The Flow of Energy in Ecosystems Practice

Organisms that make their own food

• Producer

• Consumer

• Decomposer

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Organisms that obtain energy by feeding on other organisms

• Producer

• Consumer

• Decomposer

Tags

NGSS.5-LS2-1

NGSS.5-PS3-1

Organisms that break down wastes and dead organisms and return the raw materials to the environment

• Producer

• Consumer

• Decomposer

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

A food _______ is a series of events in which one organism eats another and obtains energy.

• chain

• web

• pyramid

• plate

Tags

NGSS.5-LS2-1

As you work your way up the energy pyramid, what happens to the energy?

• It increases

• It decreases

• It stays the same

• Nothing

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

In the food web above, what eats the rabbit?

• Fox

• Hawk

• Vole

• Grass

Tags

NGSS.MS-LS2-3

In the energy pyramid, what is the bottom level composed of?

• Producers

• First-Level Consumers

• Second-Level Consumers

• Third-Level Consumers

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Observe the food chain below. What would be the result of disease killing off most of the mouse population?

• All populations would be relatively unaffected

• The grasshoppers would become extinct

• The grasshopper population would decrease; the owl population would increase

• The grasshopper population would increase and the owl population would decrease

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Organisms such as bacteria and fungi that break down the remains of dead plants and animals without need for internal digestion

• Decomposers

• Consumer

• Predator

• Producer

Tags

NGSS.5-LS2-1

Overlapping food chains with different pathways for the flow of food energy in an ecosystem

• Food Web

• Ecosystem

• Deciduous Forest

• Energy Transfer

Tags

NGSS.MS-LS2-3