Who propounded the signs of the zodiac?
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When was the administration control of terls enstrusted to physcial research laboratory, ahmedabad?
The inert gas which is substituted for nitrogen in the air, used by deep sea divers for breathing, is 1 Helium 2 Argon 3 Krypton 4 Xenon
it is not advisable to sleep under a tree at night becouse trees release
1.how many bones are there in our human body? 2.who invented the aeroplane? 3.the full form for h2o is water 4.the name which is heavier is gold 5.name the symtom which is to cure for night blindness?
Rubber is coagulated from latex by adding 1 Hydrochloric acid 2 Acetic acid 3 Sulphuric acid 4 Carbonic acid
The neutral atom’s two isotopes differ in the number of 1 Electron shells 2 Protons 3 Valence electrons 4 Neutrons
Water is a compound because 1 It exists as a solid, a liquid or a gas 2 It contains hydrogen and oxygen 3 It contains two different elements joined by chemical bonds 4 It cannot be split up into simpler substances by chemical means
why ammonia cylinder getting icing outside of cylinder when it approx half or less than it...??
Who is the first female cosmonaut?
Of the various forms of carbon, the one which is used for adsorption purpose, is 1 Diamond 2 Graphite 3 Coke 4 Wood charcoal
meron po bang minerals ang astoroids po ba?
if appointed at aryabhatt school for how long should we expect you work with us