Protozon – Section 1

11. Organisms which have spore-forming stage in their life cycle and lack special locomotory organelles belong to which phylum of Protozoa?

A. Microspora
B. Myxozoa
C. Ciliophora
D. Apicomplexa

Correct Answer: D. Apicomplexa

12. Members of the Protozoa may motile by all of the following methods except

A. flagella
B. gliding by slime secretion
C. cilia
D. pseudopodia

Correct Answer: B. gliding by slime secretion

13. Most commonly asexual reproduction in the Protozoa is by

A. conjugation
B. gametangial contact
C. binary fission
D. binary fusion

Correct Answer: C. binary fission

14. Which of the following describes the function of a phagocytic vacuole?

A. Contain specific enzymes that perform various functions
B. Maintain osmotic balance by continuous water expulsion
C. Structures that accept male gametes during sexual reproduction
D. Sites of food digestion

Correct Answer: D. Sites of food digestion

15. 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

Correct Answer: C. Contain specific enzymes that perform various functions

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