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Evolution, Speciation, And Classification
Test Description: Covering the ideas of Darwin, speciation, and cladograms
Instructions: Answer all questions to get your test result.
1) When lions prey on a herd of antilopes, some antelopes are killed and some escape. Which part of Darwin's concept of natural selection might be used to describe this situation?
A
d) survival of the fittest
B
c) acquired characteristics
C
a) descent with modification
D
b) reproductive isolation
2) Darwin noticed that many organisms seemed well suited to
A
b) surviving the environment they inhabited
B
c) providing humans with food
C
d) being preserved as fossils
D
a) swimming from South America to Galapagos Islands
3) When a farmer breeds only his or her best livestock, the process involved is
A
d) artificial selection
B
b) artificial variation
C
c) natural selection
D
a) survival of the fittest
4) What is the movement of genes into and out of a population called?
A
a) Genetic Drift
B
b) Natural Selection
C
d) Gene Flow
D
c) Mutation
5) Mutations occur because of ______.
A
b) the introduction of new variations through mistakes in DNA replication
B
c) the chance survival and reproduction of new variations
C
a) change in allele or genotype frequencies
D
d) the introduction of new variations from elsewhere
6) According to Darwin's theory of natural selection, individuals who survive are the ones best adapted for their environment. Their survival is due to the
A
d) choices made by plant and animals breeders
B
a) possession of inherited adaptations that maximize fitness
C
c) possession of adaptations developed through use
D
b) lack of competition within species
7) Which list shows the words in correct order from simplest to most complex?
A
d) species, population, organism
B
b) population, species, organism
C
a) organism, species, population
D
c) species, organism, population
8) The formation of a new species as a result of evolution is called ?
A
d) adaptation
B
a) speciation
C
c) survival of the fittest
D
b) natural selection
9) The process in which populations gradually change over time in called?
A
c) heredity
B
b) inherited variation
C
a) selective breeding
D
d) evolution
10) Characteristics that help an organism survive and reproduce in its environment are called?
A
d) selective breeding
B
b) genes
C
c) adaptations
D
a) traits
11) What is one of the main ways that a new species forms?
A
a) competition between members of the species
B
d) mutations occur in members of the species and kill them
C
b) a group is separated from the rest of the species
D
c) cross-breeding occurs within the species
12) Differences between members of the same species are called?
A
a) variations
B
c) adaptation
C
b) selections
D
d) traits
*select an answer for all questions
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