Match the items given in column I with those in column II and select the correct option.
Column I | Column II | ||
(a) | Exocoetus | (i) | Placoid scales |
(b) | Ichthyophis | (ii) | Anadromous migration |
(c) | Carcharodon | (iii) | Three-chambered heart |
(d) | Petromyzon | (iv) | Operculum |
Exocoetus – Operculum
Ichthyophis – Three-chambered heart
Carcharodon – Placoid scales
Petromyzon – Anadromous migration