Please explain the answer
Closed circulatory system occurs in
Cockroach
Tadpoles and fishes
Mosquito
Housefly

Dear Student, Closed circulatory system means blood is pumped with pressure in blood vessels from heart to the body and back from body to the heart. This type of circulatory system is present in annelida, mollusca and all vertebrates including human beings. So, fishes and tadpoles have closed circulatory system. Regards