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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
b) reproductive isolation
D
a) descent with modification
2) Darwin noticed that many organisms seemed well suited to
A
d) being preserved as fossils
B
a) swimming from South America to Galapagos Islands
C
b) surviving the environment they inhabited
D
c) providing humans with food
3) When a farmer breeds only his or her best livestock, the process involved is
A
b) artificial variation
B
d) artificial selection
C
a) survival of the fittest
D
c) natural selection
4) What is the movement of genes into and out of a population called?
A
c) Mutation
B
a) Genetic Drift
C
d) Gene Flow
D
b) Natural Selection
5) Mutations occur because of ______.
A
b) the introduction of new variations through mistakes in DNA replication
B
d) the introduction of new variations from elsewhere
C
c) the chance survival and reproduction of new variations
D
a) change in allele or genotype frequencies
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
c) possession of adaptations developed through use
B
a) possession of inherited adaptations that maximize fitness
C
b) lack of competition within species
D
d) choices made by plant and animals breeders
7) Which list shows the words in correct order from simplest to most complex?
A
d) species, population, organism
B
c) species, organism, population
C
a) organism, species, population
D
b) population, species, organism
8) The formation of a new species as a result of evolution is called ?
A
b) natural selection
B
d) adaptation
C
a) speciation
D
c) survival of the fittest
9) The process in which populations gradually change over time in called?
A
b) inherited variation
B
c) heredity
C
d) evolution
D
a) selective breeding
10) Characteristics that help an organism survive and reproduce in its environment are called?
A
c) adaptations
B
a) traits
C
d) selective breeding
D
b) genes
11) What is one of the main ways that a new species forms?
A
c) cross-breeding occurs within the species
B
a) competition between members of the species
C
d) mutations occur in members of the species and kill them
D
b) a group is separated from the rest of the species
12) Differences between members of the same species are called?
A
d) traits
B
c) adaptation
C
a) variations
D
b) selections
*select an answer for all questions
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