Website Address: https://library.curriki.org/oer/Lab-Pepper-Moths
Year |
# of Light Moths Captured |
# of Dark Moths Captured |
2 |
537 |
112 |
3 |
484 |
198 |
4 |
392 |
210 |
5 |
246 |
281 |
6 |
225 |
357 |
7 |
193 |
412 |
8 |
147 |
503 |
9 |
84 |
594 |
10 |
56 |
638 |
1.
Using
a line graph (you should have 2 lines) graph the above data on the back of this
sheet.
2.
What
preys on peppered moths?
_________________________________________________
3.
If
the bark on the trees is dark and the moths that rest there are light, what
might happen to the moths?
4.
What
could have caused the first few moths to change from a light variety to a dark
variety?
5.
What
event caused the trees in England to turn from light to dark?
6.
Which
variety of moth increased over the 10-year period? ______________________________
7.
Looking
at your graph, what trends do you notice?
What may have caused these trends?
8.
How
does this example relate to our study of natural selection? How could natural selection be a mechanism (a
way) for evolution?