Cycle of Matter in Ecosystems

What do decomposers do?

• Produce their own food
• Live in water
• Break down dead plants and animals
• Eat other animals

Tags

NGSS.MS-LS2-3

What are decomposers?

• Organisms that capture sunlight and use it to convert water and carbon dioxide into food
• Organisms that eat both plants and animals
• Organisms that recycle nutrients from dead plant or animal matter back to the soil or water
• Organisms that eat plants

Tags

NGSS.MS-LS2-3

What is the conservation of matter?

• The idea that matter cannot be created or destroyed, only transformed
• The idea that matter can only be transformed into energy
• The idea that matter can only be transformed into living organisms
• The idea that matter can be created or destroyed

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What are consumers?

• Organisms that capture sunlight and use it to convert water and carbon dioxide into food
• Organisms that eat plants
• Organisms that eat both plants and animals
• Herbivores, carnivores, or omnivores that eat other organisms

Tags

NGSS.MS-LS2-2

What happens to matter in an ecosystem when a plant or animal dies?

• It turns into a decomposer
• It disappears
• It goes back to the environment
• It turns into energy

Tags

NGSS.MS-LS2-3

What are producers?

• Organisms that eat plants
• Organisms that capture sunlight and use it to convert water and carbon dioxide into food
• Organisms that eat other animals
• Organisms that eat both plants and animals

What is the importance of each organism in maintaining the health and balance of an ecosystem?

• Each organism produces energy for the ecosystem
• Each organism plays a role in the food web and the cycling of matter and energy
• Each organism regulates the temperature of the ecosystem
• Each organism contributes to the physical boundaries of the ecosystem

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

What is the main source of energy in an ecosystem?

• Water
• Carbon dioxide
• The sun
• Oxygen

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NGSS.MS-LS2-3

NGSS.MS-LS1-6

What happens to matter when a plant or animal dies?

• It becomes a new organism
• It goes back to the environment
• It disappears
• It turns into energy

Tags

NGSS.MS-LS2-3

What is a food web?

• A type of plant
• A type of consumer
• A map of who eats who in an ecosystem
• A type of decomposer

Tags

NGSS.MS-LS2-3