Vision is the perception of which of the following?

• A. Sound waves
• B. Chemical signals
• C. Mechanical pressure
• D. Light stimuli

Answer: (D)

Verified step by step guidance

1. Understand that vision is a sensory process related to perceiving stimuli from the environment.
2. Identify the type of stimuli that the visual system responds to, which involves the eyes and the brain processing information.
3. Recall that sound waves are related to hearing, chemical signals are related to taste and smell, and mechanical pressure relates to touch.
4. Recognize that vision specifically involves detecting light stimuli, which are electromagnetic waves within a certain wavelength range.
5. Conclude that the perception of light stimuli is what defines vision, distinguishing it from other sensory modalities.