The natural resource, known as black gold is
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The chief constituent of natural gas is:
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The resources which can be used continuously, year-after-year are called
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The highest volume of gases in lower atmosphere is comprised of
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What is the maximum Water Vapour content in the atmosphere?
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Which of the process is known as nitrification?
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Which is not a green house gas ?
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Formation of ozone hole is maximum over
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Ozone saves the biosphere by absorbing high energy radiations called ________ .
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Which one of the following is not a cause for present global warming and climate change ?
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Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ?
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Nitrogen fixation is a process of
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Greenhouse effect is caused by
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The lowest layer of earth's atmosphere is
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Earth’s atmosphere is an envelope of gases extending to a height of
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Depletion of ozone layer causes
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Nitrification is the biological process of converting
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Besides CO2, the other green house gas is
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The greenhouse effect is caused by the higher level of which gas in the atmosphere ?
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The atmospheric gas that is mainly responsible for green house effect :
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