Exploring Fossils and Ancestry Patterns Review

Analyze the fossil record data to determine which period had the highest diversity of life forms.

• Cambrian Period

• Jurassic Period

• Devonian Period

• Permian Period

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OK.SCI.8.LS4.1

Which of the following is a simple procedure to identify a fossil?

• Using radiometric dating

• Observing the shape and size

• Analyzing DNA sequences

• Comparing with modern organisms

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OK.SCI.8.LS4.1

Compare the anatomical structures of a modern bird and a fossilized dinosaur to infer their relationship.

• Both have scales

• Both have hollow bones

• Both have gills

• Both have external ears

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OK.SCI.8.LS4.2

Which of the following is a pattern observed in embryological development across species?

• All embryos have tails at some stage

• All embryos develop wings

• All embryos have fur

• All embryos have scales

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OK.SCI.8.LS4.3

Identify the period in which dinosaurs became extinct.

• Triassic Period

• Jurassic Period

• Cretaceous Period

• Permian Period

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OK.SCI.8.LS4.1

Explain how the presence of similar bone structures in the limbs of whales and bats supports the theory of evolution.

• It shows they have a common ancestor

• It indicates they live in similar environments

• It suggests they have similar diets

• It proves they evolved at the same time

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OK.SCI.8.LS4.2

Which of the following is a simple fact about fossils?

• Fossils are only found in sedimentary rocks

• Fossils can be found in any type of rock

• Fossils are only found in volcanic rocks

• Fossils are only found in igneous rocks

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OK.SCI.8.LS4.1

What is the significance of finding similar embryological development patterns in different species?

• It indicates they have similar diets

• It suggests a common evolutionary origin

• It shows they live in similar habitats

• It proves they have the same lifespan

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OK.SCI.8.LS4.3

Which of the following is a concept related to anatomical similarities?

• Homologous structures

• Analogous structures

• Vestigial structures

• Fossilized structures

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OK.SCI.8.LS4.2

Identify the type of data used to compare embryological development across species.

• Genetic data

• Pictorial data

• Fossil data

• Geological data

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OK.SCI.8.LS4.3