Staar Evolution

Click on the image to increase size, then answer the question.

• A

• B

• C

• D

Answer explanation

To find the correct answer, click on the image to increase size. The correct choice is D.

Tags

7B

Click on the image to increase size, then answer the questions.

• F

• G

• H

• J

Answer explanation

The correct answer is F because upon clicking the image, it becomes clear that the correct choice is F.

Tags

7C

Click on the image to increase size then answer the question.

• A

• B

• C

• D

Answer explanation

To find the correct answer, click on the image to increase its size. The correct choice is D.

Tags

7E

Match the following terms with their definitions

• a change in a species DNA over time because of natural selection

• Evolution

• A permanent change in the DNA

• Mutation

• Any variation that makes an organism better able to survive

• Adaptation

• An inherited trait that makes and individual different

• Variation

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Whales and dolphins both descended from a dog-like creature. What would we call the dog-like creature?

• Great-Grandparent species

• Old Species

• A common ancestor

• A common descendant

Answer explanation

The correct choice is 'A common ancestor' because it refers to the shared ancestor from which both whales and dolphins descended.

Tags

NGSS.MS-LS4-2

When is a trait most likely to be passed on to the next generation?

• When it serves no purpose

• When it becomes an advantage to the organism's survival

• When it gives the organism a lot of water

• When it prevents the organism from finding a mate

Answer explanation

A trait is most likely to be passed on to the next generation when it becomes an advantage to the organism's survival, as it increases the chances of that trait being inherited by offspring.

Tags

NGSS.MS-LS4-4

Click on the image to increase size, then answer the question.

• A

• B

• C

• D

Answer explanation

To answer the question, click on the image to increase size and then select option A as the correct answer.

Tags

7A

Click on the image to increase size, then answer the question.

• F

• G

• H

• J

Answer explanation

To answer the question, click on the image to enlarge it. The correct choice is G based on the enlarged image.

Tags

7B

• B was already extinct when C evolved

• C evolved more recently than A, B, and D

• D is the ancestor of A, B, and C

• A is the ancestor of C and D

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

• Gradualism

• Evolution by genetic drift

• Punctuated equilibrium

• Evolution through geographic isolation

Tags

NGSS.HS-LS4-4