Civil Engineering > GATE 2025 SET-1 > Wastewater Treatment
A facultative pond system is employed for wastewater treatment. Which of the following statements is/are true:
A
The dissolved oxygen concentration will be high during daytime compared to night-time
B
pH will be high during daytime compared to night-time
C
The dissolved oxygen concentration will be low during daytime compared to night-time
D
The pH will be low during daytime compared to night-time

Correct : a

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