Ecosystem Dynamics Quiz

Which of the following is a producer in a food chain?

• Lion

• Grass

• Mushroom

• Wolf

Tags

NGSS.MS-LS2-3

Which of the following is an example of a decomposer?

• Bear

• Rabbit

• Earthworm

• Eagle

What is a consumer in a food chain?

• An organism that makes its own food

• An organism that eats other organisms

• An organism that breaks down dead material

• An organism that lives in water

Tags

NGSS.MS-LS2-2

Which of the following best describes the role of decomposers in an ecosystem?

• They produce oxygen through photosynthesis

• They consume other living organisms

• They break down dead organisms and recycle nutrients

• They are the primary source of food for herbivores

What is the primary difference between a food chain and a food web?

• A food chain involves water, while a food web does not

• A food web shows a single pathway of energy flow, while a food chain shows multiple

• A food chain shows a single pathway of energy flow, while a food web shows multiple

• There is no difference; they are the same thing

Which of the following organisms is most likely to be at the top of a food chain?

• Grass

• Rabbit

• Hawk

• Grasshopper

Tags

NGSS.MS-LS2-3

Why are producers important to an ecosystem?

• They are the largest animals

• They provide energy for all other organisms

• They can live without water

• They eat decomposers

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which of the following is not a role in a food web?

• Producer

• Primary consumer

• Secondary consumer

• Pollinator

In a food chain, energy flows from:

• Decomposers to producers to consumers

• Consumers to decomposers to producers

• Producers to consumers to decomposers

• Decomposers to consumers to producers

Tags

NGSS.MS-LS2-3

Which of the following organisms would be considered a primary consumer in a food chain?

• Wolf

• Algae

• Rabbit

• Mushroom

Tags

NGSS.MS-LS2-3