Chemistry - Environmental Chemistry Question with Solution | TestHub

ChemistryEnvironmental ChemistryGeneralEasy2 minPYQ_2020

ChemistryEasysingle choice

Which of two water sample A & B with BOD of 10 and 20 respectively, then mark correct option

Options:

Answer:

Solution:

$B O D$ for a clean water should be less than $5;$ where as highly polluted water could have a BOD value of 17 ppm or more.
So, B is more polluted and not suitable for drinking

Stream:NTA_ABHYASSubject:ChemistryTopic:Environmental ChemistrySubtopic:General

⏱ 2mℹ️ Source: PYQ_2020

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