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Ch. 24 - Powell
| Question | Answer |
|---|---|
| part of Earth that supports life, including the top portion of Earth's crust, the atmosphere, and all the water on Earth's surface. | biosphere |
| all the living organisms that live in an area and the nonliving features of their environment. | ecosystem |
| study of the interactions that take place among organisms and their environment. | ecology |
| all the organisms that belong to the same species living in a community. | population |
| all the populations of different species that live in an ecosystem. | community |
| place where an organism lives and that provides the types of food, shelter, moisture, and temperature needed for survival. | habitat |
| anything that can restrict the size of a population, including living and nonliving features of an ecosystem, such as predators or drought. | limiting factor |
| largest number of individuals of a particular species that an ecosystem can support over time. | carrying capacity |
| organism, such as a green plant or alga, that uses an outside source of energy like the Sun to create energy-rich food molecules. | producer |
| organism that cannot create energy-rich molecules but obtains its food by eating other organisms. | consumer |
| any close relationship between species, including mutualism, commensalism, and parasitism. | symbiosis |
| a type of symbiotic relationship in which both organisms benefit. | mutualism |
| a type of symbiotic relationship in which one organism benefits and the other organism is not affected. | commensalism |
| a type of symbiotic relationship in which one organism benefits and the other organism is harmed. | parasitism |
| in an ecosystem, refers to the unique ways an organism survives, obtains food and shelter, and avoids danger. | niche |
Created by:
lkpowell
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