Evolution and Natural Selection

Front

____ is when members of a species that are best suited for their environment survive and reproduce at a higher rate than other members of the species. Options: natural selection, artificial selection, speciation, adaptation

Back

natural selection

Front

Which of the following means "change over time"? Options: natural selection, speciation, evolution, isolation

Back

evolution

Front

The differences among a species, like different bird beaks, are called

Back

variations

Front

___ are mistakes in the DNA that cause variation within a species.

Back

mutations

Front

Any inherited trait that gives an organism an advantage in its environment is called ___ (Options: a mutation, an adaptation, evolution, natural selection).

Back

an adaptation

Front

Organisms with the most beneficial traits will survive. This is commonly known as ___ (Options: theory of evolution, variations, survival of the fittest, ecosystems)

Back

survival of the fittest

Front

Why are advantageous traits more likely to be passed on to the offspring?

Back

Because parents with those traits can survive and reproduce better

Front

Who was the naturalist that traveled the world to study plants and animals?

Back

Charles Darwin

Front

Darwin wrote that organisms with traits that are best suited to the environment will ________________

Back

increase in number

Front

When an organism completely dies out, it is called.....

Back

Extinction