Classification Test

Multiple Choice
Identify the choice that best completes the statement or answers the question.

____	1.	The science of classifying living things is called
a.	identification.	c.	taxonomy.	
b.	classification.	d.	speciation.	

____	2.	As we move through the biological hierarchy from the kingdom to species level, organisms
a.	vary more and more.	
b.	are less and less related to each other.	
c.	become more similar in appearance.	
d.	always are members of the same order.	

____	3.	Which of the following scientists developed the system of classifying organisms by assigning them a genus and species name?
a.	Leakey	c.	Darwin	
b.	Aristotle	d.	Linnaeus	

____	4.	The organism Quercus phellos is a member of the genus
a.	Plantae.	c.	Quercus.	
b.	phellos.	d.	Protista.	

____	5.	Poison ivy is also known as Rhus toxicodendron. Its species identifier is
a.	poison.	c.	ivy.	
b.	Rhus.	d.	toxicodendron.	

____	6.	The red maple is also known as Acer rubrum. Its scientific name is
a.	red maple.	c.	rubrum.	
b.	Acer.	d.	Acer rubrum.	

____	7.	The scientific name of an organism
a.	varies according to the native language of scientists.	
b.	is the same for scientists all over the world.	
c.	may refer to more than one species.	
d.	may have more than one genus name.	

____	8.	Scientists don’t use the common names of organisms because
a.	an organism may have more than one common name.	
b.	common names are too ambiguous.	
c.	an organism rarely has the same name in different languages.	
d.	All of the above	

____	9.	Two organisms in the same class but different orders
a.	are in different kingdoms.	
b.	have the same genus name.	
c.	are in the same phylum.	
d.	are members of the same species.	

____	10.	Kingdoms are divided into phyla, and each phylum is divided into
a.	families.	c.	orders.	
b.	classes.	d.	genera.	

____	11.	The correct order of the biological hierarchy from kingdom to species is
a.	kingdom, class, family, order, phylum, genus, species.	
b.	kingdom, phylum, order, family, class, genus, species.	
c.	kingdom, phylum, class, order, family, genus, species.	
d.	kingdom, class, order, phylum, family, genus, species.	

____	12.	The lowest hierarchy level in biological classification is the
a.	genus.	c.	family.	
b.	species.	d.	order.	

____	13.	Today, biologists classify organisms by their
a.	physical similarities.	c.	behavioral similarities.	
b.	chemical similarities.	d.	All of the above	

____	14.	Phylogenetic trees depict
a.	known evolutionary relationships between organisms.	
b.	presumed evolutionary relationships based on physical features only.	
c.	only living organisms.	
d.	presumed evolutionary relationships based on a variety of types of evidence.	

____	15.	Which of the following is (are) used in systematic taxonomy to classify organisms?
a.	patterns of embryological development	
b.	homologous features	
c.	amino acid sequences of proteins	
d.	All of the above	

____	16.	Refer to the illustration above. A branching diagram like the one shown is called a
a.	phenetic tree.	c.	family tree.	
b.	cladogram.	d.	homology.	

____	17.	Refer to the illustration above. Each particular feature, such as dry skin, that is used to assign an organism to a group is called a(n)
a.	special character.	
b.	analogous character.	
c.	derived character.	
d.	homologous character.	

____	18.	Nearly all single-celled eukaryotes that are either heterotrophic or photosynthetic belong to the kingdom
a.	Animalia.	c.	Plantae.	
b.	Fungi.	d.	Protista.	

____	19.	Multicellular, nucleated heterotrophs that always obtain food by absorbing nutrients from the environment belong to the kingdom
a.	Animalia.	c.	Fungi.	
b.	Eubacteria.	d.	Plantae.	

____	20.	An organism that breaks down organic matter, which it then absorbs, is in the kingdom
a.	Fungi.	c.	Animalia.	
b.	Plantae.	d.	Protista.	

Classification Test
Answer Section

MULTIPLE CHOICE

	1.	ANS:	C	PTS:	1	DIF:	1	OBJ:	17-1.2

	2.	ANS:	C	PTS:	1	DIF:	1	OBJ:	17-1.3

	3.	ANS:	D	PTS:	1	DIF:	1	OBJ:	17-1.3

	4.	ANS:	C	PTS:	1	DIF:	1	OBJ:	17-1.4

	5.	ANS:	D	PTS:	1	DIF:	1	OBJ:	17-1.4

	6.	ANS:	D	PTS:	1	DIF:	1	OBJ:	17-1.4

	7.	ANS:	B	PTS:	1	DIF:	1	OBJ:	17-1.4

	8.	ANS:	D	PTS:	1	DIF:	1	OBJ:	17-1.4

	9.	ANS:	C	PTS:	1	DIF:	2	OBJ:	17-1.4

	10.	ANS:	B	PTS:	1	DIF:	1	OBJ:	17-1.4

	11.	ANS:	C	PTS:	1	DIF:	1	OBJ:	17-1.4

	12.	ANS:	B	PTS:	1	DIF:	1	OBJ:	17-1.4

	13.	ANS:	D	PTS:	1	DIF:	1	OBJ:	17-2.1

	14.	ANS:	D	PTS:	1	DIF:	1	OBJ:	17-2.2

	15.	ANS:	D	PTS:	1	DIF:	1	OBJ:	17-2.1

	16.	ANS:	B	PTS:	1	DIF:	2	OBJ:	17-2.3

	17.	ANS:	C	PTS:	1	DIF:	1	OBJ:	17-2.3

	18.	ANS:	D	PTS:	1	DIF:	1	OBJ:	17-3.4

	19.	ANS:	C	PTS:	1	DIF:	1	OBJ:	17-3.3

	20.	ANS:	A	PTS:	1	DIF:	1	OBJ:	17-3.3