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BETOPPERS-POLLUTION OF AIR AND WATER-WORKSHEET 3
- Human activities play a major role in water pollution. Which of the ...
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- Which of the following chemical elements does not make water toxic?
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- Environment has been negatively affected by an increase in industriali...
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- Bald Eagle is the national bird of the United States of America. These...
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- Which of the following diseases is caused by the consumption of pollut...
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- The given graph shows the number of fishes that died in a certain lake...
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- In a certain town, a factory discharges its chemical waste directly in...
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- The given table lists the causes of the death of fishes in various sta...
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- The excessive use of fertilizers increases the nutrient content of fac...
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- Which of the following consequences can be caused by an oil spill?
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- In a city, the waste from the factories is disposed directly into a ri...
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- Which of the following changes is not a result of an increase in water...
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- The spilling of oil on the surface of oceans and seas is known as oil ...
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- Environment has been negatively affected by an increase in industriali...
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- Water pollution is a phenomenon in which unwanted substances enter int...
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- Fertilizers, if used in excess, can run-off into water bodies. This re...
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- Which of the following measures does not help in purifying tap water?
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- The most polluted stretch of the river Ganga is the stretch that flows...
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- A compound of calcium 'X' is used in the purification of water. It rea...
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- The aim of Ganga action plan is to
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