The areas where soil is washed away into streams, transported into rivers and finally lost to the sea are called
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The crack marked on a glacier due to splitting of ice is called
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The conversion of ammonia to nitrate is known as ________
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Air pollution is severe in
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Which of the following provides a measure of the average speed of air molecules?
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Which of the following determine the kind (wavelength) and amount of radiation that an object emits?
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Which one of the following is the most stable ecosystem?
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The type of ecosystem with the highest mean plant productivity is
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Carbon sequestration is a strategy used to control
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Wild life is continuously decreasing. What is the main reason of this?
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Which of the following is mainly responsible for the extinction of wild life
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The percentage of water vapour present in the air compared to that required for saturation is the:
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Major cause of Ozone depletion is due to which chemical?
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Rain during November is more acidic than monsoon rain due to
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The formula for exponential population growth is
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The processes of condensation and freezing:
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Which of the following is an extinct species?
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_________ is the most inhuman of social crimes.
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The word Biophilia was coined by
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Which of the following is the most responsible for world water crisis?
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