Question 1

Why are mitochondria and chloroplasts believed to have entered early eukaryotic cells by endosymbiosis of bacteria?

Accepted Answer

A)   They are the same size as bacteria.
B)   They contain DNA.
C)   They are not derived from the endomembrane system as other organelles are.
D)   All of the choices are correct.E) C) and D)
F) All of the above

Question 2

Which of the following is correct about the evolutionary relationships among the three domains?

Accepted Answer

A)   Archaea and bacteria are more closely related to each other than to eukaryotes.
B)   Eukaryotes and bacteria are more closely related to each other than to archaea.
C)   Archaea and eukaryotes are more closely related to each other than to bacteria.
D)   They are equally distant from each other.E) A) and D)
F) A) and C)

Question 3

Which of these groups does not fit well into the biological species concept?

Accepted Answer

A)   Animals
B)   Humans
C)   Protists
D)   All of these are correct.E) B) and D)
F) C) and D)

Question 4

Which organisms play key roles in the cycling of nitrogen,carbon,and sulfur?

Accepted Answer

A)   Bacteria
B)   Fungi
C)   Plants
D)   Animals
E)   ArchaeaF) A) and B)
G) A) and C)

Question 5

In all the following kingdoms,fertilization and meiosis are part of the life cycle except

Accepted Answer

A)   animalia.
B)   fungi.
C)   protista.
D)   plantae.
E)   archaea.F) C) and D)
G) A) and D)

Question 6

To what phylum do honeybees belong?

Accepted Answer

A)   Annelida
B)   Chordata
C)   Arthropoda
D)   SporozoaE) None of the above
F) A) and B)

Question 7

What does it mean to have a hierarchical system of classification?

Accepted Answer

The answer of What does it mean to have a...

Question 8

The kingdoms within the domain Eukarya

Accepted Answer

A)   include the animals,plants,fungi,and protists.
B)   exclude the prokaryotes.
C)   contain only multicellular organisms.
D)   All of these are correct.
E)   Just the first two are correct.F) B) and E)
G) A) and E)

Question 9

Which of the following sets of kingdoms contain organisms that are capable of photosynthesis?

Accepted Answer

A)   Bacteria and Fungi
B)   Archaea and Animalia
C)   Fungi and Protista
D)   Protista and Plantae
E)   Animalia and PlantaeF) D) and E)
G) B) and E)

Question 10

Mitochondria are present in organisms in the following kindoms except

Accepted Answer

A)   plantae.
B)   fungi.
C)   protista.
D)   archaea.
E)   animalia.F) B) and E)
G) A) and D)

Question 11

The ___________________ concept determines if a group of organisms makes up a separate species based on whether or not it can interbreed with other such groups.

Accepted Answer

The answer of The ___________________ concept determines if a group...

Question 12

The kingdom often referred to as an artificial group because many of its organisms are distantly related is

Accepted Answer

A)   Bacteria.
B)   Archaea.
C)   Fungi.
D)   Protista.
E)   Animalia.F) B) and C)
G) All of the above

Question 13

To what class does the eastern gray squirrel belong?

Accepted Answer

A)   Chondrichthyes
B)   Amphibia
C)   Aves
D)   MammaliaE) A) and B)
F) A) and C)

Question 14

Choose the highest,most inclusive category.

Accepted Answer

A)   Order
B)   Family
C)   Genus
D)   PhylumE) C) and D)
F) B) and C)

Question 15

The domain Archaea includes organisms that contain mitochondria.

Accepted Answer

A) True 
 B)False

Question 16

A group of organisms at a particular level in a system of classification is called a(n)

Accepted Answer

A)   taxon.
B)   ingroup.
C)   outgroup.
D)   category.E) All of the above
F) None of the above

Question 17

What are some advantages to using cladistics rather than traditional taxonomy?

Accepted Answer

Cladistics, also known as phylogenetic s...

Question 18

A cladogram must contain a(n)____________ to serve as a baseline for comparisons among the other organisms being evaluated.

Accepted Answer

The answer of A cladogram must contain a(n)____________ to serve...

Question 19

The most objective way to construct a phylogeny is to focus on characters

Accepted Answer

A)   that are large in size.
B)   that confer adaptedness to a particular habitat.
C)   inherited from a common ancestor.
D)   acquired during an organism's lifetime.E) All of the above
F) B) and D)

Question 20

Cladograms ___________ true family trees.

Accepted Answer

A)   are not
B)   areC) A) and B)
D) undefined

Exam 15: Exploring Biological Diversity

To what phylum do honeybees belong?

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The domain Archaea includes organisms that contain mitochondria.

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Which of the following is correct about the evolutionary relationships among the three domains?

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Choose the highest,most inclusive category.

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The most objective way to construct a phylogeny is to focus on characters

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Mitochondria are present in organisms in the following kindoms except

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What does it mean to have a hierarchical system of classification?

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The kingdoms within the domain Eukarya

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A cladogram must contain a(n)____________ to serve as a baseline for comparisons among the other organisms being evaluated.

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Which organisms play key roles in the cycling of nitrogen,carbon,and sulfur?

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Which of these groups does not fit well into the biological species concept?

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What are some advantages to using cladistics rather than traditional taxonomy?

Correct AnswerAnswered by ExamLex AICladistics, also known as phylogenetic s...View AnswerShow Answer

A group of organisms at a particular level in a system of classification is called a(n)

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The kingdom often referred to as an artificial group because many of its organisms are distantly related is

Correct AnswerverifiedShow Answer

In all the following kingdoms,fertilization and meiosis are part of the life cycle except

Correct AnswerverifiedShow Answer

Why are mitochondria and chloroplasts believed to have entered early eukaryotic cells by endosymbiosis of bacteria?

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The ___________________ concept determines if a group of organisms makes up a separate species based on whether or not it can interbreed with other such groups.

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To what class does the eastern gray squirrel belong?

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Cladograms ___________ true family trees.

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Which of the following sets of kingdoms contain organisms that are capable of photosynthesis?

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Cladistics, also known as phylogenetic s...
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