Life Science Review 7.2 Question Preview (ID: 12006)


How Does Evolution Happen. TEACHERS: click here for quick copy question ID numbers.

Selective breeding
a) involves selection of organisms you want to reproduce
b) involves selection of organisms with desirable traits
c) involves not breeding organisms you don't want to reproduce
d) all the choices

Darwin thought that if species could evolve over time then
a) the Earth must be very old
b) they could evolve quickly
c) the ones that exist today aren't as special as older species
d) none of the choices

evolution happens
a) through natural selection
b) through selective breeding
c) through survival of the fittest
d) through social Darwinism

Natural selection states that
a) individuals that are better adapted to environment have a better chance of reproducing
b) individuals that are better adapted to environment should survive and reproduce
c) individuals that are not well adapted to environment should die
d) individuals that are not well adapted to environment have a better chance of reproducing

Modern scientific explanations of evolution
a) have replaced Darwin's theory
b) rely on genetics instead of natural selection
c) fail to explain how traits are inherited
d) combine the principles of natural selection and genetic inheritance

Social Darwinism states
a) individuals that are not well adapted to environment should die
b) individuals that are well adapted to environment should survive and reproduce
c) individuals that are well adapted to environment have a better chance of reproducing
d) 2 of the choices

Overproduction means
a) an organisms an produce more offspring than will likely survive
b) all offspring will have some differences
c) offspring compete with each other and other organisms around them
d) best adapted will have more offspring

Inherited variation means
a) an organisms an produce more offspring than will likely survive
b) all offspring will have some differences
c) offspring compete with each other and other organisms around them
d) best adapted will have more offspring

Struggle to survive means
a) an organisms an produce more offspring than will likely survive
b) all offspring will have some differences
c) offspring compete with each other and other organisms around them
d) best adapted will have more offspring

Successful reproduction means
a) an organisms an produce more offspring than will likely survive
b) all offspring will have some differences
c) offspring compete with each other and other organisms around them
d) best adapted will have more offspring

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