MCQ
Blood circulation in earthworm is :
  • Closed type
  • B
    Open type
  • C
    Hemoglobin is present in $RBC$
  • D
    Oxygen not transported by blood

Answer

Correct option: A.
Closed type
a
The earthworm possesses a closed circulatory system. In this type of circulation, the blood is made to remain differentiated from the body tissues by circulating it through blood vessels.

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