Independent Practice: Energy Flow Through Ecosystems

Which of the following organisms are decomposers? There may be more than one.

• grasses

• turtle

• earthworm

• water lily

• algae

Tags

NGSS.MS-LS2-3

In what level of an energy pyramid is there the GREATEST amount of energy?

• Tertiary Level

• Secondary Consumer Level

• Primary Consumer Level

• Producer Level

Tags

NGSS.MS-LS1-6

Which of the following organisms are consumers? There may be more than one.

• grasses

• turtle

• earthworm

• water lily

• algae

Tags

NGSS.MS-LS2-2

Which of the following organisms are producers? (There may be more than one.)

• grasses

• earthworm

• algae

• heron

• water lily

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What is the original source of energy for organisms in a food chain?

• plants

• animals

• sunlight

• consumers

Tags

NGSS.MS-LS1-6

Which is the best definition of a food chain?

• A model of consumers providing energy to producers

• A method for growing plants without soil

• A process by which plants make food from energy in sunlight

• A path by which energy flows from one living thing to another

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

What role do fungi and bacteria play in the energy flow of ecosystems?

• producers

• consumers

• decomposers

• nutrients

Tags

NGSS.MS-LS2-3

What do decomposers do?

• Produce food through photosynthesis

• Break down dead organisms or the wastes of living things

• Hunt other animals for food

• Change food energy into heat in an animal's body

Tags

NGSS.MS-LS2-3

A food web diagram is provided. Based on the diagram, it is reasonable to conclude that matter could follow which of the following paths as it cycles through this ecosystem?

• Sun → grass → robin

• Plant seeds → field mouse → robin

• Eagle → deer → plant seeds

• Grass → deer → mountain lion

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A diagram that shows how energy flows from one organism to another.

• Food chain

• Food web

• Food pyramid

• Energy flow

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3