MCQ
Select the correct match
  • A
    Flatworms - Network of trachea
  • B
    Sponges - Book lungs
  • Aquatic arthropods - Gills
  • D
    Coelenterates - Lungs

Answer

Correct option: C.
Aquatic arthropods - Gills
(C) Aquatic arthropods - Gills
(A) Flatworms – General body surface
(B) Sponges – General body surface
(C) Aquatic arthropods – Gills
(D) Coelenterates – General body surface

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