Advertisements
Advertisements
प्रश्न
List the cause of water pollution.
उत्तर
Industrial effluents, mining wastes, sewage disposal and domestic wastes, agricultural wastes.
APPEARS IN
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.
Study the picture given below and answer the following questions :
Name one pollutant that causes the above the pollution.
Explain phenomenon of acid rain.
List two major harmful effects of the following:
Rivers contaminated with sewage.
Name two heavy metals from industries that pollute water.
How can we reduce water pollution?
Mark the example which is not correctly matched?
Liquid kitchen waste alone constitutes the sewage.
Thermal power plants give out a lot of hot waste water.
Define the following term:
Oil spills
