NEET 2024 Re Exam Biology Solved Paper

The correct answer is option (3) as Anopheles (Arthropods), Limax (Mollusc) and Limulus (Arthropods) have an open circulatory system.
Option (1) is incorrect as Nereis (Annelid) has a closed circulatory system.
Option (2) is incorrect as Hirudinaria (Annelid) has a closed circulatory system.
Option (4) is incorrect as Pheretima (Annelid) has a closed circulatory system.
Arthropods (Palaemon, Bombyx, Musca) have an open circulatory system.
Hemichordates (Balanoglossus) have an open circulatory system.