Exploring Food Chains and Webs

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

• A food chain shows multiple paths of energy flow, while a food web shows a single path.

• A food chain shows a single path of energy flow, while a food web shows multiple paths.

• A food chain includes only producers, while a food web includes only consumers.

• A food chain includes decomposers, while a food web does not.

Tags

NGSS.MS-LS2-3

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

• Lion

• Grass

• Eagle

• Mushroom

Tags

NGSS.MS-LS2-3

In a food web, which organism is typically at the top of the food chain?

• Producer

• Primary consumer

• Secondary consumer

• Apex predator

Tags

NGSS.MS-LS2-3

What role do decomposers play in a food web?

• They produce energy for the food web.

• They consume only plants.

• They break down dead organisms and recycle nutrients.

• They are the primary source of food for producers.

Tags

NGSS.MS-LS2-3

Which of the following is an autotroph?

• Rabbit

• Oak tree

• Wolf

• Human

Tags

NGSS.MS-LS1-6

• Grass

• Rabbit

• Fox

• Eagle

Tags

NGSS.MS-LS2-2

Which of the following best describes a heterotroph?

• An organism that produces its own food using sunlight.

• An organism that consumes other organisms for energy.

• An organism that decomposes organic material.

• An organism that is always at the base of a food chain.

Tags

NGSS.MS-LS2-4

In a food web, what is the relationship between a hawk and a snake if both eat mice?

• Producer and consumer

• Competitors

• Predator and prey

• Decomposer and consumer

Tags

NGSS.MS-LS2-2

Which of the following organisms is most likely to be a decomposer in a food web?

• Grasshopper

• Fungi

• Deer

• Owl

Tags

NGSS.MS-LS2-3

In a food web, if the population of primary consumers decreases, what is the likely effect on producers?

• Producers will increase due to less consumption.

• Producers will decrease due to more competition.

• Producers will remain unaffected.

• Producers will become decomposers.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-1