Quiz One (Fossils & Changes in Ecosystems

What is a fossil?

• The preserved remains of a dead plant or animal found in a rock

• Fuels that formed from the decayed remains of plants and animals

• A solid natural material that has a crystal form and its own set of properties

• A resource that can replace itself in a relatively short period of time

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Look at the dinosaur fossil shown.

Which question can scientists most likely answer from studying the fossil of the dinosaur?

• What was the pattern on the skin of the dinosaur?

• What was the type of food the dinosaur ate?

• How fast was the heart of the dinosaur beating?

• How many eggs were in the nest with the dinosaur?

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A scientist finds the plant fossil shown.

Which question can the scientist most likely answer by examining this fossil?

• What was the average monthly rainfall in this area?

• How much water was absorbed by the roots of the plant?

• How much oxygen was in the atmosphere surrounding the planet?

• What was the environment like in the area when the plant was alive?

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If a scientist found a fish fossil in the desert, what can they infer?

• An animal ate the fish.

• The water covered the area long ago.

• Today's fish looks the same

• The fish is endangered.

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This type of fossil is tree sap hardened and replaced by minerals.

• Petrified wood

• Imprint

• Amber

• Mold

Which animal part would most likely form a fossil?

• Muscle 
• Fur
• Lung
• Bone 

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In which type of rock are most fossils found?

• sedimentary rock

• metamorphic rock

• igneous rock

• fossils

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Which layer of sedimentary rock is the oldest?

• 1

• 2

• 3

• 4

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What can fossils tell us about an organism?

• How long ago an organism lived

• Where an organism lived

• How an organism lived

• All of the above

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Which fossil layer is the youngest? 

• A. Layer A
• B. Layer B
• C. Layer C
• D. Layer D

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