| I: | Both words in a biological name, when handwritten, are separately underlined. |
| II: | Systematics takes into account evolutionary relationship between organisms. |
| III: | In case of animals, classes with a few similar characters are assigned to a higher category called Division. |
| IV: | Higher the taxonomic category, higher is the ease of determining the relationship to other taxa at the same level. |
| 1. | Family | 2. | Order |
| 3. | Species | 4. | Class |
| 1. | Taxonomy involves the classification and naming of organisms, while systematics is the study of their evolutionary relationships. |
| 2. | Systematics is concerned only with the classification of organisms, whereas taxonomy includes the evolutionary history. |
| 3. | Taxonomy and systematics are completely interchangeable terms with no difference. |
| 4. | Systematics deals with the naming of organisms, and taxonomy deals with their identification. |
| 1. | 0 | 2. | 1 |
| 3. | 2 | 4. | 3 |
| I: | Generally, order and other higher taxonomical categories are identified based on the aggregates of characters |
| II: | Gibbon and Tiger belong to the same class |
| 1. | Class | 2. | Genus |
| 3. | Family | 4. | Species |