In which one of the following, the genus name, its two characters and its, class/phylum are correctly matched?
| Genus name | Two characters | Class/phylum | ||
| 1. | Ascaris | (a) (b) |
Body segmented Males and females distinct |
Annelida |
| 2. | Salamandra | (a) (b) |
A tympanum represents ear Fertilization is external |
Amphibia |
| 3. | Pteropus | (a) (b) |
Skin possesses hair Oviparous |
Mammalia |
| 4. | Aurelia | (a) (b) |
Cnidoblasts Organ level of organization |
Coelenterata |

To unlock all the explanations of this course, you need to be enrolled.

To unlock all the explanations of this course, you need to be enrolled.
| COLUMN I | COLUMN II | ||
| A. | Petromyzon | P | A jawless vertebrate |
| B. | Icthyophis | Q | A limbless amphibian |
| C. | Struthio | R | A flightless bird |
| A | B | C | |
| 1. | Q | R | P |
| 2. | Q | P | R |
| 3. | P | Q | R |
| 4. | P | R | Q |