Energy Flow in Ecosystems Re-Test

Which level of a food web contains the MOST organisms?

• producers

• carnivores

• herbivores

• top predators

Which organism is not a consumer?

• human

• fish

• pine tree

• dog

What is the PRIMARY source of energy for all living things?

• moon

• air

• Sun

• Earth

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In most environments, which would there be most of?

• herbivores

• carnivores

• top predators

• secondary predators

Tags

NGSS.MS-LS2-3

Photosynthesis is the foundation of the food web. Which organisms are at the beginning of all food webs and chains?

• fungi

• decomposers

• consumers

• green producers

Tags

NGSS.MS-LS1-6

In the image shown, who has the least amount of available energy?

• producers

• herbivores

• fish

• hawk

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

In the image shown, who is in the 4th trophic level?

• hawk

• snail

• fish

• producers

Tags

NGSS.MS-LS2-3

Carnivores rely on _____________ for energy.

• the sun

• plants

• other organisms

• dead and decaying organisms

Tags

NGSS.MS-LS2-3

Which organism is NOT a decomposer?

• bacteria

• mushroom

• worm

• pine tree

In the image shown, who is the primary consumer (first level consumer)?

• grass

• grasshopper

• mouse

• snake

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3