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Course: Alhussan Biology — Stage 9
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Alhussan Biology — Stage 9

Chapter 9: Plants and Photosynthesis

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Chapter 10: Excretion in Humans

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Chapter 11: Human Genetics and Development

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Chapter 12: The Carbon Cycle and Climate Change

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Chapter 13: Variation and Natural Selection

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Quiz

Biology 13.5 Investigating the peppered moth: past and present — Quiz

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  • Questions count: 50
  • Passing grade: B+
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1.
Which statement is correct?
Pale moths survived better on sooty trunks.
Sulfur dioxide helped lichens grow.
By 1895 only 2% of moths were dark.
On dark trunks pale moths were eaten by birds.
2.
Survival was 28% for dark and 12% for pale moths. How many times better for dark?
0.4 times
2.3 times
40.0 times
16.0 times
3.
True or false? The first dark moth near Manchester was recorded in 1848.
True
False
4.
120 of 200 moths caught were dark. What percentage?
80.0%
40.0%
0.6%
60.0%
5.
True or false? A single moth does not change colour.
True
False
6.
True or false? The moth flies by day.
True
False
7.
Dark moths near a city after clean air laws. Between which two values of "Year" did "Dark moths (%)" change the most?
Dr Dabour Hub Academy - figure 1
1990 and 2000
2000 and 2010
1980 and 1990
1970 and 1980
8.
Which is the correct definition of “Lichen”?
Competition for food, space and mates.
Pale growth on bark killed by sulfur dioxide.
At risk of extinction.
The natural rate of extinction.
9.
True or false? Pale speckled moths matched lichen-covered bark.
True
False
10.
Dark moths fell from 95% to 15%. By how many percentage points?
84
110
80
15
11.
Which term matches this definition? “A factor such as bird predation that affects which individuals survive.”
Mutation
Variation
Selection pressure
Camouflage
12.
A single moth ____ change colour.
can
does
does not
quickly does
13.
Which statement is correct?
The selection pressure was rain.
Dark moths were common before 1848.
After clean air laws dark moths increased.
After clean air laws, pale moths became more common.
14.
Percentage of dark peppered moths in Manchester. Calculate the percentage change in "Dark moths (%)" from 1848 to 1895.
Dr Dabour Hub Academy - figure 2
9800%
99%
−9700%
9700%
15.
Dark moths fell from 90% to 2%. By how many percentage points?
92
98
2
88
16.
Which statement is NOT correct?
The first dark moth near Manchester was recorded in 1848.
A single moth does not change colour.
Dark moths first appeared by mutation.
Pale moths survived better on sooty trunks.
17.
True or false? Dark moths outnumbered pale ones in polluted areas.
True
False
18.
150 of 200 moths caught were dark. What percentage?
75.0%
0.8%
25.0%
50.0%
19.
Dark moths near a city after clean air laws. Calculate the percentage change in "Dark moths (%)" from 1970 to 2010.
Dr Dabour Hub Academy - figure 3
98%
2%
−98%
−4900%
20.
In clean woodland, which form survives better?
Pale (speckled) moths
Neither
Dark moths
Both equally
21.
True or false? A single moth changes colour to match its background.
True
False
22.
Moths recaptured in a clean wood. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 4
A
B
C
D
23.
True or false? The selection pressure was rain.
True
False
24.
Dark moths fell from 95% to 2%. By how many percentage points?
97
93
2
98
25.
Dark moths near a city after clean air laws. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 5
A
B
C
D
26.
Moths recaptured in a polluted wood. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 6
A
B
C
D
27.
Moths recaptured in a clean wood. What is the value for Dark?
Dr Dabour Hub Academy - figure 7
21
29
9
30
28.
By day it rests on tree ____.
flowers
leaves only
trunks
roots
29.
Moths were marked, released and ____.
painted again
frozen
recaptured
eaten
30.
Why did dark peppered moths become common in industrial areas?
Soot turned them dark
Birds liked pale moths less
They were camouflaged on soot-blackened trees and fewer were eaten
They preferred cities
31.
Which statement is NOT correct?
By day it rests on tree trunks.
Moths were marked, released and recaptured.
Moth colour is controlled by a gene.
Natural selection does not explain the moth change.
32.
True or false? Natural selection does not explain the moth change.
True
False
33.
Which is the correct definition of “Mark-release-recapture”?
Best-adapted individuals survive.
Loss of a population from one place.
Method to estimate population size.
A genetically identical copy.
34.
Dark moths near a city after clean air laws. By how much does "Dark moths (%)" change between 1970 and 2010?
Dr Dabour Hub Academy - figure 8
98
2
122
102
35.
Which statement is NOT correct?
In clean woodland pale moths survive better.
Dark moths first appeared by mutation.
The peppered moth flies at night.
By 1895 only 2% of moths were dark.
36.
Which is the correct definition of “Sulfur dioxide”?
Competition for food, space and mates.
A bacterium resistant to many antibiotics.
Gradual change in a species over many generations.
Polluting gas that killed lichens.
37.
Which statement is NOT correct?
Moth colour is controlled by a gene.
The moth flies by day.
The peppered moth flies at night.
More recaptured moths means better survival.
38.
Which statement is NOT correct?
By 1895 about 98% of Manchester moths were dark.
Factories burned coal.
By day it rests on tree trunks.
Individual moths changed colour to match soot.
39.
On dark trunks pale moths were eaten by ____.
fish
birds
bats only
cats
40.
Moths recaptured in a polluted wood. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 9
A
B
C
D
41.
Which statement is correct?
Individual moths changed colour to match soot.
Sulfur dioxide helped lichens grow.
The peppered moth flies at night.
Pale moths survived better on sooty trunks.
42.
True or false? By 1895 only 2% of moths were dark.
True
False
43.
Which statement is correct?
Moths were marked, released and recaptured.
By 1895 only 2% of moths were dark.
The moth flies by day.
Dark moths were common before 1848.
44.
What controls the colour of a peppered moth?
A gene
Its diet
The weather
Its age
45.
Moth colour is controlled by a ____.
gene
diet
age
temperature
46.
Moths recaptured in a clean wood. What is the total of all the values?
Dr Dabour Hub Academy - figure 10
26
34
21
30
47.
28 of 150 released dark moths were recaptured. What percentage?
81.3%
0.2%
18.7%
5.4%
48.
120 of 150 moths caught were dark. What percentage?
20.0%
80.0%
30.0%
0.8%
49.
True or false? By 1895 about 98% of Manchester moths were dark.
True
False
50.
Moths recaptured in a polluted wood. What is the value for Pale?
Dr Dabour Hub Academy - figure 11
20
10
32
33
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Part of Chapter 13: Variation and Natural Selection — see every lesson and quiz in this unit.
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