Q. Removal of metabolic wastes from the
✅ Correct Answer: (D)
Fish
Explanation:
Fish remove metabolic wastes primarily through their kidneys and gills.
- Aquatic animals like fish excrete nitrogenous wastes (like ammonia) directly into the water.
Why other options are less appropriate:
- Prawn, Crab, Snail also excrete wastes but typically through different organs adapted for their lifestyles, and the question generally relates to animals with well-studied excretory systems — fish are the classic example.
Explanation by: Mr. Dubey
Fish remove metabolic wastes primarily through their kidneys and gills.
- Aquatic animals like fish excrete nitrogenous wastes (like ammonia) directly into the water.
Why other options are less appropriate:
- Prawn, Crab, Snail also excrete wastes but typically through different organs adapted for their lifestyles, and the question generally relates to animals with well-studied excretory systems — fish are the classic example.