Which one of the following statement is NOT correct regarding ozone?
Ozone is a gas that occurs both in the earth's upper atmosphere and at ground level
The source paper marks option (C) as the incorrect statement. However, it is a well-established scientific fact that ozone occurs both in the earth's upper atmosphere (stratosphere, forming the protective ozone layer) and at ground level (as a secondary pollutant in smog), so statement (C) is actually true. This creates a conflict with well-established science; the marked answer is transcribed faithfully, with this discrepancy flagged.
_____ is the over enrichment of water by nutrients such as nitrogen and phosphorus.
Which of the following is not a primary pollutant?
The components of air which are harmful to living beings are:
Which of the following is NOT a water pollutant?
________ is reducing the degree or intensity of, or eliminating, pollution.
Which of these can be a cause for soil erosion?
Which of the following is NOT a biodegradable waste?
“Green Muffler” is related to: