Developing a Model to Describe the Movement of Matter Among Plants, Animals, Decomposers, and the Environment

Decomposers are important to ecosystems because they...

• return vital nutrients to the ecosystem

• capture energy from the Sun

• are producers

• can be omnivores

Tags

NGSS.MS-LS2-3

What of the following is an example of a biotic factor?

• Sunlight

• Stream

• Tree

• Rock

Tags

NGSS.MS-LS1-4

NGSS.MS-LS1-5

NGSS.MS-LS2-4

What is being produced during photosynthesis?

• sugar (glucose) and oxygen

• sugar (glucose) and carbon dioxide

• glucose

• gases

Tags

NGSS.MS-LS1-6

In what way are photosynthesis and cellular respiration different?

• Cellular respiration stores energy, while photosynthesis releases energy

• Cellular respiration produces oxygen, while photosynthesis uses oxygen

• Photosynthesis releases energy, while cellular respiration stores energy

• Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which is most responsible for recycling dead plants and animals in an ecosystem?

• water

• bacteria

• paramecium

• insects

Jayden created a ___________ of an ecosystem to demonstrate relationships in ecosystems.

• Particle

• Project

• Dissolve

• Model

Tags

NGSS.MS-LS2-3

What does the process of decomposition release into the soil?

• inorganic matter (carbon, hydrogen)

• organic matter (glucose)

• fecal matter

• nothing

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

These breakdown dead things and help turn them back into soil.

• consumer

• producer

• decomposer

Which of the following is an example of a decomposer that can help break down dead organisms & waste?

• plant

• horse

• mushroom

• cow

What are special consumers that break down dead material called?

• Producers

• Consumers

• Decomposers

• Predators