APPSC Paper I · Probation Officer Paper II: Psychology · Topic 6

6 APPSC Paper I Perception questions with answers

14 questions from APPSC DPO 2023 Psychology question paper with answers and APPSC DPO Psychology Mock 1 with answers. Try each one, then tap Show answer.

Previous-paper questions are as in the original paper. Medha AI wrote the answers and explanations.

6.1Sensation, attention and perceptual processingNotes

  1. Q1 DPO 2023 Psychology, Q51

    Perception Theory was given by -

    1. AWatson
    2. BWilhelm Wundt
    3. CGibson
    4. DKohler
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    Answer C. Gibson

    James J. Gibson proposed the theory of direct (ecological) perception, holding that the environment offers enough information to perceive it directly, without inference.

    Source: APPSC DPO 2023 Psychology (Notification 11/2022), Q53, final key

  2. Q2 DPO 2023 Psychology, Q52

    How we make sense of the world around us?

    1. APerception
    2. BAction
    3. CImage
    4. DSmell
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    Answer A. Perception

    Perception is the process of organising and interpreting sensory information so that we make sense of the world around us.

    Source: APPSC DPO 2023 Psychology (Notification 11/2022), Q54, final key

  3. Q3 DPO 2023 Psychology, Q53

    Perception in ______ refers to the process through which sensory stimulation is translated, organized experience.

    1. APlants
    2. BHumans
    3. CEnvironment
    4. DSociety
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    Answer B. Humans

    In human psychology, perception is the process by which raw sensory stimulation is translated into organised, meaningful experience.

    Source: APPSC DPO 2023 Psychology (Notification 11/2022), Q55, final key

  4. Q4 DPO 2023 Psychology, Q54

    Processing Approaches in Perception includes -

    1. ABottom-up processing & Top-down processing
    2. BRecognition
    3. CPerceiver
    4. Dfragrance
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    Answer A. Bottom-up processing & Top-down processing

    Perception is explained by two processing approaches: bottom-up (data-driven, from sensory features) and top-down (concept-driven, from knowledge and expectations).

    Source: APPSC DPO 2023 Psychology (Notification 11/2022), Q56, final key

  5. Q5 DPO 2023 Psychology, Q55

    Which of the following is the part of Sub-processes of Perception?

    1. ASensation-Experience-Stimulus
    2. BStimulus-Sensory receptors-CNS-Perception
    3. CMemory-Motivation-Emotions
    4. DMemory-Motivation-Stimulus
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    Answer B. Stimulus-Sensory receptors-CNS-Perception

    Perception proceeds as a sequence: a stimulus acts on sensory receptors, the signal travels to the central nervous system, and the brain interprets it as a percept.

    Source: APPSC DPO 2023 Psychology (Notification 11/2022), Q57, final key

  6. Q6 DPO Psychology Mock 1, Q56

    Select the option that is true regarding the following two statements labelled Assertion and Reason.

    Assertion (A): After some time in a room, a person no longer notices a strong smell of incense.

    Reason (R): Sensory receptors become less responsive to a stimulus that does not change.

    1. ABoth (A) and (R) are correct and (R) is the correct explanation of (A)
    2. BBoth (A) and (R) are correct but (R) is not the correct explanation of (A)
    3. C(A) is correct but (R) is not correct
    4. D(A) is not correct but (R) is correct
    Show answerHide answer

    Answer A. Both (A) and (R) are correct and (R) is the correct explanation of (A)

    Both are true: the fading of the smell is sensory adaptation, which (R) describes.

    Source: Medha AI, based on the APPSC District Probation Officer Paper II (Psychology) syllabus (12/2026)

  7. Q7 DPO Psychology Mock 1, Q58

    Which of the following pairs of receptor and sense is NOT correctly matched?

    1. AOlfactory epithelium – Taste
    2. BRods and cones – Vision
    3. CHair cells of the cochlea – Hearing
    4. DSemicircular canals – Balance
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    Answer A. Olfactory epithelium – Taste

    Smell receptors are in the olfactory epithelium; taste receptors are in the taste buds of the tongue.

    Source: Medha AI, based on the APPSC District Probation Officer Paper II (Psychology) syllabus (12/2026)

  8. Q8 DPO Psychology Mock 1, Q60

    Hearing your own name spoken across a noisy party while you are talking to someone else is known as the ______.

    1. AStroop effect
    2. BPhi phenomenon
    3. CZeigarnik effect
    4. DCocktail party phenomenon
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    Answer D. Cocktail party phenomenon

    The cocktail party phenomenon (named from Colin Cherry's 1953 shadowing studies) is selective attention: we follow one conversation, yet a meaningful word such as our own name in an unattended one can still break through (Moray, 1959).

    Source: Medha AI, based on the APPSC District Probation Officer Paper II (Psychology) syllabus (12/2026)

  9. Q9 DPO Psychology Mock 1, Q62

    Reading a sentence correctly even when some letters are missing or misspelt shows the role of ______.

    1. ABottom-up processing
    2. BSensory adaptation
    3. CAbsolute threshold
    4. DTop-down processing
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    Answer D. Top-down processing

    Top-down (conceptually driven) processing uses past knowledge, context and expectations to interpret input.

    Source: Medha AI, based on the APPSC District Probation Officer Paper II (Psychology) syllabus (12/2026)

6.1Perceptual organisation, constancy, depth and colour; factors affecting perceptionNotes

  1. Q10 DPO 2023 Psychology, Q56

    Normal-sighted individuals have three different types of cones called -

    1. ADepth vision
    2. BColor vision
    3. CSense vision
    4. DSpace vision
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    Answer B. Color vision

    People with normal colour vision are trichromats: they have three types of cones sensitive to short, medium and long wavelengths, which give colour vision.

    Source: APPSC DPO 2023 Psychology (Notification 11/2022), Q58, final key

  2. Q11 DPO 2023 Psychology, Q57

    The perception of stable features under changing conditions is called -

    1. AExperience constancy
    2. BDimensions constancy
    3. CPerceptual constancy
    4. DSubjective constancy
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    Answer C. Perceptual constancy

    Perceptual constancy is seeing objects as having stable size, shape and brightness even when the image on the retina changes with distance, angle or lighting.

    Source: APPSC DPO 2023 Psychology (Notification 11/2022), Q59, final key

  3. Q12 DPO Psychology Mock 1, Q57

    Select the option that is true regarding the following two statements labelled Assertion and Reason.

    Assertion (A): Retinal disparity is a binocular cue to depth.

    Reason (R): Because the two eyes are set a few centimetres apart, each receives a slightly different image of a nearby object.

    1. ABoth (A) and (R) are correct and (R) is the correct explanation of (A)
    2. BBoth (A) and (R) are correct but (R) is not the correct explanation of (A)
    3. C(A) is correct but (R) is not correct
    4. D(A) is not correct but (R) is correct
    Show answerHide answer

    Answer A. Both (A) and (R) are correct and (R) is the correct explanation of (A)

    The eyes are about 6 to 7 cm apart, so the images differ; the greater the difference, the nearer the object seems.

    Source: Medha AI, based on the APPSC District Probation Officer Paper II (Psychology) syllabus (12/2026)

  4. Q13 DPO Psychology Mock 1, Q59

    Which of the following is a binocular cue to depth?

    1. ALinear perspective
    2. BRetinal disparity
    3. CInterposition
    4. DTexture gradient
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    Answer B. Retinal disparity

    Binocular cues need both eyes: retinal (binocular) disparity and convergence. The other three are monocular pictorial cues.

    Source: Medha AI, based on the APPSC District Probation Officer Paper II (Psychology) syllabus (12/2026)

  5. Q14 DPO Psychology Mock 1, Q61

    Dots printed in close pairs are seen as several groups of two rather than as a single row. Which Gestalt principle explains this?

    1. AProximity
    2. BSimilarity
    3. CClosure
    4. DGood continuation
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    Answer A. Proximity

    By the law of proximity, items near one another in space (or time) are perceived as belonging together.

    Source: Medha AI, based on the APPSC District Probation Officer Paper II (Psychology) syllabus (12/2026)

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