The blanket of air that surrounds the Earth is called, ATMOSPHERE , AIR , WATER, The layer of air in which weather changes takes place., TROPSHPHERE, STRTOSPHERE, MESOSPHERE, A special kind of light used to kill germs., UV RAYS, VU RAYS , US RAYS , The amount of water vapor in the air is called, HUMIDITY, SUMIDITY, HUIMIDITY , I loosen the soil and make it fertile. I am also called as ‘Farmer’s Friend’. I am an, EARTH WORM, SATURN WORM , SNAKE 🐍 , Plants and animals use ___________________ during the process of respiration., OXYGEN, CARBON DIOXIDE , NITERGION, . Aryabhata was India’s first satellite, launched on ---------------, I9 JUNE 19751, 18 MAY 1976, 19 APRIL 1975, . A solar eclipse lasts only for around ----------------- minutes, 7 MIN , 8 MIN, 6 MIN , . --------------- was the first human to step on the moon, NEIL ARMSTRONG , RAKESH SHRAMA, URI GAARIN .

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