Fossils Review 3rd Grade

What are the hardened remains of living things that died long ago?

• Extinct

• Fossils
• Metamorphic rock
• Minerals

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Why are there more animal fossils than plant fossils?

• Plants are bigger than animals.
• There were more ancient animals than plants.
• Animals would eat the plants.
• Plants have softer body parts than animals.

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I found a fossil that looked like footprints. What kind of fossil did I most likely find?

• Cast
• Trace
• Mold
• Igneous

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What is an imprint fossil?

• Petrified wood
• A cast
• Bone
• An animal track

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In which type of rock are most fossils found?

• Metamorphic
• Igneous
• Sedimentary
• Volcanic

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Which type of fossil would look exactly like an actual body part of a once living thing?

• A mineral
• A trace
• A cast
• A footprint

A fossil animal has a mouth full of sharp, pointed teeth. What can you infer about the animal?

• The animal only ate fruits and vegetables.
• The animal lived in the ocean.
• The animal is related to sharks.
• The animal ate meat.

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I found a fossil of a fish in what is now a cow pasture. How is that possible?

• Somebody put the fossil there.
• The wind moved the fossil there over time.
• The cow pasture used to be underwater.
• It would not be possible to find a fossil of a fish in a cow pasture.

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What do mammoths and elephants have in common?

• Both have thick fur.
• They are both extinct.
• They both live in a warm climate.
• They both have tusks.

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True or false: All once-living organisms left behind fossils.

• True.
• False.

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