6 Questions
What type of selection was observed in the experiment with guppies?
Directional selection
What favored male guppies in the area below the waterfall?
Small and drab-colored appearance to avoid detection by pike
What caused a change in the phenotype of male guppies in the area above the waterfall?
Absence of selection for small and drab-colored traits
In the experiment with guppies, which area experienced natural selection favoring small and drab-colored male guppies?
The area below the waterfall with pike
What caused a change in the phenotype of male guppies in the area above the waterfall?
Absence of selection pressure
What was the impact of moving male guppies to the area above the waterfall?
Phenotypic change towards larger, more colorful guppies
Test your knowledge of evolutionary mechanisms with this quiz on directional selection in guppies. Learn about how environmental factors such as predation and habitat influence the evolution of traits in this popular fish species.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
