Question Detail
Question
The osphradium in Pila sp. is the organ responsible for
Correct Answer
Option D is the correct answer.
Detailed Explanation
The osphradium in Pila (apple snail) and other aquatic mollusks is a chemoreceptor organ located near the gills. It tests the water entering the mantle cavity for food particles, sediment, or potential predators, thereby playing a role in chemoreception and water quality assessment.
Hint
This organ is a sensory structure that tests incoming water, often associated with the gills.