Food Webs Quiz

What is composed of several food chains in an ecosystem that intersect and depend on one another?

• niche

• feeding level

• energy pyramid

• food web

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

In an ecosystem, how are food webs and food chains different?

• Food webs begin with animals, and food chains begin with plants.

• Food webs rarely begin with plants, and food chains begin with animals.

• Food webs show the relationship between many different food chains in a single ecosystem.

• Food chains show the relationship between many different food webs in a single ecosystem.

Some scientists think that a food web with many connections is more stable than one with few connections.

• True

• False

Tags

NGSS.MS-LS2-5

Which organisms can be found at the first, or lowest, trophic level?

• herbivores

• carnivores

• heterotrophs

• autotrophs

An organism which lives on or in another organism and derives its nutrition from that organism is a(n)

• autotroph.

• heterotroph.

• parasite.

• saprophyte.

Any organism that must obtain its food from a source outside itself is a(n)

• autotroph.

• heterotroph.

• parasite.

• saprophyte.

Tags

NGSS.MS-LS2-3

Which type of organism breaks down the cells of dead organisms?

• producer

• consumer

• decomposer

• omnivore

Which is a consumer?

• cow

• grass

• mushroom

• peach tree

What is an example of a decomposer?

• cactus

• flower

• grass

• mushroom

Tags

NGSS.MS-LS2-3

Which series correctly describes how energy is passed among the four organisms?

• consumer, consumer, decomposer, producer

• decomposer, consumer, consumer, producer

• producer, consumer, consumer, decomposer

• consumer, decomposer, producer, consumer

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3