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TASC Psychology study materials
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TASC Psychology practice questions

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Question 1Psychology (content domains not specified in source)

In classical conditioning, a neutral stimulus that comes to trigger a response after being paired with an unconditioned stimulus is called the:

  1. conditioned stimulus Correct answer.
  2. discriminative stimulus
  3. reinforcing stimulus
  4. unconditioned stimulus

Explanation

Repeated pairing causes a previously neutral cue to acquire the power to elicit a response; that cue is the conditioned stimulus. The unconditioned stimulus is the one that naturally produces the response before any learning occurs.

Question 2Psychology (content domains not specified in source)

Which memory store holds a small amount of information for roughly 15 to 30 seconds without rehearsal?

  1. procedural memory
  2. sensory memory
  3. short-term memory Correct answer.
  4. long-term memory

Explanation

Short-term memory is capacity limited and retains information briefly unless it is rehearsed or encoded further. Sensory memory is even briefer, and long-term memory is comparatively durable.

Question 3Psychology (content domains not specified in source)

A researcher finds that students who eat breakfast also tend to earn higher grades. Which conclusion is best supported by this correlation alone?

  1. Higher grades cause students to eat breakfast
  2. The two variables are associated but causality is undetermined Correct answer.
  3. A third variable has been ruled out as an explanation
  4. Eating breakfast causes higher grades

Explanation

Correlational designs establish that two variables co-vary but cannot by themselves identify which variable influences which, or whether a third factor drives both. Causal claims require experimental control or stronger designs.

Question 4Psychology (content domains not specified in source)

According to Piaget, a child who can conserve quantity and reason about concrete events but struggles with abstract hypothetical problems is in which stage?

  1. concrete operational Correct answer.
  2. formal operational
  3. preoperational
  4. sensorimotor

Explanation

The concrete operational stage, roughly ages 7 to 11, is marked by conservation and logical thought about tangible situations. Abstract hypothetical reasoning emerges later, in the formal operational stage.

Question 5Psychology (content domains not specified in source)

Which neurotransmitter is most closely associated with reward processing and is a primary target of addictive drugs?

  1. GABA
  2. acetylcholine
  3. dopamine Correct answer.
  4. serotonin

Explanation

Dopamine signaling in pathways such as the mesolimbic system underlies reward learning and is heavily implicated in substance dependence. Other neurotransmitters modulate mood, arousal, or inhibition but are not the central reward signal.

Question 6Psychology (content domains not specified in source)

In operant conditioning, removing an unpleasant stimulus after a behavior to increase that behavior is called:

  1. negative reinforcement Correct answer.
  2. positive punishment
  3. positive reinforcement
  4. negative punishment

Explanation

Reinforcement always increases behavior, and negative means a stimulus is removed. Taking away something aversive therefore strengthens the response through negative reinforcement.

Question 7Psychology (content domains not specified in source)

Which defense mechanism involves attributing one's own unacceptable impulses to another person?

  1. displacement
  2. regression
  3. projection Correct answer.
  4. sublimation

Explanation

Projection protects the ego by perceiving threatening internal impulses as belonging to someone else instead. Displacement redirects emotion to a safer target, while sublimation channels impulses into acceptable activity.

Question 8Psychology (content domains not specified in source)

The tendency to overestimate how much other people share our own beliefs and behaviors is known as:

  1. the false consensus effect Correct answer.
  2. cognitive dissonance
  3. the bystander effect
  4. the fundamental attribution error

Explanation

The false consensus effect describes assuming that others think and act as we do, which makes our own choices feel more typical than they are. It differs from attribution errors, which concern explanations for behavior.

Question 9Psychology (content domains not specified in source)

A test yields similar scores when the same person takes it repeatedly under stable conditions. This property is:

  1. validity
  2. norming
  3. standardization
  4. reliability Correct answer.

Explanation

Reliability concerns consistency and stability of measurement across occasions or items. Validity concerns whether the test measures the intended construct, which is a separate question.

Question 10Psychology (content domains not specified in source)

In a normal distribution, approximately what percentage of scores falls within one standard deviation of the mean?

  1. 99 percent
  2. 68 percent Correct answer.
  3. 95 percent
  4. 50 percent

Explanation

The empirical rule states that roughly 68 percent of observations lie within one standard deviation of the mean in a normal distribution. About 95 percent fall within two standard deviations and about 99.7 percent within three.

Question 11Psychology (content domains not specified in source)

A dog learns to salivate to a bell paired with food, but then the bell is repeatedly presented alone and salivation fades. This decline is called:

  1. extinction Correct answer.
  2. spontaneous recovery
  3. generalization
  4. blocking

Explanation

Extinction occurs when a conditioned stimulus is presented without the unconditioned stimulus, weakening the conditioned response. The learned association is suppressed rather than permanently erased.

Question 12Psychology (content domains not specified in source)

Which sleep stage is most strongly associated with vivid dreaming and rapid eye movements?

  1. stage N2
  2. REM sleep Correct answer.
  3. stage N3
  4. stage N1

Explanation

REM sleep features rapid eye movements, high-frequency low-amplitude brain activity resembling wakefulness, and the most vivid dream reports. Deep slow-wave sleep in N3 is associated with restoration rather than narrative dreaming.

Question 13Psychology (content domains not specified in source)

A person who cannot form new episodic memories after brain damage but still improves on a practiced motor task most likely has damage to the:

  1. hippocampus Correct answer.
  2. cerebellum
  3. amygdala
  4. hypothalamus

Explanation

The hippocampus is critical for consolidating new declarative memories, so damage impairs recall of new facts and events. Procedural learning can proceed through other structures such as the basal ganglia and cerebellum.

Question 14Psychology (content domains not specified in source)

According to Erikson, the central psychosocial task of adolescence is resolving:

  1. industry versus inferiority
  2. identity versus role confusion Correct answer.
  3. trust versus mistrust
  4. intimacy versus isolation

Explanation

Erikson placed identity formation, including exploring roles and values, at the center of adolescent development. Failure to consolidate a coherent identity leaves role confusion.

Question 15Psychology (content domains not specified in source)

A therapist helps a client replace irrational beliefs such as 'I must be perfect' with more realistic appraisals. This approach is most characteristic of:

  1. systematic desensitization
  2. cognitive therapy Correct answer.
  3. psychoanalysis
  4. electroconvulsive therapy

Explanation

Cognitive therapy targets distorted or irrational beliefs and works to restructure them into more accurate appraisals. It is distinguished from behavioral techniques that focus on conditioned responses.

Question 16Psychology (content domains not specified in source)

Which of the following best describes the difference between a population and a sample?

  1. A population is measured with statistics; a sample is measured with parameters
  2. A population is randomly assigned; a sample is not
  3. A sample includes all members; a population includes only volunteers
  4. A population is the entire group of interest; a sample is a subset drawn from it Correct answer.

Explanation

The population is the full set of individuals about which a researcher wants to draw conclusions, while a sample is the smaller subset actually observed. Statistics describe samples and parameters describe populations.

Question 17Psychology (content domains not specified in source)

A student studies in a noisy room and later performs well on the exam in that same noisy room but poorly in a quiet room. This pattern is best explained by:

  1. the spacing effect
  2. encoding specificity Correct answer.
  3. retroactive interference
  4. state-dependent memory

Explanation

Encoding specificity holds that retrieval is best when the cues present at recall match those encoded with the material, including environmental context. Matching the study and test environment provides those contextual cues.

Question 18Psychology (content domains not specified in source)

Which schedule of reinforcement typically produces the highest and most persistent rate of responding?

  1. fixed interval
  2. variable interval
  3. variable ratio Correct answer.
  4. fixed ratio

Explanation

Variable ratio schedules deliver reinforcement after an unpredictable number of responses, which sustains high, steady responding and strong resistance to extinction. Interval schedules generally produce lower or more scalloped response patterns.

Question 19Psychology (content domains not specified in source)

A researcher randomly assigns participants to a drug or placebo group and keeps participants unaware of their condition. This design primarily controls for:

  1. experimenter bias and selection differences
  2. sampling error and measurement error
  3. demand characteristics and placebo effects Correct answer.
  4. history effects and maturation

Explanation

Blinding participants prevents their expectations from shaping responses, addressing placebo effects and demand characteristics. Random assignment separately addresses preexisting group differences.

Question 20Psychology (content domains not specified in source)

Which structure relays nearly all sensory information (except smell) to the cerebral cortex?

  1. basal ganglia
  2. thalamus Correct answer.
  3. medulla
  4. pons

Explanation

The thalamus acts as a sensory relay station, transmitting incoming signals from most sensory systems to appropriate cortical areas. Olfaction is the notable exception that bypasses this relay.

Question 21Psychology (content domains not specified in source)

A person insists that a failed investment was actually a smart move and describes the decision as carefully planned. This is most consistent with:

  1. social loafing
  2. cognitive dissonance reduction Correct answer.
  3. the halo effect
  4. the mere exposure effect

Explanation

When behavior and beliefs conflict, people reduce the resulting discomfort by adjusting beliefs to justify the behavior, which is cognitive dissonance reduction. Here the person reframes the poor decision to make it consistent with a positive self-image.

Question 22Psychology (content domains not specified in source)

A test is highly reliable but systematically scores all candidates ten points too high. Which statement is accurate?

  1. The test is valid but unreliable
  2. The test is reliable but its validity is compromised Correct answer.
  3. The test is both reliable and valid
  4. Reliability and validity are both unaffected by constant error

Explanation

A constant shift preserves consistency across occasions, so reliability can remain high. However, systematic error means scores no longer accurately reflect the construct, which undermines validity.

Question 23Psychology (content domains not specified in source)

In a study, participants who receive a treatment improve, but so do participants in the control group who expected to improve. The control group's improvement most likely reflects:

  1. maturation
  2. instrumentation drift
  3. a placebo effect Correct answer.
  4. regression to the mean

Explanation

Improvement driven by expectation rather than the active treatment is a placebo effect, which is why blinded control conditions matter. Regression to the mean and maturation produce different patterns tied to extreme scores or time.

Question 24Psychology (content domains not specified in source)

Which finding best supports the idea that working memory has separable components rather than a single unified store?

  1. A person can hold digits while simultaneously tracking a visual pattern with little interference Correct answer.
  2. Recall declines as the number of items increases
  3. Rehearsal improves retention of verbal material
  4. Recognition accuracy exceeds recall accuracy for words

Explanation

Minimal interference between a verbal and a visuospatial task suggests separate subsystems handle each type of material, supporting a multicomponent model. A single shared store would predict substantial competition between the tasks.

Question 25Psychology (content domains not specified in source)

A client reports depressed mood nearly every day for two years, along with low energy and poor self-esteem, without meeting criteria for a full manic episode. This presentation is most consistent with:

  1. cyclothymic disorder
  2. persistent depressive disorder Correct answer.
  3. bipolar I disorder
  4. major depressive disorder

Explanation

Persistent depressive disorder involves chronic depressed mood lasting at least two years, accompanied by additional symptoms such as low energy and low self-esteem. Major depressive disorder involves discrete episodes rather than a continuous two-year course.

Question 26Psychology (content domains not specified in source)

Which part of the neuron receives incoming signals from other neurons and carries them toward the cell body?

  1. The dendrites Correct answer.
  2. The myelin sheath
  3. The synaptic vesicles
  4. The axon terminals

Explanation

Dendrites are the branching extensions that collect signals from neighboring neurons and transmit them toward the soma, where the input is integrated. The axon carries the resulting impulse away from the cell body toward other cells.

Question 27Psychology (content domains not specified in source)

A researcher wants to describe the single most frequently occurring score in a data set. Which measure should be reported?

  1. The mean
  2. The median
  3. The mode Correct answer.
  4. The standard deviation

Explanation

The mode is defined as the value that appears most often in a distribution, so it directly answers a question about the most frequent score. The other measures summarize the middle or the spread rather than frequency of occurrence.

Question 28Psychology (content domains not specified in source)

According to Piaget, a child who understands that a quantity of water stays the same when poured into a differently shaped glass has acquired which ability?

  1. Assimilation
  2. Egocentrism
  3. Object permanence
  4. Conservation Correct answer.

Explanation

Conservation is the understanding that properties such as volume or mass remain unchanged despite changes in appearance, and it typically emerges in the concrete operational stage. Recognizing that the amount of water is unchanged across containers is the classic demonstration.

Question 29Psychology (content domains not specified in source)

Which brain structure is most closely associated with the formation of new long-term memories, as shown by patients who lose this capacity after damage to it?

  1. The cerebellum
  2. The medulla
  3. The amygdala
  4. The hippocampus Correct answer.

Explanation

The hippocampus is critical for consolidating new declarative memories, and bilateral damage produces severe anterograde amnesia. Other structures listed serve emotion, motor coordination, or vital autonomic functions instead.

Question 30Psychology (content domains not specified in source)

Which theory of emotion proposes that physiological arousal and the cognitive label applied to it together produce the emotional experience?

  1. James-Lange theory
  2. Schachter-Singer two-factor theory Correct answer.
  3. Cannon-Bard theory
  4. Facial feedback hypothesis

Explanation

The two-factor theory holds that emotion arises from general arousal plus a cognitive interpretation of the situation. Arousal alone is undifferentiated, so the label determines which emotion is felt.

Question 31Psychology (content domains not specified in source)

A person who is highly suggestible, experiences vivid imagined events as real, and reports frequent daydreaming is most likely to score high on which trait?

  1. Neuroticism
  2. Hypnotic susceptibility Correct answer.
  3. Openness to experience
  4. Conscientiousness

Explanation

Hypnotic susceptibility refers to individual differences in responsiveness to hypnotic suggestion, and it correlates with absorption, imaginative involvement, and vivid fantasy. The described pattern matches that construct rather than broad personality dimensions.

Question 32Psychology (content domains not specified in source)

Which parenting style is characterized by high warmth combined with firm, explained rules and responsiveness to the child's needs?

  1. Authoritarian
  2. Uninvolved
  3. Permissive
  4. Authoritative Correct answer.

Explanation

Authoritative parenting pairs high demandingness with high responsiveness, setting clear standards while explaining reasons and attending to the child's perspective. This style is associated with the most favorable developmental outcomes.

Question 33Psychology (content domains not specified in source)

A worker's output is checked after an unpredictable number of items rather than after every item. Which schedule of reinforcement is this?

  1. Variable interval
  2. Fixed interval
  3. Fixed ratio
  4. Variable ratio Correct answer.

Explanation

A variable ratio schedule delivers reinforcement after an unpredictable number of responses, which produces high, steady response rates. Because the count of responses required varies, the pattern differs from fixed schedules.

Question 34Psychology (content domains not specified in source)

In a study, participants rate how confident they are that they could solve a puzzle, and their ratings predict later performance. This rating most directly reflects which concept?

  1. Self-actualization
  2. Reciprocal determinism
  3. Locus of control
  4. Self-efficacy Correct answer.

Explanation

Self-efficacy is a person's belief about their capability to succeed at a specific task, and such beliefs predict effort and performance. The other concepts concern perceived control over outcomes, growth toward potential, or mutual influence among person, behavior, and environment.

Question 35Psychology (content domains not specified in source)

A researcher tests whether a new tutoring program improves scores by comparing a tutored group with an untutored group. The scores are the:

  1. Control variable
  2. Confounding variable
  3. Dependent variable Correct answer.
  4. Independent variable

Explanation

The dependent variable is the outcome that is measured and expected to change as a result of the manipulation. Here the tutoring manipulation is the independent variable, and the measured scores depend on it.

Question 36Psychology (content domains not specified in source)

A patient who suffered damage to Broca's area is most likely to show which pattern?

  1. Inability to recognize familiar faces
  2. Effortful, halting speech with relatively preserved comprehension Correct answer.
  3. Loss of the ability to form new motor habits
  4. Fluent speech that lacks meaning and poor comprehension

Explanation

Broca's area supports speech production, so damage typically yields nonfluent, effortful speech while understanding remains comparatively intact. Fluent but meaningless speech is more characteristic of Wernicke's aphasia.

Question 37Psychology (content domains not specified in source)

A man who feels hostile toward a coworker instead praises him warmly and publicly. Which defense mechanism best describes this?

  1. Reaction formation Correct answer.
  2. Projection
  3. Regression
  4. Sublimation

Explanation

Reaction formation occurs when an unacceptable impulse is replaced in awareness by its opposite, producing exaggerated behavior contrary to the true feeling. Here hostility is transformed into conspicuous warmth toward the same person.

Question 38Psychology (content domains not specified in source)

In classical conditioning, presenting the conditioned stimulus repeatedly without the unconditioned stimulus eventually leads to:

  1. Spontaneous recovery of the unconditioned response
  2. An immediate strengthening of the conditioned response
  3. Generalization to stimuli never paired with the unconditioned stimulus
  4. A gradual weakening and disappearance of the conditioned response Correct answer.

Explanation

Repeated presentation of the conditioned stimulus alone produces extinction, in which the conditioned response declines because the stimulus no longer predicts the unconditioned stimulus. The learned association is weakened rather than strengthened.

Question 39Psychology (content domains not specified in source)

A student feels anxious before every statistics exam and then becomes anxious in any room where statistics class meets. The room functioning as a trigger illustrates:

  1. Stimulus discrimination
  2. Latent inhibition
  3. Higher-order conditioning
  4. Stimulus generalization Correct answer.

Explanation

Stimulus generalization occurs when stimuli similar to the original conditioned stimulus come to elicit the conditioned response. Because the classroom is associated with the exam context, it acquires the capacity to evoke anxiety.

Question 40Psychology (content domains not specified in source)

Which description best characterizes the sensorimotor stage in Piaget's theory?

  1. Infants coordinate sensory input with motor action and develop object permanence Correct answer.
  2. Children reason logically about concrete events but not abstract ideas
  3. Children solve abstract hypothetical problems systematically
  4. Children use symbols but reason from a single salient feature

Explanation

During the sensorimotor stage, infants learn about the world through sensing and acting, and they gradually acquire object permanence. Logical reasoning about concrete events belongs to the concrete operational stage.

Question 41Psychology (content domains not specified in source)

A test that measures the same construct consistently across repeated administrations but does not actually capture the intended skill is best described as:

  1. Neither reliable nor valid
  2. Both reliable and valid
  3. Reliable but not valid Correct answer.
  4. Valid but not reliable

Explanation

Reliability concerns consistency of measurement, while validity concerns whether the instrument measures what it claims to measure. A test can produce stable scores while systematically missing the target construct, so consistency alone does not guarantee accuracy.

Question 42Psychology (content domains not specified in source)

A researcher finds that a new antidepressant reduces symptoms compared with placebo, but the effect is small and the confidence interval barely excludes zero. Which conclusion is most appropriate?

  1. The result is statistically detectable but of limited practical significance Correct answer.
  2. The result proves the drug is clinically superior for all patients
  3. The result shows the study lacked a control condition
  4. The result indicates the measure was unreliable

Explanation

A small effect with a confidence interval near zero suggests statistical significance without strong practical importance. Effect size and interval width inform clinical meaningfulness, not just whether the interval excludes zero.

Question 43Psychology (content domains not specified in source)

A child who has been praised for sharing begins to share more often in new situations with unfamiliar peers. This best illustrates:

  1. Spontaneous recovery
  2. Extinction
  3. Negative punishment
  4. Generalization of operant behavior Correct answer.

Explanation

When a reinforced behavior spreads to settings and people beyond the original training context, generalization of operant behavior has occurred. The praise strengthened sharing, and the behavior now appears in new situations.

Question 44Psychology (content domains not specified in source)

Which pattern of symptoms is most consistent with a manic episode?

  1. Elevated mood, decreased need for sleep, and increased goal-directed activity Correct answer.
  2. Persistent sadness, fatigue, and loss of interest for most of the day
  3. Sudden onset of paralysis with no identifiable medical cause
  4. Recurrent intrusive thoughts accompanied by repetitive rituals

Explanation

A manic episode involves a distinct period of abnormally elevated or irritable mood with increased energy, reduced need for sleep, talkativeness, and heightened goal-directed activity. The other patterns describe depressive, obsessive-compulsive, or conversion symptoms.

Question 45Psychology (content domains not specified in source)

A person with schizophrenia hears voices that others do not hear. This symptom is best classified as:

  1. A mood symptom
  2. A positive symptom Correct answer.
  3. A negative symptom
  4. A cognitive symptom

Explanation

Positive symptoms involve the presence of experiences not seen in typical functioning, such as hallucinations and delusions. Negative symptoms involve deficits such as flat affect or social withdrawal.

Question 46Psychology (content domains not specified in source)

A participant in an experiment follows the incorrect judgments of several confederates even though the correct answer is obvious. This behavior illustrates:

  1. Group polarization
  2. Conformity Correct answer.
  3. Bystander apathy
  4. Obedience

Explanation

Conformity is changing one's behavior or judgment to match the responses of a group, often because of perceived group pressure. Obedience instead involves following the direct commands of an authority figure.

Question 47Psychology (content domains not specified in source)

Which finding most strongly challenges the claim that all memories are stored as exact recordings of events?

  1. Recognition memory is usually better than free recall
  2. Eyewitnesses often incorporate misleading post-event information into their recollections Correct answer.
  3. People recall more items from the beginning of a list than from the middle
  4. Retrieval practice improves later recall compared with rereading

Explanation

If memories were exact recordings, later suggestions could not alter them. The misinformation effect shows that post-event information can reshape recollection, demonstrating that memory is reconstructive rather than a faithful copy.

Question 48Psychology (content domains not specified in source)

A researcher finds that a measure of working memory span predicts reading comprehension even after controlling for vocabulary knowledge. This result suggests that:

  1. Working memory capacity contributes to comprehension independent of vocabulary Correct answer.
  2. Reading comprehension cannot be measured reliably
  3. Working memory span and vocabulary are the same construct
  4. Vocabulary knowledge fully explains comprehension differences

Explanation

Statistical control of vocabulary removes its shared variance, so any remaining association reflects a unique contribution of working memory. This pattern supports an independent role for capacity limits in comprehension.

Question 49Psychology (content domains not specified in source)

A treatment produces improvement in a group receiving it, but an equally improving group received only a sham procedure and believed it was real. The most likely explanation for the improvement in both groups is:

  1. Selection bias
  2. Demand characteristics
  3. A placebo effect Correct answer.
  4. Regression to the mean

Explanation

When improvement occurs in a group that expects benefit from an inert procedure, the placebo effect is implicated, since expectation rather than active treatment drives change. The sham group's belief is the key clue.

Question 50Psychology (content domains not specified in source)

A researcher argues that a correlation of .60 between hours of sleep and exam scores proves that sleep causes better performance. Which criticism is most warranted?

  1. The correlation is too low to be meaningful
  2. Exam scores cannot be measured on a continuous scale
  3. Correlations above .50 are mathematically impossible
  4. Correlation alone cannot establish the direction or causal status of the relationship Correct answer.

Explanation

Correlational designs cannot rule out reverse causation or third variables, so a strong association does not by itself demonstrate causation. Only experimental manipulation or stronger designs can support causal claims.