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"Smartindia is the best online tool for school students." Ms Deepa Chandran, Principal Anchal
"Smartindia is one of the best supplementary education tool for school students." Ms Pooja, Principal
WHICH ARE THE GASES PRESENT IN TROPOSPHERE? |
Earth's atmosphere has different layers. The lowest layer is called the troposphere. We live in the troposphere. Nitrogen, Oxygen, Water vapour, Argon, Carbondioxide,Ozone, Methane Nitric oxide, carbonmonoxide,& CFC. |