Animals Through Time

Scientists think there used to be an ocean in the middle of the United States because...

• there is seaweed growing in Illinois.

• they read a book that said so.

• they found fossils of ocean animals underground.

• the soil is salty.

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

There are so many different kinds of dogs because...

• people mated dogs that had qualities people wanted and their babies had those qualities too.

• the dogs want to be different from each other.

• the babies are different from their parents.

• dogs have a lot of babies.

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NGSS.MS-LS3-2

NGSS.MS-LS4-4

The green anoles were such good climbers because...

• they liked climbing trees.

• people bred them that way.

• they liked the insects high up in the trees better than the ones below.

• they had more toe scales to get away from the brown anoles who aren't good climbers.

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NGSS.MS-LS3-1

NGSS.MS-LS4-4

Animals with sharp, pointy teeth most likely eat...

• meat or fish.

• plants.

• insects.

• fruit.

Animals with flat teeth most likely eat...

• meat or fish.

• plants.

• insects.

• fruit.

An example of selection is breeding only iguanas that are blue in order to get the bluest iguana possible.

• True

• False

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NGSS.HS-LS4-2

NGSS.HS-LS4-4

How do we know that dinosaurs looked like big reptiles?

• They had similar skulls to reptiles.

• The imprint fossils of dinosaur skin is scaly.

• Dinosaurs laid eggs.

• All of the above.

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NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which puppy belongs to the two parent dogs shown?

• A

• B

• C

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NGSS.MS-LS3-2

NGSS.MS-LS4-4

Would all of the puppies from these two parents look exactly the same?

• Yes

• No

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NGSS.MS-LS3-2

Meerkats help one another survive by...

• huddling around one another.

• barking a warning to others.

• snuggling to stay warm.

• distracting predators.