Question 1

Wherwoulbthbest placto search for fossils?

Accepted Answer

A) an area that was formerly a desert 
B) an area that was formerly a mountain 
C) an area that is currently a desert but once was an ocean 
D) an area that is currently an ocean but was formerly a desert 
E) none of these 
A) an area that was formerly a desert 
B) an area that was formerly a mountain 
C) an area that is currently a desert but once was an ocean 
D) an area that is currently an ocean but was formerly a desert 
E) none of these C

Question 2

Females choosing males with elongateeyestalks over thoswith short eyestalks is an examplof

Accepted Answer

A) directional selection. 
B) disruptive selection. 
C) dominance. 
D) a sexual handicap. 
E) sexual selection. 
A) directional selection. 
B) disruptive selection. 
C) dominance. 
D) a sexual handicap. 
E) sexual selection. E

Question 3

A black bear population being fragmenteanisolateby a newly constructeroais an examplof

Accepted Answer

A) reproductive isolation. 
B) gene flow. 
C) genetic drift. 
D) competition. 
E) none of these. 
A) reproductive isolation. 
B) gene flow. 
C) genetic drift. 
D) competition. 
E) none of these. A

Question 4

With __________ selection(s), thintermediatforof a trait is favored.

Accepted Answer

A) stabilizing 
B) directional 
C) disruptive 
D) frequent
) 
E) none of these 
A) stabilizing 
B) directional 
C) disruptive 
D) frequent
) 
E) none of these

Question 5

Thvariation of cichlispecies in LakVictoria is duto

Accepted Answer

A) directional selection. 
B) disruptive selection. 
C) sympatric speciation. 
D) hybrid sterility. 
E) allopatric speciation. 
A) directional selection. 
B) disruptive selection. 
C) sympatric speciation. 
D) hybrid sterility. 
E) allopatric speciation.

Question 6

A femalbower birbeing unablto recognizthmating ritual of a maltoucan is an examplof what typof isolating mechanism?

Accepted Answer

A) hybrid sterility 
B) ecological 
C) behavioral 
D) mechanical 
E) postzygotic 
A) hybrid sterility 
B) ecological 
C) behavioral 
D) mechanical 
E) postzygotic

Question 7

__________ is a drastic reduction in population sizbrought about by severpressure.

Accepted Answer

A) A bottle neck 
B) Mutation 
C) A founder effect 
D) Gene flow 
E) Genetic drift 
A) A bottle neck 
B) Mutation 
C) A founder effect 
D) Gene flow 
E) Genetic drift

Question 8

A __________ is a structural modification that enables an individual to exploit their habitat morefficiently.

Accepted Answer

A) key innovation 
B) mutation 
C) morphological convergence 
D) morphological divergence 
E) homologous structure 
A) key innovation 
B) mutation 
C) morphological convergence 
D) morphological divergence 
E) homologous structure

Question 9

__________ will bestow an advantagto thindividual.

Accepted Answer

A) A beneficial mutation 
B) A neutral mutation 
C) A random mutation 
D) A lethal mutation 
E) None of these 
A) A beneficial mutation 
B) A neutral mutation 
C) A random mutation 
D) A lethal mutation 
E) None of these

Question 10

Thappearancof herbicidresistant genes in weeds is an examplof

Accepted Answer

A) a bottle neck. 
B) mutation. 
C) a founder effect. 
D) gene flow. 
E) genetic drift. 
A) a bottle neck. 
B) mutation. 
C) a founder effect. 
D) gene flow. 
E) genetic drift.

Question 11

Hybriin viability is an examplof what typof isolating mechanism?

Accepted Answer

A) prezygotic 
B) behavioral 
C) ecological 
D) temporal 
E) postzygotic 
A) prezygotic 
B) behavioral 
C) ecological 
D) temporal 
E) postzygotic

Question 12

A small group of fish getting trappein a ponafter thriver floodeits banks is an examplof

Accepted Answer

A) a founder effect. 
B) mutation. 
C) a bottle neck. 
D) gene flow. 
E) genetic drift. 
A) a founder effect. 
B) mutation. 
C) a bottle neck. 
D) gene flow. 
E) genetic drift.

Question 13

Thgenes of a population comprise

Accepted Answer

A) the species diversity. 
B) the individual alleles. 
C) the variation that can be found within the species. 
D) the gene pool. 
E) all of these. 
A) the species diversity. 
B) the individual alleles. 
C) the variation that can be found within the species. 
D) the gene pool. 
E) all of these.

Question 14

Which is an examplof a morphological trait?

Accepted Answer

A) brown fur 
B) long hair 
C) curly tail 
D) pointed ears 
E) all of these 
A) brown fur 
B) long hair 
C) curly tail 
D) pointed ears 
E) all of these

Question 15

Which of thfollowing is an examplof a beneficial mutation?

Accepted Answer

A) A new spot pattern develops that enables the individual to better hide. 
B) A new spot pattern develops that makes the individual more noticeable. 
C) A new spot pattern develops that does nothing for the individual. 
D) The individual develops a tumor that decreases how quickly it can run. 
E) None of these are examples of beneficial mutation. 
A) A new spot pattern develops that enables the individual to better hide. 
B) A new spot pattern develops that makes the individual more noticeable. 
C) A new spot pattern develops that does nothing for the individual. 
D) The individual develops a tumor that decreases how quickly it can run. 
E) None of these are examples of beneficial mutation.

Question 16

Muldeer living in Colorado anwhitetail deer living in Illinois aran examplof what typof isolating mechanism?

Accepted Answer

A) ecological 
B) temporal 
C) postzygotic 
D) behavioral 
E) hybrid sterility 
A) ecological 
B) temporal 
C) postzygotic 
D) behavioral 
E) hybrid sterility

Question 17

Thshift in body weight of sociablweaver birds towards an intermediatbody weight is an examplof __________ selection(s).

Accepted Answer

A) frequent 
B) directional 
C) disruptive 
D) stabilizing
) 
E) none of these 
A) frequent 
B) directional 
C) disruptive 
D) stabilizing
) 
E) none of these

Question 18

Both ends of a rangof variation arfavoreduring which typof selection(s)?

Accepted Answer

A) frequent 
B) directional 
C) disruptive 
D) stabilizing
) 
E) none of these 
A) frequent 
B) directional 
C) disruptive 
D) stabilizing
) 
E) none of these

Question 19

Genetic divergences ultimately leato

Accepted Answer

A) new variations. 
B) new species. 
C) new gene frequencies. 
D) new competition. 
E) none of these. 
A) new variations. 
B) new species. 
C) new gene frequencies. 
D) new competition. 
E) none of these.

Question 20

Thcoelacanth is an examplof a species that is in

Accepted Answer

A) isolation. 
B) stasis. 
C) change. 
D) turmoil. 
E) none of these. 
A) isolation. 
B) stasis. 
C) change. 
D) turmoil. 
E) none of these.

Exam 12: Processes of Evolution

Wherwoulbthbest placto search for fossils?

Females choosing males with elongateeyestalks over thoswith short eyestalks is an examplof

A black bear population being fragmenteanisolateby a newly constructeroais an examplof

With __________ selection(s), thintermediatforof a trait is favored.

Thvariation of cichlispecies in LakVictoria is duto

A femalbower birbeing unablto recognizthmating ritual of a maltoucan is an examplof what typof isolating mechanism?

__________ is a drastic reduction in population sizbrought about by severpressure.

A __________ is a structural modification that enables an individual to exploit their habitat morefficiently.

__________ will bestow an advantagto thindividual.

Thappearancof herbicidresistant genes in weeds is an examplof

Hybriin viability is an examplof what typof isolating mechanism?

A small group of fish getting trappein a ponafter thriver floodeits banks is an examplof

Thgenes of a population comprise

Which is an examplof a morphological trait?

Which of thfollowing is an examplof a beneficial mutation?

Muldeer living in Colorado anwhitetail deer living in Illinois aran examplof what typof isolating mechanism?

Thshift in body weight of sociablweaver birds towards an intermediatbody weight is an examplof __________ selection(s).

Both ends of a rangof variation arfavoreduring which typof selection(s)?

Genetic divergences ultimately leato

Thcoelacanth is an examplof a species that is in

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolutionunit

Population Ecology

Communities and Ecosystems

The Biosphere and Human Eff Ects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

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