Protozon

 

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Protozon

Question 1
Protozoa are generally not
A
multicellular
B
microscopic
C
lacking cell walls
D
eukaryotic

Question 2
Holozoic nutrition is characterized by
A
phagocytosis of solid nutrients and subsequent formation of phagocytic vacuoles
B
pinocytosis of solid nutrients and subsequent formation of phagocytic vacuoles
C
phagocytosis of soluble nutrients and subsequent formation of phagocytic vacuoles
D
photosynthesis

Question 3
Which of the following describes the function of a secretory vacuole?
A
Sites of food digestion
B
Maintain osmotic balance by continuous water expulsion
C
Contain specific enzymes that perform various functions
D
Structures that accept male gametes during sexual reproduction

Question 4
The numbers of nuclear divisions involved in a ciliate undergoing binary fission is
A
greater than conjugation
B
lesser than conjugation
C
equal to conjugation
D
none of these

Question 5
Most commonly asexual reproduction in the Protozoa is by
A
conjugation
B
gametangial contact
C
binary fission
D
binary fusion

Question 6
Which of the following is least likely to have a rigid cell wall?
A
Bacterium
B
Archaean
C
Fungus
D
Protozoan

Question 7
Sexual reproduction in the Protozoa occurs most commonly by
A
conjugation
B
gametangial contact
C
binary fission
D
binary fusion

Question 8
Organisms are parasitic and have a resistant spore with one to six coiled polar filaments belong to which phylum of Protozoa?
A
Labyinthomorpha
B
Sarcomastigophora
C
Apicomplexa
D
Myxozoa

Question 9
Members of which phylum of Protozoa are being considered as biological control agents for certain insects?
A
Microspora
B
Sarcomastigophora
C
Apicomplexa
D
all of these

Question 10
Number of motility structures on flagellated cells is
A
greater than ciliated cells
B
lesser than ciliated cells
C
equal to ciliated cells
D
none of these
There are 10 questions to complete.

 

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