Biology · PYQ NEET UG 2020
हिन्दीMatch the following columns and select the correct option.\nColumn - I\n(a) 6 - 15 pairs of gill slits\n(b) Heterocercal caudal fin\n(c) Air Bladder\n(d) Poison sting\nColumn - II\n(i) Trygon\n(ii) Cyclostomes\n(iii) Chondrichthyes\n(iv) Osteichthyes
Correct answer · Option 4
(A-ii) (b-iii) (c-iv) (d-i)
Explanation
Cyclostomes have 6-15 pairs of gill slits, Chondrichthyes have a heterocercal caudal fin, Osteichthyes possess an air bladder, and Trygon possesses a poison sting.