Of the following metals which, one pollutes the air of a big
city?
1 Copper
2 Chromium
3 Lead
4 Cadmium
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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?
which among the followings is found chlorophyll ?
What is the Nutrition ?
What is the Physiology ?
When was the indian made rocket “ rohini ” launched from thumba?
In which of the following processes, is vanadium pent oxide used as a catalyst? 1 Contact process 2 Haber’s process 3 Solvay process 4 None of these
Polythene is industrially prepared by the polymerization of 1 Methane 2 Styrene 3 Acetylene 4 Ethylene
3 Answers Amna Industries, HFI,
What are the divisions of food according to the functions it performs ? Describe them
What is the Respiration ?
Which one is having more weight when compare to diesel to petrole?
What is condensation? 1 Change of gas into solid 2 Change of solid into liquid 3 Change of vapour into liquid 4 Change of heat energy into cooling energy
What are the points to be born in mind while eating to avoid disease?