Question

Olfactory receptors detect

• A. light
• B. smell
• C. hearing
• D. taste

Answer 1

The correct option is B

smell

The correct option is B.

Explanation for correct option-

1. The human body consists of different sensory receptors that receive sensory inputs from external and internal environments.
2. Different sensory receptors perceive different sensory information, such as smell, vision, taste, touch, etc.
3. Olfactory receptors are the sensory receptors that detect or perceive smell. These receptors are present in the nasal cavities.

Explanation for incorrect options-

Option A:

1. The sensory receptors that detect light are called photoreceptors.
2. These are located inside the eyes.

Option C:

1. The sensory receptors that detect sounds are called phonoreceptors.
2. Phonoceptors are located in the inner ear.

Option D:

1. Sensory receptors that detect taste are called gustatory receptors.
2. These are located on the tongue (taste buds).

Final Answer: Olfactory receptors detect smell.