Natural Selection

What is biological fitness defined as?

• The ability to perform physical exercises for a long duration

• The ability to survive and pass on one's genes in a given environment

• The ability to compete in nature without human help

• The ability to adapt to any environment quickly

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Who published the work 'On the Origin of Species'?

• Gregor Mendel

• Charles Darwin

• Albert Einstein

• Isaac Newton

What does natural selection act on?

• Ecosystems

• All of the above

• Individuals

• Populations

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Which type of selection favors one extreme phenotype?

• Balancing selection

• Disruptive selection

• Directional selection

• Stabilizing selection

What is a common misconception about evolution?

• Individuals can evolve within their lifetime

• Evolution is goal-directed

• Only the strongest survive

• Populations evolve, not individuals

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What is an example of directional selection?

• Peppered moths during the industrial revolution

• Peacock's tail size

• Birth weight in humans

• Stem height in plants

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What causes genetic variability?

• Natural selection

• Random mutation

• Adaptation

• Environmental changes

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What is NOT a category of natural selection?

• Selective selection

• Disruptive selection

• Stabilizing selection

• Directional selection

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What is an example of stabilizing selection?

• Beak size in Darwin's finches

• Male peacock's tail

• Color of rock pocket mice

• Human height

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What does the concept of 'survival of the fittest' more accurately described as?

• Survival of the strongest

• Survival of the fastest

• Survival of the fit enough

• Survival of the most intelligent

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