Living Systems Vocab Review (Foss Inv. 1)

A thin layer of gases surrounding Earth.

• Atmosphere

• Biosphere

• Hydrosphere

• Geosphere

The solid part of the earth consisting of the crust and outer mantle.

• Atmosphere

• Biosphere

• Hydrosphere

• Geosphere

A description of the feeding relationships between organisms in an environment.

• energy

• ecosystem

• food chain

• microorganism

An organism, such as a plant or algae, that makes its own food.

• consumer

• producer

• decomposer

A community of organisms interacting with each other and with the nonliving environment.

• energy

• ecosystem

• food chain

• microorganism

All the water on earth

• Atmosphere

• Biosphere

• Hydrosphere

• Geosphere

An animal that eats only animals. 

• bacteria

• carnivore

• herbivore

• omnivore

An organism, such as bacteria or fungus, that decomposes organic material.

• consumer

• producer

• decomposer

An animal that eats only plants or algae

• bacteria

• carnivore

• herbivore

• omnivore

An organism that cannot make its own food; eats other organisms.

• consumer

• producer

• decomposer