Match the organisms in Column A with their actions in Column B:
| Column A | Column B |
| i. Lactobacillus | a. Nitrogen Fixation |
| ii. Protozoan | b. AIDS |
| iii. Rhizobium | c. Malaria |
| iv. Virus | d. Curd formation |
The correct matching is:
1
i-d, ii-c, iii-a, iv-b
2
i-d, ii-a, iii-b, iv-c
3
i-a, ii-b, iii-c, iv-d
4
i-a, ii-d, iii-c, iv-b