unit 8: evolution

Question 1

The preserved remains or traces of ancient organisms found in rocks.

Answer 1

Fossil

Question 2

A group of living things that can reproduce and have offspring.

Answer 2

Species

Question 3

A change in DNA that can create new traits in organisms.

Answer 3

Mutation

Question 4

Differences in traits among individuals of the same species.

Answer 4

Variation

Question 5

When a species completely disappears and no longer exists.

Answer 5

Extinction

Question 6

A trait or behavior that helps an organism survive in its environment.

Answer 6

Adaptation

Question 7

The way nature chooses which organisms survive and reproduce based on their traits.

Answer 7

Natural Selection

Question 8

the process by which living things change over time. It’s the result of genetic variation, natural selection, and inheritance.

Answer 8

Evolution

Question 9

An early form of a species from which later species evolved.

Answer 9

Ancestor

Question 10

A collection of fossils that shows how life has changed over millions of years.

Answer 10

Fossil Record