Advertisements
Advertisements
Question
A person was using water supplied by corporation. Due to shortage of water he started using underground water. He felt laxative effect. What could be the cause?
Advertisements
Solution
Drinking water containing a moderate level of sulphatcs is harmless. But excessive concentration (>500 ppm) of suiphates in drinking water causes laxative effect.
APPEARS IN
RELATED QUESTIONS
Bhopal Gas Tragedy is a case of ________.
Living in the atmosphere of CO is dangerous because it ______.
Release of oxides of nitrogen and hydrocarbons into the atmosphere by motor vehicles is prevented by using ______.
Assertion (A): If BOD level of water in a reservoir is more than 5 ppm it is highly polluted.
Reason(R): High biological oxygen demand means high activity of bacteria in water.
From where does ozone come in the photo chemical smog?
How does classical smog differ from photochemical smog?
What are particulate pollutants? Explain any three.
How is acid rain formed?
Differentiate the following:
Viable and non-viable particulate pollutants
Explain how oxygen deficiency is caused by carbon monoxide in our blood? Give its effect.
