Ecosystems Flashcards

1
Q

A model that shows the available amount of energy in each trophic layer in an ecosystem.

A

Energy pyramid

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2
Q

A model that shows many different feeding relationships among living things.

A

Food web

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3
Q

Organisms which carry our the process of decomposition by breaking down dead or decaying organisms.

A

Decomposer

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4
Q

A model that shows one set of feeding relationships among living things.

A

Food chain

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5
Q

A type of plant with needle-like leaves that uses cones to reproduce.

A

Coniferous

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6
Q

An organism that eats other living things to get energy; an organism that does not produce its own food consumes.

A

Consumer

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7
Q

A major ecological community such as grass land, tropical rain forest, or desert.

A

Biome

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8
Q

A forest containing trees that lose their leaves each year.

A

Deciduous

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9
Q

The branch of biology that deals with the relations of organisms to one another and to their physical surroundings.

A

Ecology

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10
Q

A process that is repeated.

A

Cycle

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11
Q

A process in which nitrogen in the atmosphere enters the soil and becomes part of living organisms that eventually returns to the atmosphere.

A

Nitrogen Cycle

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12
Q

All living parts of an ecosystem.

A

Biotic Factors

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13
Q

The continual movement of water between the land, ocean, and the air.

A

Water Cycle

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14
Q

The nonliving parts of and ecosystem.

A

Abiotic Factors

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15
Q

An organism that makes its own food;

A

Producers

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16
Q

Is the circulation and transformation of carbon back and forth between living things and nonliving things.

A

Carbon Cycle

17
Q

An animal that hunts and eats another animal.

A

Predator

18
Q

An animal that is hunted and eaten by another animal.

A

Prey

19
Q

The progressive replacement of one community by another until a climax community is established.

A

Succession