Understanding Food Chains and Webs

What is the primary source of energy for most food chains?

• Decomposers

• The Sun

• Consumers

• The Moon

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NGSS.MS-LS2-3

NGSS.MS-LS1-6

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

• Grass

• Rabbit

• Sunlight

• Soil

Tags

NGSS.MS-LS2-3

What role do decomposers play in a food web?

• They produce energy from sunlight.

• They break down dead organisms.

• They consume plants.

• They store energy in their bodies.

Tags

NGSS.MS-LS2-3

Which of the following is an example of a decomposer?

• Lion

• Mushroom

• Eagle

• Grasshopper

Tags

NGSS.MS-LS2-3

In a food chain, what is the role of a consumer?

• To produce food from sunlight

• To eat other organisms

• To decompose organic material

• To provide energy to the sun

Tags

NGSS.MS-LS2-3

Which of the following best describes the role of the sun in a food web?

• It provides energy for producers.

• It decomposes dead organisms.

• It is consumed by primary consumers.

• It stores energy in its core.

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NGSS.MS-LS2-3

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

• A food chain is longer than a food web.

• A food web shows multiple connections between organisms.

• A food chain includes only decomposers.

• A food web is a single path of energy flow.

Tags

NGSS.MS-LS2-3

Which of the following is an example of a primary consumer in a food chain?

• Grass

• Deer

• Wolf

• Mushroom

Tags

NGSS.MS-LS2-3

What is the role of an apex predator in a food web?

• To produce energy from sunlight

• To be at the top of the food chain

• To decompose dead organisms

• To be a primary consumer

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which of the following is NOT a role of consumers in a food web?

• Producing energy from sunlight

• Eating plants

• Eating other animals

• Being eaten by other animals