| 1. | Kingdom, Order, Phylum, Class, Family, Genus, Species |
| 2. | Kingdom, Phylum, Class, Order, Family, Genus, Species |
| 3. | Kingdom, Class, Phylum, Family, Order, Genus, Species |
| 4. | Kingdom, Order, Class, Phylum, Family, Genus, Species |
| Column-I | Column-II | ||
| A. | Family | (i) | Diptera |
| B. | Order | (ii) | Arthropoda |
| C. | Class | (iii) | Muscidae |
| D. | Phylum | (iv) | Insecta |
1. A-(iii) B-(i) C-(iv) D-(ii)
2. A-(iii) B-(ii) C-(iv) D-(i)
3. A-(iv) B-(iii) C-(ii) D-(i)
4. A-(iv) B-(ii) C-(i) D-(iii)
| 1. | Cuttlefish – Mollusca, a class |
| 2. | Humans – Primate, the family |
| 3. | Housefly – Musca, an order |
| 4. | Tiger – Tigris, the species |
Species are considered:
| 1. | basic units of classification |
| 2. | The lowest units of classification |
| 3. | The artificial concept of the human mind which cannot be defined in absolute terms |
| 4. | Real units of classification devised by taxonomists |