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Life, 4/e

Ricki Lewis, University of New York at Albany
Mariëlle Hoefnagels, University of Oklahoma
Douglas Gaffin, University of Oklahoma
Bruce Parker, Utah Valley State College

Protista

Chapter Quiz


1	Most protista are _________________ cells.
		A)	prokaryotic
		B)	single eukaryotic
		C)	colonial


2	True or false. Protists represent a bridge between the simple and complex forms of life on earth.
		A)	True
		B)	False


3	Basal eukaryotes ______________.
		A)	lack mitochondria
		B)	harbor bacteria that act like mitochondria
		C)	have mitochondria
		D)	None of these is correct.


4	True or false. The amoebic disease caused by Entamoeba histolytica is nearly always fatal in humans.
		A)	True
		B)	False


5	What protist is responsible for causing Chagas disease that occurs in central and south America?
		A)	Euglenida
		B)	Trypanosoma
		C)	Leishmania
		D)	Kinetoplastida


6	The mitochondria of the _____________ more closely resemble prokaryotes than do those of any other type of eukaryote.
		A)	choanoflagellates
		B)	alveolates
		C)	ciliates
		D)	jakobids


7	The ______________ may be the forerunners of animals.
		A)	choanoflagellates
		B)	alveolates
		C)	ciliates
		D)	jakobids


8	Dinoflagellates have all of these traits with the exception of:
		A)	overlapping cellulose plates
		B)	ecological importance as an ocean food source
		C)	two flagella
		D)	shells made of silica


9	What group of protists is responsible for producing neurotoxins that become concentrated in the aquatic food chain?
		A)	ciliates
		B)	choanoflagellates
		C)	dinoflagellates
		D)	jakobids


10	The form of apicoplexan that infects the host is called a ____________.
		A)	sporozoite
		B)	merozoite
		C)	zygote
		D)	micropore


11	True or false. The apicoplexans are obligate parasites of animals.
		A)	True
		B)	False


12	The common paramecium belongs to the ______________.
		A)	ciliates
		B)	choanoflagellates
		C)	dinoflagellates
		D)	jakobids


13	What subgroup(s) belong(s) in the stramenopiles?
		A)	diatoms
		B)	water molds
		C)	algae
		D)	All of these are correct.


14	The ___________ are aquatic phytoplankton with silica frustules that are used as abrasives in a variety of industrial applications.
		A)	brown algae
		B)	diatoms
		C)	red algae
		D)	All of these are correct.


15	Red algae contain what pigments aside from chlorophyll that allow these seaweeds to grow at great ocean depths?
		A)	floridean starches
		B)	fucoxanthins
		C)	bilirubins
		D)	phycobilins


16	What group of stramenopiles tends to devastate certain crops?
		A)	water molds
		B)	diatoms
		C)	red algae
		D)	brown algae


17	How do the cellular slime molds locate food?
		A)	special sensory organs
		B)	aggregate into motile masses
		C)	spread out as individuals, signaling other cells
		D)	branch until a food source is located


18	True or false. Both types of slime molds switch body form in response to environmental change.
		A)	True
		B)	False


19	True or false. The green algae are the least plant-like of the algae.
		A)	True
		B)	False


20	How are green algae currently classified?
		A)	number and arrangement of flagella
		B)	specifics of cell division
		C)	habitat occupied
		D)	All of these are correct.

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