Ecosystem Vocabulary Quiz

A system of living and nonliving things in an environment.

• Ecosystem

• Biosphere

• Community

Living things in an ecosystem (such as plants, animals, bacteria)

• Biotic factors

• Abiotic factors

• Non-living things

Non-living parts of an ecosystem (such as air, dirt, water)

• Abiotic factors

• Biotic factors

• Producers

A diagram that shows the amount of energy available at each level of an ecosystem

• Energy Pyramid

• Food Chain

• Food Web

An organism that makes its own food using photosynthesis

• producer

• consumer

• decomposer

An organism that gets its energy by eating other organisms

• consumers

• producers

• autotrophs

An organism that gets energy by feeding on dead materials and wastes

• Decomposers

• Producers

• Predators

The overlapping food chains in an ecosystem

• Food web

• Food chain

• Energy pyramid

The path of food energy from one organism to another in an ecosystem

• Food chain

• Water cycle

• Carbon cycle

An animal that eats other animals (meat)

• Carnivore

• Herbivore

• Omnivore