Bio 182 Exam | Verified Exam Questions and Answers | Latest Updated
Study Material 2026
Question:
Which of the following would be an example of convergent evolution?
A. Hummingbird Bill sizes change in the shape to easily fit into flowers
B. Competition among finches of Galapagos islands causing speciation
C. Anteaters in Australia and anteaters and South America both developing long narrow skulls
D. Maple trees migrating northward after glaciers started to recede in North America
Answer:
S C. Anteaters in Australia and anteaters and South America both
developing long narrow skulls
Question:
Natural selection is based on all of the following except which below?
A. Individuals adapt to their environment in there by evolve
B. Genetic variations exist within populations
C. The best adapted individuals tend to leave the most offspring
D. Populations tend to produce more individuals in their environment can support
Answer:
S A. Individuals adapt their environments in thereby evolve.
Question:
In the mid-1900s Soviet geneticist name Lysenko Believe that one individual wheat plantWhen
exposed to even colder temperatures and then fertilized would eventually start to produce more
cold tolerant offspring. His Hypothesis here is most in agreement with the beliefs of?
A. Hutton
B. Lamarck
C. Darwin.
D. Lyell
Answer:
S B. Lamarck
,Question:
Darwins explanation of natural selection required long time spans, millions of years, in order to
modify populations. From where did Darwin first get the concept of the earths ancient age?
A. Charles Lyell
B. Catholic Church.
C. Alfred Wallace
D. Thomas Malthus
Answer:
S A. Charles lyell
Question:
Structures as different as human arms, bat wings, and dolphin flippers contain many of the same
bones, these bones having developed from very similar embryonic tissues. How do biologists
interpret these similarities?
A. By proposing that humans bats and dolphins shared recent common ancestor
B. By identifying the bones as being analogous traits generated by different environments
C. By the principle of convergent evolution which produces similar traits
D. No answer text provided
Answer:
S A. By proposing that humans bats
and dolphins share a recent common ancestor
Question:
In one river, fish is called Pike chichlids are visual predators of algae eating fish because pike
locate prey by sight. The population of algae eaters experiences producing pressures from pike,
which of the following should least likely be observed in the algae eater population over the
course of many generations?
A. Selection for nocturnal algae eaters (Active only at night, hide during the day)
B. Selection for males that attract females mates with bright coloration
C. Selection for algae eaters that are faster swimmers
d. No answer text provided
Answer:
S B. Selection for males that attract
female mates with bright coloration
,Question:
Icthyosaurs Were ancient aquatic reptiles. Fossil show us that they had dorsal fins in tails, like
fish too, even though they're closest relatives were not aquatic, but instead land dwelling reptiles
that had neither dorsal fins and or tails. Does the dorsal fins and tails of ichthyosaurs and fish are
:(select all that apply)
A. Homologous
B. Examples of convergent evolution
C. Adaptations to a common environment
D. Divergent similarities
Answer:
S b,c ?
Question:
Which of these conditions should be completely prevent the occurrence of natural selection in a
population over time?
A. All variation between individuals in the population is due only to environmental factors
B. The environment is changing at a relatively slow rate
C. The population size is large
D. The population lives in a habitat where there are no other species present
Answer:
S A. All variation between individuals in the population is due only to
environmental factors
Question:
Evolution requires variation which can come from a random process called , But this
variation can be edited by the non random portion of evolution called .
A. Mutation, natural selection
B. Mutation, artificial selection
C. Selection, environment
D. Mutation, carnal selection
Answer:
S A. Mutation, natural selection
, Question:
Male peacocks spiders have very colorful abdomens and perform elobrate dances to entice
mates. Because These colors provide no other benefit for the organism, they are likely the result
of what type of selection?
A. Disruptive
B. Convergent
C. Artificial
D. Sexual
Answer:
S D. Sexual
Question:
Male peacocks spiders have very colorful abdomens and perform elaborate dances to entice
mates because these colors provide no other benefit for organisms they are likely the result of
what type of selection.
Producers and biological production cost may put limits on how bright a peacock spider can be.
These limiting forces along with the selective forces from the previous paragraph ultimately
result in what type of selection on male peacocks spiders.
A. Destabilizing selections
B. disruptive selection
C. Stabilizing selection
D. Animal invention
Answer:
SB
Question:
Overtime the movement of people around earth has steadily increased. This is altered the course
of human evolution by increasing
A. Genetic instability
B. Geographic isolation
C. Genetic drift
D. Gene flow
Answer:
Study Material 2026
Question:
Which of the following would be an example of convergent evolution?
A. Hummingbird Bill sizes change in the shape to easily fit into flowers
B. Competition among finches of Galapagos islands causing speciation
C. Anteaters in Australia and anteaters and South America both developing long narrow skulls
D. Maple trees migrating northward after glaciers started to recede in North America
Answer:
S C. Anteaters in Australia and anteaters and South America both
developing long narrow skulls
Question:
Natural selection is based on all of the following except which below?
A. Individuals adapt to their environment in there by evolve
B. Genetic variations exist within populations
C. The best adapted individuals tend to leave the most offspring
D. Populations tend to produce more individuals in their environment can support
Answer:
S A. Individuals adapt their environments in thereby evolve.
Question:
In the mid-1900s Soviet geneticist name Lysenko Believe that one individual wheat plantWhen
exposed to even colder temperatures and then fertilized would eventually start to produce more
cold tolerant offspring. His Hypothesis here is most in agreement with the beliefs of?
A. Hutton
B. Lamarck
C. Darwin.
D. Lyell
Answer:
S B. Lamarck
,Question:
Darwins explanation of natural selection required long time spans, millions of years, in order to
modify populations. From where did Darwin first get the concept of the earths ancient age?
A. Charles Lyell
B. Catholic Church.
C. Alfred Wallace
D. Thomas Malthus
Answer:
S A. Charles lyell
Question:
Structures as different as human arms, bat wings, and dolphin flippers contain many of the same
bones, these bones having developed from very similar embryonic tissues. How do biologists
interpret these similarities?
A. By proposing that humans bats and dolphins shared recent common ancestor
B. By identifying the bones as being analogous traits generated by different environments
C. By the principle of convergent evolution which produces similar traits
D. No answer text provided
Answer:
S A. By proposing that humans bats
and dolphins share a recent common ancestor
Question:
In one river, fish is called Pike chichlids are visual predators of algae eating fish because pike
locate prey by sight. The population of algae eaters experiences producing pressures from pike,
which of the following should least likely be observed in the algae eater population over the
course of many generations?
A. Selection for nocturnal algae eaters (Active only at night, hide during the day)
B. Selection for males that attract females mates with bright coloration
C. Selection for algae eaters that are faster swimmers
d. No answer text provided
Answer:
S B. Selection for males that attract
female mates with bright coloration
,Question:
Icthyosaurs Were ancient aquatic reptiles. Fossil show us that they had dorsal fins in tails, like
fish too, even though they're closest relatives were not aquatic, but instead land dwelling reptiles
that had neither dorsal fins and or tails. Does the dorsal fins and tails of ichthyosaurs and fish are
:(select all that apply)
A. Homologous
B. Examples of convergent evolution
C. Adaptations to a common environment
D. Divergent similarities
Answer:
S b,c ?
Question:
Which of these conditions should be completely prevent the occurrence of natural selection in a
population over time?
A. All variation between individuals in the population is due only to environmental factors
B. The environment is changing at a relatively slow rate
C. The population size is large
D. The population lives in a habitat where there are no other species present
Answer:
S A. All variation between individuals in the population is due only to
environmental factors
Question:
Evolution requires variation which can come from a random process called , But this
variation can be edited by the non random portion of evolution called .
A. Mutation, natural selection
B. Mutation, artificial selection
C. Selection, environment
D. Mutation, carnal selection
Answer:
S A. Mutation, natural selection
, Question:
Male peacocks spiders have very colorful abdomens and perform elobrate dances to entice
mates. Because These colors provide no other benefit for the organism, they are likely the result
of what type of selection?
A. Disruptive
B. Convergent
C. Artificial
D. Sexual
Answer:
S D. Sexual
Question:
Male peacocks spiders have very colorful abdomens and perform elaborate dances to entice
mates because these colors provide no other benefit for organisms they are likely the result of
what type of selection.
Producers and biological production cost may put limits on how bright a peacock spider can be.
These limiting forces along with the selective forces from the previous paragraph ultimately
result in what type of selection on male peacocks spiders.
A. Destabilizing selections
B. disruptive selection
C. Stabilizing selection
D. Animal invention
Answer:
SB
Question:
Overtime the movement of people around earth has steadily increased. This is altered the course
of human evolution by increasing
A. Genetic instability
B. Geographic isolation
C. Genetic drift
D. Gene flow
Answer:
