Have you ever observed any water pollution in your area? What measures would you suggest to control it ?
Water pollution occurs due to various human activities. Due to human activities pollutants entering into water soures and pollute the water.
Toxic substances and heavy metals like Fe, Al, Mn are released by industries. Sewage discharges and animal disposal also take part in the pollution of water. Water containing this substances is not suitable for drinking.
Before all the abandon disposal of industries and factories getting mixed into the water it should be free from pollutants and toxic substances.
Concentration of this pollutants must be checked regularly. Compost fertilizers. Toxic chemical must be prevented by entering into the ground water.
Match List $I$ with List $II$
List $I$ | List $II$ |
$A$ Nitrogen oxides in air | $I$ Eutrophication |
$B$ Methane in air | $II$ $pH$ of rain water becomes $5.6$. |
$C$ Carbon dioxide | $III$ Global warming |
$D$ Phosphate fertilisers in water | $IV$ Acid rain |
Choose the correct answer from the options given below :
Take a quick look at environment pollution.
For your agricultural field or garden you have developed a compost producing pit. Discuss the process in the light of bad odour, flies and recycling of wastes for a good produce.
State the harmful effects of excessive production of sulfur oxide.
Which of the following are the Green house gases?
$A.$ Water vapour; $B.$ Ozone; $C.$ $I _2$; $D.$ Molecular hydrogen
Choose the most appropriate answer from the options given