Understanding Evolution Basics

What is the process by which organisms better adapted to their environment tend to survive and produce more offspring?

• Mutation

• Natural Selection

• Genetic Drift

• Speciation

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NGSS.MS-LS4-4

Which of the following is an example of an adaptation in animals?

• A bird's beak shape that helps it eat specific types of food

• A tree growing taller over time

• A river changing its course

• A rock eroding over time

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NGSS.MS-LS4-4

What is the term for preserved remains or traces of ancient organisms?

• Sediments

• Fossils

• Minerals

• Artifacts

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NGSS.MS-LS4-1

Which of the following best describes natural selection?

• Random changes in DNA

• Survival of the fittest

• Inheritance of acquired traits

• Sudden appearance of new species

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NGSS.MS-LS4-4

Which of these is NOT an example of an adaptation?

• Camouflage in chameleons

• Webbed feet in ducks

• A broken wing in a bird

• Thick fur in polar bears

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NGSS.MS-LS4-4

What can the fossil record tell us about the history of life on Earth?

• The exact age of the Earth

• The types of organisms that lived in the past

• The future evolution of species

• The current population of species

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NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which of the following is a key component of natural selection?

• All individuals survive and reproduce equally

• Variation in traits among individuals

• No competition for resources

• Traits acquired during life are passed on

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NGSS.MS-LS4-2

NGSS.MS-LS4-4

Which adaptation helps cacti survive in the desert?

• Large leaves

• Thick, waxy skin

• Brightly colored flowers

• Deep roots

What does the fossil record primarily consist of?

• Living organisms

• Rocks and minerals

• Imprints and remains of ancient life

• Water and soil

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NGSS.MS-LS4-1

Which of the following is an example of a structural adaptation?

• Migration of birds

• Hibernation in bears

• Gills in fish

• Photosynthesis in plants

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NGSS.MS-LS4-2