a genetic change in a population over time

What is an adaptation?

A change that better suits an organism for survival

What is a vestigial structure?

organs in the body with no function

Which of the following would not be an example of bottleneck effect?

a group of turtles inhabiting a new island

Which of the following is an example of artificial selection?

Dog Breeding, humans choose certain traits

What is biogeography?

the geographic distribution of species

What was Lamarck's theory of evolution?

Use and Disuse- Pass on your acquired traits

an interbreeding pop. that produce viable fertile offspring.

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Evolution Review-B

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Questions 25

Answers

1
What term describes when evolution happens slowly over time?
Fractional Equilibrium
Double Time
Gradulaism
Punctuated Equilibrium
2
What does stabilizing selection favor?
one phenotype over another
none of the above
the average
the extremes
3
Which scientist discovered the theory of natural selection?
Charles Darwin
Albert Einstein
Gregor Medel
Lamarck
4
Which of the following is not a prezygotic barrier?
Hybrid Breakdown
Gametic Isolation
Mechanical Isolation
Temporal Isolation
5
Which of the following is not part of habitat isolation?
It is pre-zygotic
Geographic places can cause it (Ex: Grand Canyon)
When two species do not live by each other
It creates an offspring
6
What is evolution?
a genetic change in an individual over time
a genetic change in a population over time
a shift toward the recessive phenotype
a mutation that causes a species to go extinct
7
What is natural selection?
survival of the weakest
survival of the fittest
survival of the smartest
death of the fittest
8
What are the two kinds of reproductive barriers?
Pre-zygotic and Post-zygotic
Geographical and Biographical
Isolated and Over populated
Pre-mating and Post-mating
9
What is an adaptation?
A change that better suits an organism for survival
A change that better suits an organism for death
Something you add onto the vacuum cleaner
A change that worsens an organism for survival
10
What is a vestigial structure?
the geographic distribution of species
the similarity of organisms during development
comparison of DNA sequences to show relatedness
organs in the body with no function
11
Which of the following is related to behavioral isolation?
When two species do not live by each other
It would not create two species
It requires courtship rituals
It is a post zygotic barrier
12
A mule and horse create a sterile donkey. What is this an example of?
Hybrid Breakdown
Gametic Isolation
Reduced Hybrid Fertility
Reduced Hybrid Viability
13
100,000 years ago is when the first ______ appeared.
Dinosaur
Modern Human
Mammal
Plant
14
What term describes when evolution happens quickly and in bursts?
Fractional Equilibrium
Punctuated Equilibrium
Gradulaism
Double Time
15
Which of the following is not a mechanism of evolution?
Fossils
Founder Effect
Bottleneck Effect
Gene Flow
16
Which of the following would not be an example of bottleneck effect?
A forest fire eliminates a population of birds
a volcanic eruption kills of a species of fern
A tornado reduces the # of prairie dogs
a group of turtles inhabiting a new island
17
Which of the following is not evidence of evolution?
Comparative Anatomy
Genetic Drift
Fossils
Molecular Biology
18
Which of the following is an example of artificial selection?
Dog Breeding, humans choose certain traits
Palm trees, they only survive in hot climates
Galapagos Finches, those best suited survive
19
What is biogeography?
organs in the body with no function
the geographic distribution of species
comparison of DNA sequences to show relatedness
the similarity of organisms during development
20
What was Lamarck's theory of evolution?
Artificial selection- Humans chose characteristics to breed
Natural Selection- survival of the fittest
Use and Disuse- Pass on your acquired traits
Law of Segregation- Meiosis randomizes genes
21
What does disruptive selection favor?
the average
one phenotype over another
none of the above
the extremes
22
What does directional selection favor?
the extremes
the average
one phenotype over another
none of the above
23
What is a species?
an interbreeding pop. that cannot have viable fertile kids
ecosystems that produce viable fertile offspring.
an interbreeding pop. that produce viable fertile offspring.
an interbreeding pop. that produce viable sterile offspring.
24
How old is Earth?
4.6 trillion years
4.6 thousand years
4.6 billion years
4.6 million years
25
What was LUCA?
A Bacteria
A Eukaryotic Cell
A Plant
An Animal

Evolution Review-B Flashcards | StudBud