Question

21/30 Respiratory organs in aquatic arthropods like cary fish,prawns and molluscus like Unio are

• A. Body wall
• B. Lungs
• C. Traches
• D. Gills

Answer 1

The correct option is D Gills

• A gill is a respiratory organ found in many aquatic organisms that extract dissolved oxygen from water and excretes carbon dioxide.
• The gills of some species, such as hermit crabs, have adapted to allow respiration on land provided they are kept moist.
• The microscopic structure of a gill presents a large surface area to the external environment.
• Hence, Respiratory organs in aquatic arthropods like Cary fish, prawns and molluscs like Unio are Gills.
• So, the correct answer is 'Gills'.

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