Match List-I with List-II and select the correct answer using the codes given below the lists:
|
List-I (Bacteria) |
List-II (Process) |
|
A. Optimum quantity of alum is determined by |
1. Winkler Test Method |
|
B. Zero hardness of water is archived by |
2. Jar Test Method |
|
C. Dissolved Oxygen is determined by |
3. Ion-exchange Treatment method |
|
D. Sewage treatment in an oxidation pond is accomplished by |
4. Algal-bacterial symbiosis method |
1
A - 1, B - 2, C - 3, D - 4
2
A - 2, B - 3, C - 1, D - 4
3
A - 4, B - 3, C - 2, D - 1
4
A - 1, B - 3, C - 2, D - 4