PSYCHOLOGY 105 EXAM QUESTIONS WITH CORRECT ANSWERS LATEST UPDATE
2025/2026
Early humans, as hunter-gatherers, did not know when they would find food. If they found fat,
they ate it, because fat could be stored in the body and used later when food might be scarce.
For this reason, humans evolved to like fat. Human cravings have not changed much, even
though our environments have. So our preference for fatty foods can be attributed to
_____________. - Answers adaptation
_______________ play an important role in communication between neurons, produce the material
that insulates neurons, and aid cell metabolism. - Answers Glial cells
Clinical psychology can be best defined as the study of: - Answers the diagnosis and treatment
of mental, emotional, and behavioral disorders, and the promotion of psychological health.
James has received training in medicine and has an MD degree; in addition to offering therapy
he can prescribe drugs. Based on this information, it can be concluded that James is a: -
Answers
Melinda sees a bear in the woods and becomes extremely scared. She decides to run away as
fast as she can. When she gets home, she calms down, because the bear did not follow her. In
this situation, the ________________ prepared Melinda's body to deal with this emergency, and the
______________ relaxed her body after the crisis. - Answers sympathetic nervous system;
parasympathetic nervous system
Few of the patients undergoing treatment for phobic disorder agree to participate in a clinical
trial of a new antidepressant medication. The patients are randomly divided into two groups.
Both groups receive pills to be taken on a daily basis, but only one of the groups receives pills
with the newly produced active ingredients. The other group's pills contain no active ingredients.
In this study, the group that receives the pills that do not contain the active ingredients is called
the _________. - Answers control group
The ________________ is the part of the nervous system that comprises the brain and spinal cord.
- Answers central nervous system
For which of the following reasons is ancient Greece significant in the history of psychology? -
Answers The foundations for psychology as a science can be traced to ancient Greece.
In a study on sugar consumption and activity level, an artificial sweetener would be an
appropriate __________. - Answers placebo
Which of the following traits can be determined in a person by a single gene? - Answers
Chan Lee, an Asian primatologist, studied different groups of gorillas over a period of 18 years.
She studied them daily in the subtropical forests of Africa to understand their mating and
, reproductive habits. Based on her observations, Chan found that male gorillas are ready to mate
when they are 15 years of age. In this scenario, descriptive method of research used by Chan
can be best termed as a(n) ___________. - Answers naturalistic observation
Ravi is a participant in a cognitive experiment, but he does not know if he is in the experimental
group or the control group. The researchers, however, are aware of the condition to which he
has been assigned. The study in which Ravi is participating is called a(n) ___________. - Answers
single-blind study
Ed, an early researcher in psychology, was interested in how the environment impacts
tendencies to act. He believed that focusing on the mind through introspection was not
scientific. Ed was most likely a: - Answers behaviorist.
Which of the following is ethically permissible while conducting research on humans? - Answers
Not informing the participants of the research hypothesis
What happened when Phineas Gage sustained an injury to his frontal lobes when he was shot
through the head with an iron bar in a railroad accident? - Answers His personality changed.
From the following, identify an accurate statement about behavioral measures. - Answers
Behavioral measures involve the systematic observation of people's actions either in their
normal environment or in a laboratory setting.
___________ are the most common kind of neuron in the brain. - Answers
Empiricism is the belief that all knowledge and thoughts come from _____________. - Answers
experience
A variable can be defined as: - Answers anything that changes, or differs, within or between
individuals.
The corpus callosum - Answers
Sarah is observing high school students use Facebook and Skype. Her purpose is to see how
these students perceive information, how they acquire and use language, and how these media
change the way they communicate in the society. She is most likely a student of: - Answers
psychology.
______________ is the science of understanding individuals—animals as well as people. - Answers
Psychology
Madeline is an elderly person who takes medicine to treat memory loss that accompanies her
Alzheimer's disease. Madeline's medication likely enhances the effects of the neurotransmitter
______________. - Answers acetylcholine
A study was conducted by a group of researchers in Asian cities to determine the driving
2025/2026
Early humans, as hunter-gatherers, did not know when they would find food. If they found fat,
they ate it, because fat could be stored in the body and used later when food might be scarce.
For this reason, humans evolved to like fat. Human cravings have not changed much, even
though our environments have. So our preference for fatty foods can be attributed to
_____________. - Answers adaptation
_______________ play an important role in communication between neurons, produce the material
that insulates neurons, and aid cell metabolism. - Answers Glial cells
Clinical psychology can be best defined as the study of: - Answers the diagnosis and treatment
of mental, emotional, and behavioral disorders, and the promotion of psychological health.
James has received training in medicine and has an MD degree; in addition to offering therapy
he can prescribe drugs. Based on this information, it can be concluded that James is a: -
Answers
Melinda sees a bear in the woods and becomes extremely scared. She decides to run away as
fast as she can. When she gets home, she calms down, because the bear did not follow her. In
this situation, the ________________ prepared Melinda's body to deal with this emergency, and the
______________ relaxed her body after the crisis. - Answers sympathetic nervous system;
parasympathetic nervous system
Few of the patients undergoing treatment for phobic disorder agree to participate in a clinical
trial of a new antidepressant medication. The patients are randomly divided into two groups.
Both groups receive pills to be taken on a daily basis, but only one of the groups receives pills
with the newly produced active ingredients. The other group's pills contain no active ingredients.
In this study, the group that receives the pills that do not contain the active ingredients is called
the _________. - Answers control group
The ________________ is the part of the nervous system that comprises the brain and spinal cord.
- Answers central nervous system
For which of the following reasons is ancient Greece significant in the history of psychology? -
Answers The foundations for psychology as a science can be traced to ancient Greece.
In a study on sugar consumption and activity level, an artificial sweetener would be an
appropriate __________. - Answers placebo
Which of the following traits can be determined in a person by a single gene? - Answers
Chan Lee, an Asian primatologist, studied different groups of gorillas over a period of 18 years.
She studied them daily in the subtropical forests of Africa to understand their mating and
, reproductive habits. Based on her observations, Chan found that male gorillas are ready to mate
when they are 15 years of age. In this scenario, descriptive method of research used by Chan
can be best termed as a(n) ___________. - Answers naturalistic observation
Ravi is a participant in a cognitive experiment, but he does not know if he is in the experimental
group or the control group. The researchers, however, are aware of the condition to which he
has been assigned. The study in which Ravi is participating is called a(n) ___________. - Answers
single-blind study
Ed, an early researcher in psychology, was interested in how the environment impacts
tendencies to act. He believed that focusing on the mind through introspection was not
scientific. Ed was most likely a: - Answers behaviorist.
Which of the following is ethically permissible while conducting research on humans? - Answers
Not informing the participants of the research hypothesis
What happened when Phineas Gage sustained an injury to his frontal lobes when he was shot
through the head with an iron bar in a railroad accident? - Answers His personality changed.
From the following, identify an accurate statement about behavioral measures. - Answers
Behavioral measures involve the systematic observation of people's actions either in their
normal environment or in a laboratory setting.
___________ are the most common kind of neuron in the brain. - Answers
Empiricism is the belief that all knowledge and thoughts come from _____________. - Answers
experience
A variable can be defined as: - Answers anything that changes, or differs, within or between
individuals.
The corpus callosum - Answers
Sarah is observing high school students use Facebook and Skype. Her purpose is to see how
these students perceive information, how they acquire and use language, and how these media
change the way they communicate in the society. She is most likely a student of: - Answers
psychology.
______________ is the science of understanding individuals—animals as well as people. - Answers
Psychology
Madeline is an elderly person who takes medicine to treat memory loss that accompanies her
Alzheimer's disease. Madeline's medication likely enhances the effects of the neurotransmitter
______________. - Answers acetylcholine
A study was conducted by a group of researchers in Asian cities to determine the driving
