Energy Transfer in Ecosystems Study Guide

Match each definition to the correct term from the word bank. Each term is used once.

• Omnivore

• An organism that gains energy and nutrients by consuming other organisms.

• Decomposer

• An organism that breaks down the remains of other organisms to gain energy and nutrients.

• Consumer

• An organism that consumes both plants and animals for energy and nutrients.

• Producer

• Uses energy to make their own food.

Match each definition to the correct term from the word bank. Each term is used once.

• Herbivore

• An organism that consumes plants for nutrients and energy.

• Food Web

• Demonstrates the feeding relationships between organisms in an ecosystem.

• Carnivore

• An organism that consumes animals.

• Food Chain

• The path of energy transfer from producers to consumers.

Tags

NGSS.MS-LS2-3

Using the ocean food web image, the primary producer is (a)   .

• algae
• goliath grouper
• shrimp
• dolphin

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Using the ocean food web image, which organisms are predators of the pinfish? Select all that apply.

• spotted seatrout

• goliath grouper

• dolphin

• smooth toadfish

Tags

CA.NGSSADS.SCI.MS-LS2-2

CA.NGSSDCI.SCI.MS-LS2-2

CA.SCI.6-8.LS2.A.1

CA.SCI.6-8.LS2.A.4

Using the ocean food web image, what does the spotted seatrout eat? (Select all that apply.)

• pinfish

• shrimp

• algae

• crab

• sea urchin

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

Using the ocean food web image, who is a tertiary consumer?

• dolphin

• pinfish

• shrimp

• algae

Tags

NGSS.MS-LS2-3

Using the ocean food web image, what role(s) does the smooth toadfish play in this food web?

• secondary consumer

• producer

• decomposer

• tertiary consumer

• primary consumer

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

Create a desert food web by matching each consumer to its primary energy source using the pictured desert organisms.

• Rattlesnake

• Rattlesnake

• Flower Bush

• Hawk

• Lizard

• Lizard

• Grasshopper

• Grasshopper

• Mouse

• Owl

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

NGSS.MS-LS2-2

In the desert food web shown, which organisms are directly connected to the owl?

• Mouse

• Rattlesnake

• Cactus

• Grasshopper

Tags

NGSS.MS-LS2-2

How does the grasshopper gain energy in this desert food web?

• By eating the flower bush

• By eating the lizard

• By photosynthesis

• By decomposing dead animals

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1