Fossils and Extinction

A person that studies the forms of life existing in prehistoric times by investigating the fossils of plants, animals, and other organisms is known as a

• Investigator

• Paleontologist

• Researcher

• Pathologist

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A species of animals that once lived on Earth but which no longer exists

• Extinct

• Endangered

• Keystone

• Abundant

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Which of the following have made dinosaurs become extinct? (Select all that apply)

• a meteorite has crashed into Earth

• Climate Change

• Hunting by Humans

• Ash and gas from erupting volcanoes

• Disease

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What type of fossil is represented in the picture?

• Mold

• Cast

• Preserved Part

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The hardened remains of a living thing that died long ago.

• fossil

• extinct

• endangered

• minerals

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What do you call something that was once living on Earth but now no longer found?

• dinosaurs

• exhibit

• extinct

• organism

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What term is used to describe a species that no longer exists?

• Extinct

• Endangered

• Fossil

• Catastrophism

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Which of these animals is extinct?

• Camel

• Rhino

• Red Panda

• Saber-toothed cat

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A type of organism that no longer exists on Earth is said to be ____.

• fossilized

• sedimentary

• extinct

• petrified

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Describes a group of living things that are no longer living.

• fossil

• extinct

• endangered

• dinosaur

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