Question 1

____ is the study of body plans and structures.

Accepted Answer

A)  Evolution 
B)  Biogeography 
C)  Comparative morphology 
D)  Comparative physiology 
E)  Natural history 
A)  Evolution 
B)  Biogeography 
C)  Comparative morphology 
D)  Comparative physiology 
E)  Natural history

Question 2

Darwin's observation of vastly different species living in similar island environments led him to conclude that each population had arisen separately from existing species on these islands, since the geographic isolation prevented migration of species from the mainlands. This scenario is an example of ____.

Accepted Answer

A)  biogeography 
B)  plate tectonics 
C)  comparative morphology 
D)  morphological convergence 
E)  homologous structures 
A)  biogeography 
B)  plate tectonics 
C)  comparative morphology 
D)  morphological convergence 
E)  homologous structures

Question 3

If the 14C to 12C ratio present in a fossil is 25% of that in living organism, how many years have passed since this fossilized organism died?

Accepted Answer

A)  1,432 
B)  2,865 
C)  5,730 
D)  11,460 
E)  17,190 
A)  1,432 
B)  2,865 
C)  5,730 
D)  11,460 
E)  17,190

Question 4

Morphological divergence ____.

Accepted Answer

A)  is the change in body form from that of a common ancestor 
B)  is the change in body form to resemble that of an ancestor 
C)  implies no change in body form over time 
D)  does not occur in related species 
E)  only occurs in unrelated species 
A)  is the change in body form from that of a common ancestor 
B)  is the change in body form to resemble that of an ancestor 
C)  implies no change in body form over time 
D)  does not occur in related species 
E)  only occurs in unrelated species

Question 5

Based on the structural similarity of vertebrate limbs, we can conclude that these structures are examples of ____.

Accepted Answer

A)  biogeography 
B)  mutations in master genes 
C)  analogous structures 
D)  morphological convergence 
E)  morphological divergence 
A)  biogeography 
B)  mutations in master genes 
C)  analogous structures 
D)  morphological convergence 
E)  morphological divergence

Question 6

____ is the degree of adaptation to a specific environment.

Accepted Answer

A)  Fecundity 
B)  Fertility 
C)  Fitness 
D)  Adaptation 
E)  Natural selection 
A)  Fecundity 
B)  Fertility 
C)  Fitness 
D)  Adaptation 
E)  Natural selection

Question 7

The discovery of identical plant and animal fossils by Alfred Wegener in 1915 on either side of the Atlantic Ocean is evidence of ____.

Accepted Answer

A)  analogous structures 
B)  catastrophism 
C)  plate tectonics 
D)  comparative morphology 
E)  the great chain of being 
A)  analogous structures 
B)  catastrophism 
C)  plate tectonics 
D)  comparative morphology 
E)  the great chain of being

Question 8

The accepted explanation for the disappearance of the dinosaurs is _____.

Accepted Answer

A)  the result of an asteroid impact 
B)  the loss of food sources 
C)  competition by mammals 
D)  gas emissions from volcanoes 
E)  giant tsunamis caused by earthquakes 
A)  the result of an asteroid impact 
B)  the loss of food sources 
C)  competition by mammals 
D)  gas emissions from volcanoes 
E)  giant tsunamis caused by earthquakes

Question 9

Which radical idea did Cuvier propose based on his studies of Earth's history?

Accepted Answer

A)  extinction of species 
B)  evolution of species 
C)  Earth as billions of years old 
D)  an unchanging Earth 
E)  static species composition 
A)  extinction of species 
B)  evolution of species 
C)  Earth as billions of years old 
D)  an unchanging Earth 
E)  static species composition

Question 10

In geological terms, a sudden, violent application of extreme pressure can be detected by the presence of ____.

Accepted Answer

A)  sand 
B)  zircon 
C)  lead 
D)  carbon 
E)  tektite 
A)  sand 
B)  zircon 
C)  lead 
D)  carbon 
E)  tektite

Question 11

The genomes of closely related species are more similar than distantly related species because _____.

Accepted Answer

A)  the less time since the species diverged, the more lethal DNA mutations will accumulate 
B)  the more time since the species diverged, the more neutral DNA mutations will accumulate 
C)  the less time since the species diverged, the more neutral DNA mutations will accumulate 
D)  the  more time since the species converged, the fewer adaptive DNA mutations will accumulate 
E)  all organisms will accumulate lethal DNA mutations at the same rate 
A)  the less time since the species diverged, the more lethal DNA mutations will accumulate 
B)  the more time since the species diverged, the more neutral DNA mutations will accumulate 
C)  the less time since the species diverged, the more neutral DNA mutations will accumulate 
D)  the  more time since the species converged, the fewer adaptive DNA mutations will accumulate 
E)  all organisms will accumulate lethal DNA mutations at the same rate

Question 12

According to ____, environmental pressures caused changes in body parts, which were directed by ____ and passed onto offspring.

Accepted Answer

A)  Lyell; genetics 
B)  Lamarck; fluida 
C)  Darwin; genetics 
D)  Cuvier; lineages 
E)  Aristotle; fluida 
A)  Lyell; genetics 
B)  Lamarck; fluida 
C)  Darwin; genetics 
D)  Cuvier; lineages 
E)  Aristotle; fluida

____ is the study of body plans and structures.

If the ¹⁴C to ¹²C ratio present in a fossil is 25% of that in living organism, how many years have passed since this fossilized organism died?

Morphological divergence ____.

Based on the structural similarity of vertebrate limbs, we can conclude that these structures are examples of ____.

____ is the degree of adaptation to a specific environment.

The discovery of identical plant and animal fossils by Alfred Wegener in 1915 on either side of the Atlantic Ocean is evidence of ____.

The accepted explanation for the disappearance of the dinosaurs is _____.

Which radical idea did Cuvier propose based on his studies of Earth's history?

In geological terms, a sudden, violent application of extreme pressure can be detected by the presence of ____.

The genomes of closely related species are more similar than distantly related species because _____.

According to , environmental pressures caused changes in body parts, which were directed by and passed onto offspring.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Processes of Evolution

Prokaryotes, Protists, and Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Animal Reproduction and Development

Plant Form and Function

Life Cycles of Flowering Plants

Filters

Exam 12: Evidence of Evolution

____ is the study of body plans and structures.

If the 14C to 12C ratio present in a fossil is 25% of that in living organism, how many years have passed since this fossilized organism died?

Morphological divergence ____.

Based on the structural similarity of vertebrate limbs, we can conclude that these structures are examples of ____.

____ is the degree of adaptation to a specific environment.

The discovery of identical plant and animal fossils by Alfred Wegener in 1915 on either side of the Atlantic Ocean is evidence of ____.

The accepted explanation for the disappearance of the dinosaurs is _____.

Which radical idea did Cuvier propose based on his studies of Earth's history?

In geological terms, a sudden, violent application of extreme pressure can be detected by the presence of ____.

The genomes of closely related species are more similar than distantly related species because _____.

According to ____, environmental pressures caused changes in body parts, which were directed by ____ and passed onto offspring.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Processes of Evolution

Prokaryotes, Protists, and Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Animal Reproduction and Development

Plant Form and Function

Life Cycles of Flowering Plants

Filters

If the ¹⁴C to ¹²C ratio present in a fossil is 25% of that in living organism, how many years have passed since this fossilized organism died?

According to , environmental pressures caused changes in body parts, which were directed by and passed onto offspring.