Mammals are said to have double circulation. It means

Biology Body Fluids and Circulation Circulatory Pathways and Human Circulatory System Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 23, 2026

Blood vessels are paired.

There are two types of blood vessels attached to every organ.

There are two systems, one from the heart to the lungs and back to the rest of the body.

Blood circulates twice through the heart.

Text Solution

Verified by Experts

The correct answer is:

(d)

The mammalian heart has double circulatory system. One system is the heart lung - heart circulation. It carries deoxygenated blood to lungs for oxygenation. The other system is heart- body- heart circulation. Here, the oxygenated blood reaches the entire body and deoxygenated blood is brought back to the heart.

Previous Question Next Question

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Share this question

Text Solution

Prepare Smarter with CGP Edu

Write a Review

Commentary

Student Reviews

Similar Questions