Q. The closed circulatory system is found in
A) Insects
B) Lobsters
C) Frog
D) Clams
Explanation
Closed circulatory system is commonly found in vertebrates such as frog, rabbit and man, whereas open circulatory system is found in arthropods ($e.g.,$ insects, spiders, crabs) and some molluscs.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.