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natural selection

vocabulary

TermDefinition
Charles Darwin Charles Darwin was an English naturalist, geologist, and biologist best known for developing the scientific theory of evolution by natural selection.
migration the movement of people, animals, or things from one place to another
adaptation a heritable physical, behavioral, or functional trait that helps an organism survive and reproduce in its environment
habitat the natural environment or place where a plant, animal, or other organism lives, grows, and reproduces
natural selection the evolutionary process where organisms with traits best suited to their environment are more likely to survive, reproduce
hypothesis a proposed, testable, and falsifiable explanation or prediction for an observation, phenomenon, or research question
variation the differences in physical traits, behaviors, or genetic makeup between individual organisms of the same species or across different species
species the most basic unit of classification and the lowest major taxonomic rank in the hierarchy of living organism
evolve to change inherited traits over many generations
population all the members of the same species living in the same area at the same time
predator an animal that hunts and eats other animals
prey an animal that is hunted and eaten by a predator
environment all living and nonliving things around an organism that affect its life
evolution the change in inherited traits of populations over many generations
decomposers organisms such as fungi and many bacteria, that break down dead organisms and waste, returning nutrients to the environment
extinction the permanent disappearance of a species when all its members have died
climate the usual pattern of weather in a place over a long period of time
hibernate to spend a period in a state of greatly reduced activity and energy use
biomes large regions of earth with similar and typical plants and animals
fitness how well an organism survives and reproduces in its environment
Created by: user-2007394
 

 



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