Final S1 24 E

Front

What is the tundra biome?

Back

A cold, treeless biome found near the poles and on mountain tops, characterized by low temperatures and short growing seasons.

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What is alpine tundra?

Back

A type of tundra that occurs on mountain tops at various latitudes, where conditions are similar to those of the polar tundra.

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What is evolution?

Back

The process by which populations of organisms change over generations through variations and natural selection.

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What is biodiversity?

Back

The variety of life in a particular habitat or ecosystem, including species diversity, genetic diversity, and ecosystem diversity.

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What is species diversity?

Back

The number of different species and the abundance of each species in a biological community.

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What is genetic diversity?

Back

The total number of genetic characteristics in the genetic makeup of a species.

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What is ecosystem diversity?

Back

The variety of ecosystems within a given area, including different habitats and communities.

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What is adaptation?

Back

A trait that helps an organism survive and reproduce in its environment.

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What is selective breeding?

Back

The process by which humans breed plants and animals for particular genetic traits.

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What is the relationship between latitude and climate?

Back

Generally, the closer a biome is to the equator, the warmer and wetter it is.