Process by which molecules of liquid water absorb energy and change to a gas.

Any form of water that falls from clouds and reaches the earth’s surface: rain, snow, sleet, hail.

Process by which a gas changes to a liquid.

Process of changing free nitrogen gas into nitrogen compounds that plants can absorb and use.

An organism that can make its own food.

An organism that obtains energy by feeding on other organisms.

Consumers that only eat plants.

Consumers that only eat animals.

Consumers that eat plants and animals.

A carnivore that feeds on the bodies of dead organisms.

Organisms that break down biotic wastes and dead organisms and return the raw materials to the ecosystem.

A series of events in which one organism eats another and obtains energy

Many overlapping food chains in an ecosystem.

A diagram that shows the amount of energy that moves from one feeding level to another in a food web.

An environment that provides the things a specific organism needs to live, grow and reproduce.

Parts of a habitat that are living, or once living, and interact with an organism.

Nonliving parts of an organism’s habitat.

A group of organisms that can mate and produce offspring that can also mate and produce offspring

All members of one species living in an area

All the different populations that live together in an area

The community of organisms that live in a area, along with their nonliving environment.

Study of how organisms interact with each other and with their environment.

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Ecology

Question	Answer
Evaporation	Process by which molecules of liquid water absorb energy and change to a gas.
Precipitation	Any form of water that falls from clouds and reaches the earth’s surface: rain, snow, sleet, hail.
Condensation	Process by which a gas changes to a liquid.
Nitrogen Fixation	Process of changing free nitrogen gas into nitrogen compounds that plants can absorb and use.
Producer	An organism that can make its own food.
Consumer	An organism that obtains energy by feeding on other organisms.
Herbivore	Consumers that only eat plants.
Carnivore	Consumers that only eat animals.
Omnivore	Consumers that eat plants and animals.
Scavenger	A carnivore that feeds on the bodies of dead organisms.
Decomposer	Organisms that break down biotic wastes and dead organisms and return the raw materials to the ecosystem.
Food Chain	A series of events in which one organism eats another and obtains energy
Food Web	Many overlapping food chains in an ecosystem.
Energy Pyramid	A diagram that shows the amount of energy that moves from one feeding level to another in a food web.
Organism	A living thing
Habitat	An environment that provides the things a specific organism needs to live, grow and reproduce.
Biotic Factor	Parts of a habitat that are living, or once living, and interact with an organism.
Abiotic Factor	Nonliving parts of an organism’s habitat.
Species	A group of organisms that can mate and produce offspring that can also mate and produce offspring
Population	All members of one species living in an area
Community	All the different populations that live together in an area
Ecosystem	The community of organisms that live in a area, along with their nonliving environment.
Ecology	Study of how organisms interact with each other and with their environment.

Created by: superstephens

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