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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement.
Air pollution is due to the
विकल्प
cutting of green plants
gases like carbon monoxide, sulphur dioxide, etc.
smoke given out by factories
all of the above
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उत्तर
all of the above
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संबंधित प्रश्न
How is greenhouse effect produced?
Fill in the blank:
_____________ discovered the oxygen gas.
Write the chemical name of The white insoluble solid formed on the reaction of carbon dioxide with lime water.
Define rusting?
How is air useful to water boats?
How is air useful to agriculture?
What will happen if the amount of water vapour in the air increases.
Name the important scientists and their studies which led to the discovery of the components of air.
Cool and soothing wind: Breeze.
uproot trees wind: ______.
Which of the following statements is incorrect?
