Question
Download Solution PDFFor a waste, the 5-day BOD at 20 °C is found to be 200 mg/1. For the same waste, 5-day BOD at 30 °C will be
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFAs temperature increases from 20°C to 30°C, the growth of microbial organism will increase. So the degradation of organic matter will be more as the growth of organism increases. So that the 5 day BOD at 30°C will be more than that of 5 day BOD at 20°C.
The growth of organism will decrease if the temperature is further increased above 60°C – 70°C.
from the given data, for the 5-day BOD at 30 °C it will be more than 200 mg/1.
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