Advertisements
Advertisements
Question
Write a brief note on acid rain.
Solution
Acid rain:
The rain with elevated concentration of sulphuric acid is known as acid rain. When SO2 reacts with water in the atmosphere, it forms sulphuric acid, which washes the soil by rain. It is a disastrous effect of air pollution. It severely affects plant growth and salmon reproduction. It destroys buildings by eroding the stone and brick work.
APPEARS IN
RELATED QUESTIONS
Study the picture given below and answer the following questions :
State one measure to control this pollution.
Thermal power plants give out a lot of ______ waste water.
71% of earth surface is covered with:
Name two heavy metals from industries that pollute water.
Classify the most significant sources of water pollutants.
Microplastics can be found in almost every freshwater source.
Explain about oil spills.
Phosphate containing fertilisers cause water pollution. Addition of such compounds in water bodies causes:
(i) enhanced growth of algae.
(ii) decrease in amount of dissolved oxygen in water.
(iii) deposition of calcium phosphate.
(iv) increase in fish population.
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 ______.
Hot water discharged into water bodies hardly affects the fish and other aquatic life.
