Evolution Test Review

Front

Why do frogs and other organisms reproduce so many eggs or offspring?

Back

The more offspring, the more likely the offspring will survive.

Front

What is the advantage of having different shaped beaks?

Back

To be able to eat the food readily available in the environment.

Front

Which layer is the oldest in a sedimentary rock formation?

Back

Layer 4 is the oldest.

Front

Which species’ DNA is most similar to the DNA of the toothed whale?

Back

Baleen Whale.

Front

What does the fossil record help to show about organisms?

Back

Organisms have changed (evolved) over time.

Front

What is natural selection?

Back

The process where organisms better adapted to their environment tend to survive and produce more offspring.

Front

Define adaptation in the context of evolution.

Back

A trait that helps an organism survive and reproduce in its environment.

Front

What is the significance of genetic variation in a population?

Back

It increases the chances of survival and adaptation to changing environments.

Front

Explain the concept of common descent.

Back

The idea that all living organisms share a common ancestor.

Front

What role do mutations play in evolution?

Back

Mutations introduce new genetic variations that can lead to evolutionary changes.