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NCERT VI Social Sciences What dangers will we have to face if the proportions of oxygen and nitrogen in the air undergo a change? |
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Answer» the increase in oxygen level ,everything can burn easily in the atmosphere an it will have more negative effects than positives .lowering of oxygen level can cause difficulty for respiration .NITROGEN gas is also ESSENTIAL for living beings. lack of nitrogen will affect plant growth BADLY .therefore ALWAYS nitrogen should be the SOLVENT in air . |
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