Which of the following is usually not an airpollutant?
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___________ gases absorb long wave (infrared) radiation from the earth and emit it again towards the earth.
Blood pressure is measured by _______.
A famous Shiva temple, Pashupatinath is in
The material carried by the glacier such as rocks big and small, sand and silt gets deposited, which are called glacial ________.
The outermost layer of sun is called
Instrument for measuring low temperatures is called
DOTS is a treatment given to patients suffering from _________ .