Ch 9 Vocab (Ecology and Interactions in Ecosystems)

Question 2

Abiotic

Answer 2

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

Question 3

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

Answer 3

Abiotic

Question 4

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

Answer 4

Biotic

Question 5

An animal that feeds on plants.

Answer 5

Herbivore

Question 6

An animal that feeds on meat.

Answer 6

Carnivore

Question 7

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

Answer 7

Omnivore

Question 8

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

Answer 8

Producer

Question 9

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

Answer 9

Primary consumer

Question 10

A carnivore that feeds only upon herbivores.

Answer 10

Secondary consumer

Question 11

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

Answer 11

Decomposer

Question 12

The amount of living matter in a given habitat.

Answer 12

Biomass

Question 13

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

Answer 13

Energy pyramid

Question 14

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

Answer 14

Tropic level