Practice Class 10 Science biology MCQ on double circulation with answer, solution, FAQ, and common mistake for board exam revision.
Why is human circulation called double circulation?
Because blood passes through the heart twice in one complete cycle.
Start with the question, try the answer once, then open the solution. Use the FAQ to clear the common confusion before moving to the next tag.
Common mistake: Students often think circulation means only one loop through heart.
Practice a Class 10 Science biology MCQ on double circulation with a clear solution for board exam revision.