Mystery Science: Animals Through Time - Mystery 2 Review

How do scientists know what dinosaurs ate?

• Scientists look at the shape of their body.

• Scientists look at their teeth.

• Scientists look at the shape of their skull.

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NGSS.MS-LS4-2

“Saur” is from the Greek language and means

• Organism

• Lizard

• Mammal

About how long ago were the first dinosaur bones found?

• 800 years ago

• 600 years ago

• 200 years ago

True or False: Scientists know what caused the dinosaurs to die.

• True

• False

Which is the largest land animal to ever walk the earth?

• Dreadnoughtus

• Tyrannosaurus Rex

• Velociraptor

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NGSS.MS-LS4-1

Which animal was the dinosaur closely related to?

• Shark

• Gorilla

• Crocodiles

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“Dino” is from the Greek language and means

• Gigantic

• Terrifying

• Scaly

Scientists assume dinosaurs were like scaly reptiles and not furry animals because

• There are more openings in the skull like reptiles we see today.

• They had long necks like snakes and lizards we have today.

• Only reptiles could be as large as a dinosaur. Furry animals are usually smaller.

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NGSS.MS-LS4-2

About how long ago did all of the dinosaurs die?

• 65 million years ago

• 20 million year

• 5 million years ago

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Scientists assume dinosaurs were like scaly reptiles and not furry animals because

• they found fossil skin patterns that look similar to that of mammals.

• they found fossil skin patterns that look like fur, similar to dogs.

• they found feather fossils near the dinosaur fossils.

• they found fossil skin patterns that look like scales, similar to reptiles.