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प्रश्न
Name the following
An agricultural pollutant in water
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उत्तर
Insecticides.
संबंधित प्रश्न
A large number of fish are suddenly found floating dead on a lake. There is no evidence of toxic dumping but you find an abundance of phytoplankton. Suggest a reason for the fish kill.
An example of non-biodegradable waste is ______.
List two major harmful effects of the following:
Rivers contaminated with sewage.
State whether the following statement is true or false. If false, write the correct statement.
Chemical pollutants include a metallic salt solution of mercury and lead.
Answer the following question in one or two paragraphs
What are the major causes of water pollution?
What are some types of pollutants found in water?
71% of earth surface is covered with:
Excessive use of chemical fertilizers depletes the soil and causes water pollution.
Oxygen is returned to the atmosphere mainly by
The concentration of fluoride, lead, nitrate and iron in a water sample from an underground lake was found to be 1000 ppb, 40 ppb, 100 ppm and 0.2 ppm, respectively. This water is unsuitable for drinking due to the high concentration of ______.
