Vocabulary for the Natural Selection and Evolution Unit
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Diversity | The degree of variation of living things present in a particular ecosystem
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| Genetic Variation | The alleles of organisms within a population change. This change may result from mutation, gene flow, or sexual reproduction
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| Natural Selection | The process by which organisms that are best adapted to their environment are most likely to survive and reproduce
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| Species | A group of similar organisms that can mate with each other and produce offspring that can also mate and reproduce
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| Adaptations | An inherited behavior or physical characteristic that helps an organism survive and reproduce in it environment
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| Environmental Factors | Known characteristics in an environment that impact the survival, and growth of an organism
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| Geographical Isolation | Group of plants, animals or other living creatures being separated from the other members of the species by a natural barrier
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| Extinction | The disappearance of all members of a species from Earth
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| Fossil | The preserved remains of traces of an organism that lived in the past
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| Climate Change | A long-term change in the earth's climate, especially a change due to an increase in the average atmospheric temperature
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| Theory of Evolution | Theory that the differences between modern plants and animals are because of changes that happened by a natural process over a very long time
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| Non-native Species | An introduced, exotic, non-native species, or simply an introduction, is a species living outside its native distributional range, which has arrived there by human activity, either deliberate or accidental
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| Food Scarcity | Insufficiency of amount or supply of food
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| Evidence | The available body of facts or information indicating whether a belief or proposition is true or valid
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| Scientific Knowledge | General truths of the operation of general laws, esp. as obtained and tested through scientific method concerned with the physical world
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