Natural Selection and Evolution Quiz

What environmental change during the Industrial Revolution affected the peppered moth population?

• Decrease in food supply

• Soot covering trees

• Rise in temperature

• Increase in rainfall

What percentage of peppered moths were dark-colored by 1895?

• 95%

• 50%

• 2%

• 75%

Who is credited with the theory of natural selection?

• Charles Darwin

• Jean-Baptiste Lamarck

• Gregor Mendel

• Alfred Wallace

What is the main cause of evolutionary change according to Darwin?

• Genetic drift

• Mutation

• Migration

• Natural selection

What did Darwin observe about the finches in the Galapagos Islands?

• They had different beak shapes adapted to their food sources

• They had the same beak shapes

• They migrated frequently

• They were all the same species

Which principle of natural selection involves the struggle for existence due to limited resources?

• Heritability

• Differential survival and reproduction

• Variation

• Overproduction

What is the term for the physical characteristics of an organism?

• Gene

• Allele

• Phenotype

• Genotype

What was Darwin's concern regarding his marriage to Emma Wedgwood?

• Their children might suffer from inbreeding effects

• Their children would be too short

• Their children would be too intelligent

• Their children would be too tall

What did Darwin study to understand the effects of inbreeding?

• Birds

• Fish

• Plants and animals

• Rocks

What did Darwin request to be added to England's census?

• Frequency of cousin marriages

• Number of children per family

• Average lifespan

• Types of diseases