Psychology
Psychology MCQs with Answers and Explanations
Psychology MCQs with answers and detailed explanations for CSS, PMS, lecturer and GAT tests. Free online practice with the reasoning behind every answer. Take a scored quiz instead →
Sensory receptors in the human retina responsible for color vision and high visual acuity in bright light are called:
ARods
BGanglion cells
CCones
DBipolar cells
Which component of the eye regulates the amount of light entering the eye by adjusting the size of the pupil?
ACornea
BLens
CRetina
DIris
The phenomenon where prolonged exposure to an unchanging stimulus results in a decrease in sensory responsiveness is termed:
ASensory Adaptation
BSensory Deprivation
CHabituation
DSelective Attention
According to the Trichromatic Theory of Color Vision proposed by Young and Helmholtz, the human eye has receptors sensitive to which three colors?
ARed, Yellow, and Blue
BRed, Green, and Blue
CBlack, White, and Red
DGreen, Yellow, and Blue
The Opponent-Process Theory of color vision, which explains afterimages, was formulated by:
AHermann von Helmholtz
BThomas Young
CEwald Hering
DErnst Weber
Deep sleep characterized by delta waves on an EEG occurs during which sleep stage?
AREM Sleep
BStage 1 (N1)
CStage 2 (N2)
DStage 3 (N3 / Slow-Wave Sleep)
Rapid Eye Movement (REM) sleep is often called ‘Paradoxical Sleep’ because:
AThe brain is highly active while the voluntary muscles are essentially paralyzed
BThe body is hyperactive while brain waves are flat
CHeart rate drops to zero during intense dreaming
DThe person experiences waking hallucinations while conscious
Sigmund Freud referred to the remembered story line of a dream as its:
ALatent Content
BManifest Content
CArchetypal Content
DPrimary Content
A state of heightened suggestibility in which a person responds to suggestions for changes in perception, memory, or behavior is known as:
AMeditation
BCircadian Rhythm
CHypnosis
DNarcolepsy
The minimum intensity of physical energy needed to produce a sensory experience 50% of the time is called the:
AAbsolute Threshold
BDifference Threshold
CJust Noticeable Difference
DSensory Adaptation