Interactions Among Living Things, 1-3

15 terms by MrsHarper 

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Key concepts from section 1-3

natural selection

process by which individuals that are better adapted to the environment are more likely to survive and reproduce

adaptations

behaviors and physical characteristics of species that allow them to live successfully in their environment

Competition, Predation, Symbiosis

the three major types of interactions among organisms

competition

the struggle between organisms to survive in a habitat with limited resources

predation

an interaction in which one organism kills and eats another

predator

the organism that does the killing

prey

the organism that is killed

predator adaptations

adaptations that help predators catch and kill their prey (eg: claws, sharp teeth, stingers)

prey adaptations

adaptations that help organisms avoid becoming prey

camouflage

the ability to blend in with surroundings

protective coverings

body coverings such as spines to keep predators away

warning coloring

bright body colors that warn predators to stay away

mimicry

the ability of an organism to look like a more dangerous organism and scare away predators

false coloring

spots on an organism that confuse predators (eg: false eyes on fish)

niche

an organism's particular role, or how it makes its living, in an ecosystem

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