Evolution Basics Check In

Which of these is the best definition of evolution?

• How an individual changes over time

• How genes change in an individual over time

• Change in genes in a population over time

• How species get better over time

How does evolution happen?

• An organism changes to better fit its environment

• Better adapted individuals survive and pass on their traits

• A population changes to be the best it can be

• An individual changes during its lifetime

The fitness of an organism describes its ...

• Strength

• Speed

• Strength and Speed

• Ability to survive long enough to reproduce

True or False. Individuals can evolve.

• True

• False

Which of these is NOT true about the process of evolution?

• It is slow.

• It can take a whole lifetime to happen.

• It happens in populations.

• It is driven by natural selection.