Match column I with column II and select the correct option from the codes given below.
| Column I | Column II |
| A. Commensalism | (i) One inhibited other unaffected |
| B. Parasitism | (ii) One benefited other unaffected |
| C. Mutualism | (iii) Both are benefitted |
| D. Amensalism | (iv) One benefitted other harmed |
| A | B | C | D | |
| 1. | (iv) | (ii) | (iii) | (i) |
| 2. | (iii) | (iv) | (ii) | (i) |
| 3. | (ii) | (iv) | (iii) | (i) |
| 4. | (ii) | (iv) | (i) | (iii) |
| (i) | Lactic acid bacteria produce acids that coagulate and partially digest the milk protein during curd making |
| (ii) | Curd is less nutritious than milk |
| (iii) | Cheese is partially degraded concentration of milk fat and casein |
| (iv) | Large holed swiss cheese is ripened by fungi propionibacterium sharmanii |
| (v) | Probiotics are live microbial food supplements |
| List I (Interacting species) | List II (Name of Interaction) | ||
| A. | A Leopard and a Lion in a Forest/grassland | I. | Competition |
| B. | A Cuckoo laying an egg in a Crow's nest | II. | Brood parasitism |
| C. | Fungi and root of a higher plant mycorrhizae | III. | Mutualism |
| D. | A cattle egret and a Cattle in a field | IV. | Commensalism |
| Options: | A | B | C | D |
| 1. | II | III | I | IV |
| 2. | I | II | III | IV |
| 3. | I | II | IV | III |
| 4. | III | IV | I | II |