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Energy Flow in Ecosystems Part 3

Energy Flow in Ecosystems Part 3

Assessment

Presentation

Science

7th Grade

Medium

NGSS
MS-LS2-3, MS-LS2-1, MS-LS2-4

+3

Standards-aligned

Created by

Sabrina Wadhams

Used 8+ times

FREE Resource

5 Slides • 9 Questions

1

Energy Flow in Ecosystems Part 3

Freshwater Ecosystems

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2

Learning Objective:

  • We will describe food webs within freshwater ecosystems.

3

Fill in the Blank

What is the main difference between marine and freshwater ecosystems?

4

Multiple Select

What are two examples of freshwater ecosystems?

1

A swimming pool.

2

A pond.

3

A river.

4

An estuary.

5

A gulf.

5

Energy Pyramid

What do you notice?

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6

Multiple Choice

As you go up the pyramid, do organisms loose more or less energy?

1

More.

2

Less.

7

Open Ended

Brainstorm: Why do you think freshwater ecosystems have larger producers like plants instead of just phytoplankton like algae?

8

Freshwater Food Web

What do you notice?

Slide image

9

Multiple Select

What are the apex predators in this freshwater ecosystem?

1

Birds.

2

People.

3

Snails.

4

Largemouth Bass.

5

Damselflies.

10

Open Ended

Brainstorm: What kind of affect do you think people have on freshwater ecosystems?

11

Poll

Have you ever visited a freshwater ecosystem?

Yes.

No.

Yes, and I want to again!

No. but I want to visit one!

12

Poll

What type of freshwater ecosystem would you like to visit?

A river.

A pond.

A lake.

A water treatment facility.

13

Open Ended

How can I make this lesson better? Use complete sentences with capitalization, correct spelling, and punctuation.

14

Don't Forget Your Homework!

Come to Small Groups when you can!

Energy Flow in Ecosystems Part 3

Freshwater Ecosystems

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