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प्रश्न
Give an account of the composition of the atmosphere.
संक्षेप में उत्तर
उत्तर
Our atmosphere is composed of mainly two gases—nitrogen (78%) and oxygen (21%). Other gases like carbon dioxide, helium, ozone, orgon and hydrogen are found in lesser quantities. Apart from these gases, tiny dust particles are also present in the air.
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Composition of the Atmosphere
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