Decomposers

Which of the following statements is true?

• Decomposers are a special type of producer

• Worms are decomposers

• Decomposers are living things

• None of these are true

How do decomposers help plants?

• The eat other insects that might eat the plants.
• The do not compete against the plants for food.
• They scare away potential predators of plants. 
• The release nutrients into the soil that plants use to grow.

Tags

NGSS.MS-LS2-3

What are the two important jobs of a decomposer in an ecosystem?

• Keep waste from piling up and give carnivores energy
• Put energy back in the food chain and keep waste from piling up
• Put energy back in the food chain and compete against herbivores for food
• Supply the oxygen needed for plants to make food and keep waste from piling up

Tags

NGSS.MS-LS2-3

What are wastes that a decomposer produces?

• carbon dioxide

• nutrients

• sometimes methane

• All of the above

Tags

NGSS.MS-LS2-3

How do fungi store excess food?

• sugar

• starch

• fat

• they don't store excess food

Where does the materials go once decomposers break it down?

• soil

• water

• air

• all of the above

Tags

NGSS.MS-LS2-3

How do decomposers help plants?

• produce oxygen & nutrients

• produce methane & nutrients

• produce carbon dioxide & nutrients

• produce only nutrients

Tags

NGSS.MS-LS2-3

Which is a decomposer?

• fish

• earthworm

• snakes

• mushrooms

Tags

NGSS.MS-LS2-3

A decomposer helps to _________________ materials & returns them back into the ecosystem to be used again.

• chew up

• recycle

• kill

• freeze

Tags

NGSS.MS-LS2-3

How do we know materials are decomposing?

• smells

• mold grows

• looses shape/breaks down

• all of the above