AP Psychology : Evolutionary Principles

Study concepts, example questions & explanations for AP Psychology

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Example Questions

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Example Question #11 : Evolutionary Principles

Which of the following answer choices does not accurately describe the theory of natural selection?

Possible Answers:

Certain variations in biological and physical characteristics increase organisms' reproductive and survival chances in their environment

All of these

Organisms' offspring compete for survival

Offspring that survive are more likely to pass on their genes to future generations and offspring

Natural selection can cause a population's characteristics to change over long periods of time

Correct answer:

All of these

Explanation:

Natural selection is a term coined by Charles Darwin that states that the biological and physical traits that lead to an organism's increased survival and reproduction will be the traits that will eventually be passed onto future generations. All of the answer choices accurately describe concepts surrounding the idea of natural selection.

Example Question #1491 : Ap Psychology

According to evolutionary theory, the ability of an octopus to blend into its environment by changing colors is an example of which of the following?

Possible Answers:

None of these

Adaptation

Fitness

Heritability

Correct answer:

Adaptation

Explanation:

Adaptation is an inherited characteristic that increased in a population because it helped solve a problem of survival or reproduction during the time it emerged. For an octopus, blending into their environment is a way to increase survival because predators are less likely to notice the octopus. 

Fitness also has to do with evolutionary psychology, but it refers to the reproductive success of an organism. Heritability also sounds like it might be a correct answer because the adaptive ability of blending in might be a trait that was inherited; however, heritability has to do with measuring the tendency for a particular trait to be passed down to a future generation.

Example Question #13 : Evolutionary Principles

Which of the following best describes the concept of adaptation? 

Possible Answers:

Heritable characteristics that provide a survival advantage are more likely than other characteristics to be passed on to subsequent generations

Inherited characteristics that increased in a population because it helped solve a problem of survival when it emerged

Reproductive success of an individual organism relative to the average reproductive success in the population

Inherited characteristics that decrease the probability of an organism's survival or reproductive success

Correct answer:

Inherited characteristics that increased in a population because it helped solve a problem of survival when it emerged

Explanation:

Adaptation is best described as inherited characteristics that increase in a population because it helped to solve a problem of survival when it emerged. Adaptation is a process that occurs through natural selection, which is described as heritable characteristics that provide a survival advantage are more likely than other characteristics to be passed on to subsequent generations. The two concepts are very similar, but an organism's adaptation is the result of the natural selection process. The reproductive success of an individual organism relative to the average reproductive success in the population is best understood as that organism's fitnessThe remaining option of decreasing the probability of an organism's chance of survival or reproduction is not in line with evolutionary theory, which posits that organisms are becoming increasingly complex and adaptable. 

Example Question #1492 : Ap Psychology

Which of the following terms is most commonly associated with the field of evolutionary psychology?

Possible Answers:

Biofeedback

The unconscious

Kin selection

Genetically modified organisms (GMOs)

Unconditional positive regard

Correct answer:

Kin selection

Explanation:

Evolutionary psychology attempts to explain psychological phenomena under the lens of natural selection. "Kin selection" is the evolutionary strategy that favors the reproductive success of one's biological relatives as opposed to strangers. All of the other answer choices are not associated with the field of evolutionary psychology. 

Example Question #1493 : Ap Psychology

Which of the following scientists developed the concept known as natural selection?

Possible Answers:

Charles Darwin

James Peter

Henry Morgan

James Maas

Daryl Bem

Correct answer:

Charles Darwin

Explanation:

Charles Darwin believed that organisms produce a greater number of individuals each generation than can actually survive; furthermore, he theorized that those who survived would pass their favorable traits onto future generations. This concept developed into natural selection, a core tenet of evolutionary psychology. 

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