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Lesson 3 How ecosystems work Part 3 Critical thinking
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Teacher MAS
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Updated Oct 30, 2020
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00:02 - 00:02
less than three.
00:03 - 00:07
How ecosystems work for three critical thinking questions.
00:09 - 00:14
After we finished explaining the three sections in this chapter,
00:15 - 00:17
we're going to discuss some of the critical thinking questions.
00:19 - 00:22
Read the following passage on then answer the questions below.
00:24 - 00:27
Your family is considering buying a house near a nature
00:28 - 00:33
preserve that has Bean established to maintain a portion off
00:33 - 00:34
the original ecosystem.
00:35 - 00:38
You attend the meeting, in which the developer is explaining
00:39 - 00:40
the plans for the project.
00:42 - 00:45
One woman in the audience complaints that she does not
00:46 - 00:47
like the nature.
00:49 - 00:53
There are e gasses or grasses on the nature preserve
00:54 - 00:55
she wants.
00:55 - 01:01
The grass is removed, replanted with on imported grass.
01:02 - 01:06
A man in the audience suggest that exotic animals on
01:07 - 01:09
the preserve would make more beautiful.
01:13 - 01:17
The woman proposes that the developer construct a playground in
01:17 - 01:22
the center off and build a paved road.
01:22 - 01:30
In it, she wants picnic tables set up throughout the
01:30 - 01:31
preserve for family picnic.
01:33 - 01:37
The question is what would be your response to the
01:37 - 01:40
woman who wants to replace the native grass?
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Now think about it for a moment and reconsider all
01:47 - 01:52
the consequences off changing environment into a new environment.
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Let's have a look.
01:58 - 02:01
The answer is now.
02:02 - 02:02
This is called interpretation.
02:03 - 02:06
We are having or talking about integrity in question.
02:07 - 02:09
What would be your response to the man who wants
02:10 - 02:12
exhaust animals placed on the site?
02:14 - 02:22
The answer is the answer to be your response to
02:22 - 02:25
the woman who wants to put a playground on the
02:25 - 02:29
site. Think for a moment on.
02:30 - 02:33
The answer will be or disagree.
02:35 - 02:38
There would be no life on Earth without the sun.
02:39 - 02:41
This is a very important question.
02:41 - 02:46
When you think about the presence of the sun, a
02:47 - 02:50
severe drought in a grassland will reduce the number of
02:50 - 02:52
consumers in the entire G pyramid.
02:54 - 03:03
The answer is chin mhm refining concepts.
03:05 - 03:09
The statement below challenge you to refine your understanding off
03:09 - 03:10
concepts covered in this chapter.
03:11 - 03:14
Think carefully and answer the conscious questions that below.
03:15 - 03:19
Explain why the difference between the primary and secondary succession
03:19 - 03:20
is not always clear.
03:23 - 03:28
And the answer is explain.
03:28 - 03:31
What do you think would happen to the phosphorus, carbon
03:32 - 03:35
and nitrogen cycle if the sun were to burn out?
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Let's think about it here for a moment.
03:44 - 03:47
Explain the importance off likens to primary succession.
03:54 - 03:57
Clover is part of a carbon, nitrogen and phosphorus cycles.
03:58 - 04:03
All of these cycles answer
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