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Food Webs and Energy Flow

Food Webs and Energy Flow

Assessment

Presentation

Science

5th Grade

Practice Problem

Medium

NGSS
MS-LS2-3, MS-LS2-2, MS-LS1-6

+2

Standards-aligned

Created by

Rochelle Hanson

Used 579+ times

FREE Resource

4 Slides • 10 Questions

1

Food Webs and Energy Flow

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2


A food web is a group of interacting food chains. Food webs distribute the sun’s energy through an ecosystem. 

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3

A food chain begins when plants convert energy from the sun into food. This energy then passes into animals that consume these plants. When animals eat other animals, this energy passes further down the chain. But nature isn’t this simple, nor are food chains. 

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4

In fact, food chains interact in complex ways to form food webs—a system of related food chains. Organisms rely on food webs to efficiently distribute the sun’s energy through an ecosystem. Use this food chain to answer the questions about how it distributes the sun’s energy from one organism to another. 

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5

Multiple Choice

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Which organism is a producer in this food web?

1

Wolf Spider

2

Grasshopper

3

Cougar

4

Clover

6

Multiple Choice

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What would happen if all the rabbits in this

ecosystem disappeared?

1

The cougar and fox populations would

decrease.

2

The cougar and fox populations would

increase.

3

The wolf spider population would increase.

7

Multiple Choice

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Which of the following describes the rabbit?

1

An omnivore, which eats both plants and

animals.

2

An herbivore, which easts only plants.

3

A carnivore, which eats only animals.

8

Multiple Choice

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Which chain takes the sun’s energy to the rabbit?

1

Sun → Grass → Rabbit

2

Sun → Clover → Fox → Rabbit

3

Sun → Clover → Fox → Cougar

9

Multiple Choice

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Which organism does not appear to have any predators on this food web?

1

Wolf Spider

2

Fox

3

Cougar

10

Multiple Choice

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Energy passes from the grass to the red fox through which organism?

1

Wolf Spider

2

Clover

3

Rabbit

4

Cougar

11

Multiple Choice

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What type of consumer is the fox?

1

herbivore

2

omnivore

3

carnivore

12

Multiple Choice

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Energy passes from the wolf spider to the cougar through which organism?

1

Grasshopper

2

Rabbit

3

Grass

4

Red Fox

13

Multiple Choice

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How many organisms are prey to the cougar?

1

1

2

2

3

3

4

4

14

Multiple Choice

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Energy passes from the clover to the wolf spider through which organism?

1

Red Fox

2

Grasshopper

3

Rabbit

4

Cougar

Food Webs and Energy Flow

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