Ecosystems

What is an ecosystem?

• The area of land where animals live

• A community of insects that work together

• A community of organisms together with its environment

• The section of a terrarium where plants grow

Most organisms in an ecosystem eat only one type of organism

• True

• False

Plants make their own food

• True

• False

Some organisms use dead things as food matter

• True

• False

All the energy that organisms get from food matter originally comes from sunlight

• True

• False

A system made up of organisms interacting with one another

• biology
• abiotic
• biotic
• ecosystem

Organisms that make up the living part of an ecosystem.

• abiotic
• biotic factors
• ecology
• ecosystems

Nonliving things found in an ecosystem.

• factories
• factor trees
• biotic factors
• abiotic factors

The study of interactions in an ecosystem.

• ecology
• philosophy
• scientology
• biology

A group of the same type of organisms living in the same place at the same time.

• threatened species
• populations
• community
• limiting factor