The infectious stage of Plasmodium that enter the human body is :
Match the following diseases with the causative organism and select the correct option.
| Column-1 | Column -2 | ||
| (a) | Typhoid | (i) | Wuchereria |
| (b) | Pneumonia | (ii) | Plasmodium |
| (c) | Filariasis | (iii) | Salmonella |
| (d) | Malaria | (iv) | Haemophilus |
By which method was the new breed 'Hisardale' of sheep formed by using Bikaneri ewes and Marino rams?