Multiple choice

Jacobson's organ lies in _______.

  1. buccal cavity

  2. roof of nasal cavities

  3. floor of nasal cavities

  4. optocoel of brain
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Jacobson's organ (vomeronasal organ) is located in the floor of the nasal cavities in many vertebrates. It's an accessory olfactory organ that detects pheromones and other chemical signals. It is not found in the buccal cavity, roof of nasal cavities, or optocoel of the brain.

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