Ch 9 Vocab (Ecology and Interactions in Ecosystems) Flashcards

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2
Q

Abiotic

A

Nonliving. In ecosystems, this is used to refer to nonliving components such as sunlight, wind, nutrients, and minerals.

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3
Q

Nonliving. In ecosystems, this is used to refer to nonliving components such as sunlight, wind, nutrients, and minerals.

A

Abiotic

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4
Q

Living. In ecosystems, biotic components include all living things.

A

Biotic

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5
Q

An animal that feeds on plants.

A

Herbivore

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6
Q

An animal that feeds on meat.

A

Carnivore

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7
Q

An animal or person that eats food of both plant and animal origin.

A

Omnivore

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8
Q

Any organism that produces its own food using matter and energy from the nonliving world.

A

Producer

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9
Q

An animal that feeds on plants (in the food chain). A herbivore.

A

Primary consumer

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10
Q

A carnivore that feeds only upon herbivores.

A

Secondary consumer

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11
Q

An organism that breaks down the cells of dead plants and animals into simpler substances.

A

Decomposer

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12
Q

The amount of living matter in a given habitat.

A

Biomass

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13
Q

A graphic model used to show how the energy flows through a food chain.

A

Energy pyramid

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14
Q

Any class of organisms that occupy the same position in a food chain.

A

Tropic level

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