List of top Home Science Questions on Environmental Science asked in UP Board X

What is meant by impure water?
The substance mostly responsible for the depletion of ozone layer is:
Noise pollution is measured in:
Production of _________ in the atmosphere is known as "Greenhouse effect", and currently is majorly responsible for global warming.
We should lessen the use of plastic bottles, bags, etc. because:
Write the causes of environmental pollution.
When is World Environment Day celebrated?