Food Webs

Which of the following best defines a food web?

• A single path of energy flow in an ecosystem

• A representation of interconnected food chains in an ecosystem

• The process of photosynthesis in plants

• The migration patterns of herbivores in an ecosystem

Tags

NGSS.MS-LS2-2

What term is used to categorize organisms in food webs?

• Food chain

• Trophic levels

• Bioaccumulation

• Producers

A producer could also be called a ____________________.

• secondary consumer

• herbivore

• consumer

• autotroph

Tags

NGSS.MS-LS2-2

What are food webs defined by?

• producer

• biomass

• energy transfer

• trophic levels

Tags

NGSS.MS-LS2-3

What role do decomposers play in a food web?

• They consume producers for energy

• They break down dead organisms

• They are at the top of the food chain

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

In a food web, what term is used for an organism that eats both plants and animals?

• Producer

• Herbivore

• Decomposer

• Omnivore

Which trophic level contains primary producers?

• first trophic level

• second trophic level

• third trophic level

• none of the above

What is a carnivore in a food web?

• An organism that eats plants

• An organism that eats other animals

• An organism that produces its own food

• An organism that eats plants and animals

How do herbivores contribute to the food web?

• They break down dead organisms

• They eat other animals

• They consume plants for energy

• They consume both plants and animals

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

Which of the following is an example of a secondary consumer in a food web?

• Rabbit

• Grasshopper

• Hawk

• Mushroom

Tags

NGSS.MS-LS2-3