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Environmental Issues

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Plant Growth and Development
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Microbes in Human Welfare
Strategies for Enhancement in Food Production
Molecular Basis of Inheritance
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  1. Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers
    1. Nitrous oxide
    2. Ozone
    3. Ammonia
    4. Methane
Correct Option: B

The ozone layer or ozone shield refers to a region of Earth’s stratosphere that absorbs most of the Sun’s ultraviolet (UV) radiation. It contains high concentrations of ozone (O3) relative to other parts of the atmosphere.


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