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Biology 101 > Ch.17 classification > Flashcards

Ch.17 classification Flashcards

1
Q

Taxonomy is defined as the study of the __________ of scientific classification and the naming of organisms.
A) principles
B) procedures
C) rules
D) all of the above

A

princples

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2
Q

Which of the following scientists is known as the “father of taxonomy”?
A) Carl Woese
B) Edward Wilson
C) Carolus Linnaeus
D) Charles Darwin

A

Carolus Linnaeus

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3
Q

Classification is defined as the ordering of living organisms into groups or _______.
A) schema
B) domains
C) taxa
D) classes

A

taxa

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4
Q

The Linnaean system of taxonomy is known as _______ nomenclature.
A) binomial
B) biennial
C) trinomial
D) cladistic

A

binomial

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5
Q

In binomial nomenclature, organisms are given a two part scientific name, the first of which is the __________ and the second of which is the __________.
A) domain, kingdom
B) genus, species
C) order, family,
D) phylum, class

A

genus, species

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6
Q

Today, animals are placed in ________ mandatory taxonomic ranks, according to the hierarchical classification system.
A) 4
B) 8
C) 10
D) 16

A

8

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7
Q

_____ refers to the scientific study of the kinds of organisms, their diversity, and their evolutionary relationships.
A) Taxonomics
B) Schematics
C) Systematics
D) Numismatics

A

Systematics

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8
Q

A(n) ________ key consists of a series of paired choices used for identifying organisms.
a. euonymus
b. dichotomous
c. eponymous
d. monotonous

A

dichotomous

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9
Q

__________ classifies organisms into hierarchies based on their evolutionary ancestry.
a. Linnaean taxonomy
b. Eugenics
c. Cladistics
d. All of the above

A

Cladistics

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10
Q

In a cladogram, the outgroup is the group that ________.
a. branched from the ancestor first
b. branched from the ancestor last
c. is completely unrelated to the other groups
d. shares the derived characters of the other groups

A

branched from the ancestor first

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11
Q

The most general taxa in the Linnaean system of taxonomy is the ________.
a. phylum
b. order
c. domain
d. kingdom

A

domain

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12
Q

The most specific taxa in the Linnaean system of taxonomy is the ________.
a. species
b. family
c. genus
d. class

A

species

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13
Q

The human species is know as _________.
a. domestica
b. carcharias
c. sapiens
d. versicolor

A

sapiens

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14
Q

. Eubacteria, Fungi, and Plantae are three of the six ________ in the Linnaean system of classification.
a. families
b. kingdoms
c. orders
d. classes

A

kingdom

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15
Q

Which of the following are examples of the domain Eukarya?
a. Protists.
b. Fungi.
c. Plants.
d. All of the above.

A

All of the above

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16
Q

Which of the following belongs to the class Mammalia?
a. Fish.
b. Birds.
c. Insects.
d. Dolphins.

A

Dolphins

17
Q

Which of the following statements about dichotomous keys is TRUE?
a. They account for the majority of taxonomical keys in use.
b. They are formatted as a series of paired choices.
c. They can be used to identify various types of unknown organisms.
d. All of the above.

A

They are formatted a series of paired choices.

18
Q

Classification schemes evolved as a means of making sense of the ________ of life.
a. diversity
b. purpose
c. evolution
d. continuity

A

diversity

19
Q

Zoologists have already classified more than ______ species of animals.
a. 10,000
b. 50,000
c. 1.5 million
d. 5 million

A

1.5 million

20
Q

The scientific study of the kinds of organisms, their diversity, and their evolutionary relationships is known as?
a. Cladistics.
b. Systematics.
c. Evolution.
d. Phylogeny.

A

Systematics

21
Q

Which of the following is NOT one of the three domains in the Linnaean system of classification?
a. Archaea.
b. Bacteria.
c. Eukarya.
d. Protista.

A

Protista

22
Q

Which of the following is NOT a feature of the class Mammalia?
a. Reduced olfaction.
b. Young nourished with milk.
c. Presence of hair.
d. Warm-blooded.

A

Reduced olfaction

23
Q

Humans belong to which of the following subphyla?
a. Chordata.
b. Hemichordata.
c. Vertebrata.
d. Cephalochordata.

A

Vertebrata

24
Q

Cladistics groups organisms based on evolutionary ancestry, whereas Linnaean taxonomy classifies organisms in hierarchies based on ________________ similarities.
a. molecular (DNA)
b. morphological
c. phylogenetic
d. none of the above

A

morphological

25
Q

Which of the following are true for the field of cladistics?
a. Also known as phylogenetics.
b. Based on the idea that groups of organisms are descended from a common ancestor.
c. Classifies organisms in hierarchies based on morphological characteristics.
d. Emil Hans Willi Henning pioneered this field.
e. A, B, D.

A

E. A,B,D.

26
Q

Which of the following is an example of an eponym?
a. Sciurus carolinensis.
b. Felis domestica.
c. Rhea darwinii.
d. Balaenoptera musculus.

A

C. Rhea darwinii

27
Q

Which of the following is the singular feature of the kingdom Animalia?
a. Spinal cord enclosed in vertebrae.
b. Young nourished with milk.
c. Multicellular heterotrophs.
d. Large brain, speech.

A

Multicellular hetertrophs

28
Q

Which of the following does NOT belong to the family Hominidae?
a. Monkeys.
b. Gorillas.
c. Chimps.
d. Ancient and modern humans.

A

Monkeys

29
Q

Which of the following would be the outgroup in the cladogram depicting the evolutionary relationships in vertebrates?

a. Mouse.
b. Hagfish.
c. Pigeon.
d. Chimp.

A

Hagfish

30
Q

In the cladogram of the evolutionary relationships of plants, which of the following would be the outgroup?

a. Mosses.
b. Ferns.
c. Conifers.
d. Lilies.

A

Mosses

Biology 101 (18 decks)

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