving mass,which ultimately becomes encysted into spores.These organisms are

Accepted Answer

A)  green algae.
B)  brown algae.
C)  red algae.
D)  cellular slime molds.
E)  dinoflagellates.F) A) and B)
G) C) and E)

Question 6

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

Accepted Answer

A)  EuglenozoA.
B)  Stramenopiles.
C)  Alveolata.
D)  Rhodophyta.
E)  Diplomonads.F) A) and B)
G) A) and C)

Question 7

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

Accepted Answer

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

Question 8

Which one of the following features would not be characteristic of Euglena?

Accepted Answer

A)  has chloroplasts with chlorophyll a and b
B)  has mitochondria
C)  can orient towards light
D)  locomotion using cilia
E)  can regulate its osmotic pressureF) C) and E)
G) A) and E)

Question 9

Choose the letter of the best match from the following:
-A group of mostly unicellular protists;includes some organisms that are photosynthetic and free-living,but also some that are parasitic.

Accepted Answer

A)  oomycetes
B)  cellular slime molds
C)  brown algae
D)  Euglenozoa
E)  PlasmodiumF) A) and B)
G) B) and E)

Question 10

Which of the following is not true about Euglena?

Accepted Answer

A)  belongs to the same phylum as Paramecium
B)  does not have flagella
C)  has a pellicle
D)  has numerous chloroplasts with chlorophyll a and b
E)  does not have sexual reproductionF) B) and E)
G) C) and E)

Question 11

The most diverse of the four eukaryotic kingdoms is the

Accepted Answer

A)  Protista Kingdom.
B)  Bacteria Kingdom.
C)  Plantae Kingdom.
D)  Animalia Kingdom.E) B) and C)
F) C) and D)

Question 12

A non-walled,multinucleate mass of cytoplasm that resembles a moving mass of slime that is produced by plasmodial slime molds is called a

Accepted Answer

A)  sorocarp.
B)  plasmodium.
C)  pseudopod.
D)  filamental hyphe.
E)  motile endosporE.F) C) and E)
G) A) and B)

Question 13

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)  dinoflagellatesF) B) and D)
G) A) and D)

Question 14

Choose the letter of the best match from the following:
-Occur mainly in water or as plant parasites;include the organisms responsible for the great Irish potato famine;show alternation of generations.

Accepted Answer

A)  oomycetes
B)  cellular slime molds
C)  brown algae
D)  Euglenozoa
E)  PlasmodiumF) None of the above
G) C) and D) A

Question 15

Members of the Euglenozoa move within their habitats with the aid of

Accepted Answer

A)  tests.
B)  pseudopodia.
C)  cilia.
D)  flagella.
E)  pellicles.F) None of the above
G) All of the above

Question 16

Which one of the following is not a difference between early eukaryotes and the prokaryotes that were their ancestors?

Accepted Answer

A)  mitosis
B)  organelles
C)  nuclear envelope
D)  infoldings of the plasma membrane
E)  larger cell sizeF) D) and E)
G) All of the above

Question 17

In addition to the true amoebas (Rhizopoda) ,another group with pseudopods are the

Accepted Answer

A)  EuglenozoA.
B)  Stramenopila.
C)  radiolarians.
D)  Diplomonads.
E)  Alveolata.F) B) and D)
G) C) and D) C

Question 18

All apicomplexes are nonmotile,spore forming,and live as __________ in animals.

Accepted Answer

parasites

Question 19

Mitochondria and bacteria share all of the following features except they

Accepted Answer

A)  divide by simple fission.
B)  have small ribosomes.
C)  have a circular,closed molecule of DNA.
D)  have genes encoding the enzymes of oxidative metabolism.
E)  can live in a cell-free extract.F) A) and E)
G) A) and B)

Question 20

Centrioles are not found in

Accepted Answer

A)  cellular slime molds.
B)  diatoms.
C)  Paramecia.
D)  trypanosomes.
E)  kelp.F) None of the above
G) A) and D)

Exam 29: Protists

Protists move chiefly by either flagellar rotation or by cytoplasmic streaming called ______________ movement.

Correct AnswerverifiedShow Answer

Mitochondria,chloroplasts,and ____________ are all thought to have arisen through endosymbiosis.

Correct AnswerverifiedShow Answer

The formation of a structure called a _______________ is important to many parasites that must survive a harsh environment between hosts.

Correct AnswerverifiedShow Answer

The organism,Phytophthora infestans,responsible for the Irish Potato Famine of 1845 and 1847 belongs to

Correct AnswerverifiedShow Answer

Individual organisms move through the soil or other substrate to ingest bacteria,etc. ,till a certain phase of their life cycle,when they aggregate into a single moving mass,which ultimately becomes encysted into spores.These organisms are

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which one of the following features would not be characteristic of Euglena?

Correct AnswerverifiedShow Answer

Choose the letter of the best match from the following: -A group of mostly unicellular protists;includes some organisms that are photosynthetic and free-living,but also some that are parasitic.

Correct AnswerverifiedShow Answer

Which of the following is not true about Euglena?

Correct AnswerverifiedShow Answer

The most diverse of the four eukaryotic kingdoms is the

Correct AnswerverifiedShow Answer

A non-walled,multinucleate mass of cytoplasm that resembles a moving mass of slime that is produced by plasmodial slime molds is called a

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Choose the letter of the best match from the following: -Occur mainly in water or as plant parasites;include the organisms responsible for the great Irish potato famine;show alternation of generations.

Correct AnswerverifiedA

Members of the Euglenozoa move within their habitats with the aid of

Correct AnswerverifiedShow Answer

Which one of the following is not a difference between early eukaryotes and the prokaryotes that were their ancestors?

Correct AnswerverifiedShow Answer

In addition to the true amoebas (Rhizopoda) ,another group with pseudopods are the

Correct AnswerverifiedC

All apicomplexes are nonmotile,spore forming,and live as __________ in animals.

Correct Answerverifiedparasites

Mitochondria and bacteria share all of the following features except they

Correct AnswerverifiedShow Answer

Centrioles are not found in

Correct AnswerverifiedShow Answer

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A

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parasites

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