Natural Selection and Adaptations

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What is natural selection?

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Natural selection is the process by which organisms that are better adapted to their environment tend to survive and produce more offspring.

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NGSS.MS-LS4-4

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What are adaptations?

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Adaptations are traits or characteristics that help an organism survive and thrive in its environment.

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Give an example of an adaptation in animals.

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The long neck of a giraffe is an adaptation that allows it to reach high leaves for food.

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What happens to species that cannot adapt to their environment?

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Species that cannot adapt to their environment may become extinct.

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What is the role of camouflage in survival?

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Camouflage helps organisms blend into their environment, making it harder for predators to spot them.

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NGSS.MS-LS4-4

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How do plants disperse their seeds?

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Plants can disperse their seeds through various means, including wind, water, and animals.

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What is the function of a cactus's thick stem?

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The thick stem of a cactus stores water, helping it survive in arid environments.

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What is the significance of two rows of long eyelashes in camels?

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Two rows of long eyelashes protect camels' eyes from blowing sand in desert environments.

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What is an example of a plant adaptation?

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Spikes on a cactus serve as leaves to reduce water loss and protect against herbivores.

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What does it mean for a species to be extinct?

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A species is considered extinct when there are no remaining individuals of that species alive.

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