Protozon
Which of the following is not true of protozoa?

Form active feeding forms called trophozoites
Produce no sporebearing structures
Lack cell wall
Comprise the microbial population known as phytoplankton

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Protozon
Which of the following describes the function of a secretory vacuole?

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

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Protozon
Holozoic nutrition is characterized by

phagocytosis of soluble nutrients and subsequent formation of phagocytic vacuoles
pinocytosis of solid nutrients and subsequent formation of phagocytic vacuoles
photosynthesis
phagocytosis of solid nutrients and subsequent formation of phagocytic vacuoles

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Protozon
Which of the following describes the function of a phagocytic vacuole?

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

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