The temperature of sewage increases. What will be the effect on the dissolved oxygen in sewage?
A) Remains constant
B) Increase
C) Decrease
D) No effect
Correct Answer:
Verified
Q9: The _ is an important requirement of
Q10: The optimum value in natural water is
Q11: The disappearance of the plants and animals
Q12: The decomposition of the matter produces into
Q13: The organic matter present in the water
Q15: What is the minimum quantity of dissolved
Q16: The presence of which of the following
Q17: The presence of free ammonia in sewage
Q18: Which chemical is used for the titration
Q19: The type of solids which floats in
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