Questions and Answers
What is the habitat of peppered moths?
England, Europe, and North America
True or false: Peppered moths are found only in England.
False
Where are peppered moths found?
Peppered moths are found in England, Europe, and North America.
True or false: Peppered moth larvae look like small branches to avoid predators.
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What do the larvae of peppered moths feed on?
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What do peppered moth larvae feed on?
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True or false: The Industrial Revolution caused dark smoke that affected the color of the peppered moths.
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How did the Industrial Revolution affect the color of peppered moths?
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What caused the darkening of peppered moths during the Industrial Revolution?
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What is industrial melanism?
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What is the name of the phenomenon where over 100 other moth species also darkened over time in polluted forests?
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True or false: Peppered moth color is not genetic and cannot be passed on to the next generation.
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How was the dominance of dark moths in a dark forest explained by natural selection?
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True or false: Natural selection explains how the lighter moths became dominant in a dark forest.
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How did natural selection explain the dominance of dark moths in a dark forest?
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Is natural selection still at work in peppered moths?
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What is the current trend in the number of dark moths as forests become cleaner?
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True or false: Over 100 other moth species also darkened over time in polluted forests, known as industrial melanism.
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What is the significance of peppered moths and industrial melanism in scientific research?
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Why have peppered moths and industrial melanism been extensively studied by scientists?
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True or false: The number of dark peppered moths is increasing as forests become cleaner.
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Study Notes
- Peppered moths are small insects found in England, Europe, and North America.
- They have light wings peppered with small dark spots.
- Larvae feed on birch, willow, and oak leaves and have a body that looks like a small branch to hide from predators.
- Darker moths were rare, but that changed around 150 years ago during the Industrial Revolution.
- Factories burning coal for fuel caused dark smoke that covered the countryside and affected the moths.
- The color of the moths was found to be genetic and passed on to the next generation.
- Natural selection explains how the dark moths became dominant in a dark forest.
- Over 100 other moth species also darkened over time in polluted forests, known as industrial melanism.
- Natural selection is still at work in peppered moths, with the number of dark moths dropping as forests become cleaner.
- Peppered moths and industrial melanism have been extensively studied by scientists.
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