MCQ
In which of the following organisms double circulation occurs?
  • A
    Fishes and arthropods
  • B
    Annelids and arthropods
  • Mammals and birds
  • D
    Arthropods and molluscs

Answer

Correct option: C.
Mammals and birds
C

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free