Thursday 5/4 - ER 3.2

Last updated 14 days ago
26 questions

ER 3.2: Walk in the Woods

Objective: KWBAT synthesize what makes up soil and summarize the role of decomposers.
1

What is the role of the foxes in this food web?

1

Which organisms in this food web are omnivores?

1

Which statement would be true if the owl population disappeared?

0

List all of the organisms that make their food molecules from water and carbon dioxide, with sunlight:

3

What is the original source of food for this ecosystem?

0

Explain your answer for question 5

The original source of food for this ecosystem is _____________ because __________________

1

What is the original source of energy for this ecosystem?

0

Explain your answer for question 7

The original source of energy for this ecosystem is _____________ because __________________

Our Investigation Question:
Why is the matter that makes up soil different in different places?

Key Idea:
All organisms, as well as nonliving parts of an ecosystem such as water and air, are made of matter. This is also true for soil. Soil is made of matter.

We will read a book that will help you figure out more about the matter that makes up soil.
PRE READING KNOWLEDGE

0

Soil does not have living things in it.

0

An animal can become part of soil.

0

Earthworms are bad for soil.

0

All kinds of trash can break down and become part of soil.

0

Soil never changes. It always stays the same.

Read "Walk in the Woods"
POST READING KNOWLEDGE

1

Soil does not have living things in it.

1

An animal can become part of soil.

1

Earthworms are bad for soil.

1

All kinds of trash can break down and become part of soil.

1

Soil never changes. It always stays the same.

Page 5

0

Read the passage on Page 5 on the left. What kind of matter makes up soil?

Page 6

0

Read Page 6 on the left. What kind of matter makes up soil?

Page 8


0

Read Page 8 on the left. What kind of matter makes up soil?

Page 10

0

Read Page 10 on the left. What kind of matter makes up soil?

Page 13

0

Read Page 13 on the left. What kind of matter makes up soil?

0

New Understanding:
In one sentence, summarize the new understanding about what matter makes up soil.

Sentence starter:
Soil is ___________________________________

1

Which of the following statements is true about soil?

1

In our soil analysis yesterday, Soil A had small organisms in it that could have been decomposers. Which of the following would tell us that these were definitely decomposers?