Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) People Development & Environment Environmental Issues Pollution
A high amount of BOD (Biochemical Oxygen Demand) in a water body represents
A. Highly Polluted Water
B. Presence of a large amount of organic materials
C. Presence of good amount dissolved oxygen
D. Severely limited aquatic life
Choose the correct answer from the options given below:
1
A, B, C and D only
2
B, C and D only
3
A, C and D only
4
A, B and D only