Review section 1&2

A community of living organisms describes an

• Ecosystem

• Abiotic factor

• Biotic factor

• Food chain

Nonliving factors in an ecosystem can be classified as

• Abiotic factors

• Biotic factors

Living factors in an ecosystem can classified as

• Abiotic factors

• Biotic factors

Where do producers get their energy?

• Sun

• Primary consumer

• Secondary consumer

• Decomposer

Primary consumers are usually...

• Herbivores

• Omnivores

• Carnivores

• Decomposers

Secondary Consumers are usually...

• Herbivores

• Omnivores

• Carnivores

• Decomposers

Tertiary consumers are usually...

• Herbivores

• Omnivores

• Carnivores

• Decomposers

Which organism breaks down dead, decaying organisms?

• Producer

• Primary consumer

• Secondary consumer

• Decomposer

The arrows in a food chain represent...

• The flow of water

• The flow of energy

• The flow of air

• Nothing

How are plants classified?

• Differences

• The way they breathe

• The way they walk

• Similar characteristics