Question 1

Q1: Explain the functional limitations of sense organs.

Accepted Answer

Our sense organs have several functional limitations, meaning they cannot detect all stimuli present in the environment. We function within a limited range of stimulation. Key limitations include:    Absolute Threshold (AL): For a stimulus to be detected, it must have a minimum intensity or value. T...

Question 2

Q2: Define attention. Explain its properties.

Accepted Answer

Definition of Attention: Attention is the cognitive process through which certain stimuli are selected from a group of others for further processing, while irrelevant stimuli are filtered out. It allows us to focus our limited mental resources on specific information from the vast amount available t...

Question 3

Q3: State the determinants of selective attention. How does selective attention differ from sustained attention?

Accepted Answer

Determinants of Selective Attention: Selective attention is influenced by factors that determine which stimuli we choose to focus on. These are classified as external and internal factors.    External Factors: These are related to the characteristics of the stimuli themselves.        Size, Intensity...

Question 4

Q4: What is the main proposition of Gestalt psychologists with respect to perception of the visual field?

Accepted Answer

The main proposition of Gestalt psychologists is that we perceive objects and visual stimuli as organized, meaningful wholes rather than as collections of discrete, separate elements. The term "Gestalt" itself means a regular figure or a form. Key aspects of their proposition include: 1.  The Whole...

Question 5

Q5: How does perception of space take place?

Accepted Answer

The perception of space is the process by which we organize the visual field to understand it in three dimensions, including attributes like size, shape, distance, and depth. Although the images projected onto our retinas are flat and two-dimensional, we perceive the world in three dimensions. This...

Question 6

Q6: What are the monocular cues of depth perception? Explain the role of binocular cues in the perception of depth?

Accepted Answer

Monocular Cues of Depth Perception: Monocular cues, also called pictorial cues, are signals of depth that can be perceived with just one eye. They are crucial for judging the distance of objects, especially those that are far away. Key monocular cues include:    Relative Size: When we see two object...

Question 7

Q7: Why do illusions occur?

Accepted Answer

Illusions occur because perception is not a direct recording of the external world but an active process of interpreting and organizing sensory information. They are misperceptions that result from a misinterpretation of information received by our sensory organs, leading to a mismatch between physi...

Question 8

Q8: How do socio-cultural factors influence our perceptions?

Accepted Answer

Socio-cultural factors significantly influence our perceptions by shaping our experiences, learning opportunities, and the way we interpret sensory information. Perception is not a universal process; it is modified by the cultural context in which an individual lives. Here are some ways socio-cultur...

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