Botany - Environmental Issues Question with Solution | TestHub
BotanyEnvironmental IssuesPollutionEasy2 minPYQ_2020
BotanyEasysingle choice
When huge amount of sewage is dumped into a river, its BOD will
Options:
Answer:
A
Solution:
By dumping of a huge amount of sewage, the oxygen levels are depleted, which are reflected in terms of BOD values of water. The number of microbes also increases tremendously and these also consume most of the oxygen. Thus, BOD of the river water will increase.
Stream:NTA_ABHYAS_NEETSubject:BotanyTopic:Environmental IssuesSubtopic:Pollution
⏱ 2mℹ️ Source: PYQ_2020
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