Natural Selection

Front

What is natural selection?

Back

Natural selection is the process by which organisms that are better adapted to their environment tend to survive and produce more offspring.

Front

What does 'Survival of the Fittest' mean?

Back

'Survival of the Fittest' refers to the idea that individuals with advantageous traits are more likely to survive and reproduce.

Front

What is an adaptation?

Back

An adaptation is a trait that helps an organism survive and reproduce in its environment.

Front

Give an example of an adaptation in animals.

Back

A bird's beak shape that allows it to access specific food sources is an example of an adaptation.

Front

What is the role of nature in natural selection?

Back

Nature decides which traits are advantageous for survival and reproduction.

Front

Why did the peppered moth population change during the Industrial Revolution?

Back

The population changed because light moths were more visible against sooty trees and were eaten by predators.

Front

What is the difference between natural selection and adaptation?

Back

Natural selection is the process that leads to adaptations, which are the traits that improve survival and reproduction.

Front

What is a common misconception about natural selection?

Back

A common misconception is that natural selection is a conscious process; it is actually an unconscious process driven by environmental pressures.

Front

What is the significance of genetic variation in natural selection?

Back

Genetic variation provides the raw material for natural selection to act upon, allowing populations to adapt over time.

Front

What is the outcome of natural selection?

Back

The outcome of natural selection is the evolution of species, where advantageous traits become more common in a population.