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Ch. 24 - Powell

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