Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) People Development & Environment Environmental Issues Pollution
In the two sets given below, set-I specifies level in a water sample, while set – II provides observations. Match the two sets and indicate your answer from the code given below.
|
Set – I (H2S level in water sample) |
Set – II (Observation) |
||
|
(a) |
No H2S is produced |
(i) |
Dark black – high water pollution |
|
(b) |
H2S is produced and is small in quantity |
(ii) |
No colour – clean water |
|
(c) |
H2S is produced and is medium in quantity |
(iii) |
Light black – low water pollution |
|
(d) |
H2S is produced and is high in quantity |
(iv) |
Black – moderate water pollution |
1
(a) - (i), (b) - (ii), (c) - (iii), (d) - (iv)
2
(a) - (iv), (b) - (i), (c) - (ii), (d) - (iii)
3
(a) - (iii), (b) - (iv), (c) - (i), (d) - (ii)
4
(a) - (ii), (b) - (iii), (c) - (iv), (d) - (i)