Decomposers Review

Where do decomposers get their energy from?

• their own bodies

• other living organisms

• dead organisms and wastes

• water and carbon dioxide

Tags

NGSS.MS-LS2-3

Which of these is an example of a decomposer?

• a raccoon

• an earthworm

• an owl

• all of these

Tags

NGSS.MS-LS2-3

True or False: Fungi are not considered producers, because they cannot make their own food.

• True

• False

True or False: All insects are decomposers.

• True

• False

Fungi use their digestive juices to...

• get carbon dioxide from the air

• absorb water from the soil

• break down dead organisms

• turn sunlight into sugar

Tags

NGSS.MS-LS2-3

What would happen to an ecosystem if decomposers did not exist?

• the soil would run out of nutrients

• dead organisms would not break down

• wastes would pile up

• all of these

Tags

NGSS.MS-LS2-3

Which of these decomposers is responsible for breaking down the smallest materials in an ecosystem?

• an earthworm

• a dung beetle

• a bacterium

• a fungus

Unlike consumers, fungi only store their excess food as...

• sugar

• fat

• starch

• they cannot store excess food

One of the things that makes bacteria different from other organisms is that they...

• cannot break down waste

• do not need energy to survive

• cannot store excess food

• all of these

When an organism is dormant, it is...

• in a very deep sleep

• no longer living

• not growing or developing

• very active