A Peppered Moth Activity
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Transcript A Peppered Moth Activity
There are two major varieties of
peppered moths, a light-colored variety
and a dark-colored variety. These
moths are active at night and rest on
trees during the day.
1. Does the environment effect which
kind of peppered moth is more
abundant?
There are actually two in this picture!
1. Does the environment determine
which moth is more abundant?
2. Why does this
environment favor
the white moth?
The following is fictional data collected
over a ten year span by scientists.
Moth type
Year
1
Light
colored
moths
663 602 565 490 444 389 297 178 99 46
Dark
colored
moths
Year
2
Year
3
Year
4
Year
5
Year
6
Year
7
Year
8
Year
9
Year
10
72 147 211 298 376 423 499 558 641 714
3. What conclusions could we make using this
data?
800
600
400
Light
Dark
200
0
Light
Charts and Graphs!
10
9
8
7
6
Light
5
Dark
4
3
2
1
0
200
400
600
800
1000
Answer: A line graph.
800
700
600
500
Light
400
Dark
300
200
100
0
1
2
3
4
5
6
7
8
9
10
6. What environmental factor determined
which moth was more abundant?
7. What things could change this
environmental factor?
8. Does this change cause a change in the
species?
9.
Is that evolution?