Ecology Test Review

Which of the following best describes the role of mushrooms in an ecosystem's food chain?

• decomposer

• herbivore

• predator

• producer

In a food chain made of grass, mice, snakes, and owls, which consumer level has the greatest amount of energy available to it?

• grass

• mice

• owls

• snakes

Tags

NGSS.MS-LS2-3

Which type of consumer feeds on BOTH plants and animals?

• producer

• herbivore

• carnivore

• omnivore

Under a log, Kendrick finds ants, termites, worms, and roaches. All of these organisms belong to a(n)_____.

• an organism

• individual

• community

• none of the above

Tags

NGSS.MS-LS2-2

Jordin sees many deer crossing the road while she is riding her bike through the countryside. All of the deer belong to a __________.

• community

• population

• organism

• abiotic factor

Why do producers have the most energy available to them?

• They have enough water in the soil.

• They have roots that are able to extend into the dirt.

• The sun provides their energy.

• Bugs land on them to give them energy.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

On an energy pyramid, that is located at trophic level number 2?

• herbivores

• carnivores

• producers

• omnivores

Animals are _____________________; they obtain energy when they feed on producers and other animals.

• food chains

• decomposers

• food webs

• consumers

Tags

NGSS.MS-LS2-2

Only a small amount of energy stored in food is available to the next organism in a food chain because __________.

• most of the energy is used for life processes.

• there are more consumers at the top of the energy pyramid.

• the decomposers are at the top of the energy pyramid.

• None of the above.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

A consumer gets its energy by eating other organisms. Which of these is NOT a consumer?

• A tree

• a rabbit

• a hawk

• a mountain lion