_____ is the over enrichment of water by nutrients such as nitrogen and phosphorus.
Eutrophication
Eutrophication is the over-enrichment of a water body with nutrients such as nitrogen and phosphorus, typically from agricultural runoff, leading to excessive algal growth and oxygen depletion.
Which of the following is not a primary pollutant?
The components of air which are harmful to living beings are:
Which one of the following statement is NOT correct regarding ozone?
Which of these can be a cause for soil erosion?
Which of the following is NOT a biodegradable waste?
“Green Muffler” is related to:
Match the following Pollutants and their Mediums as per the UNEP documents :
Pollutant | Medium |
a. Nitrogen oxides | I. Sea |
b. Petroleum hydrocarbons | II. Food |
c. Fluorides | III. Air |
d. Mycotoxins | IV. Freshwater |
Which of the following options means that the fog which has been polluted by smoke?
A. Skog
B. Pollutant
C. Clog
D. Smog