Bleaching powder is made from
1 Sulphur dioxide and gypsum
2 Chlorine and charcoal
3 Soda ash and lilme
4 Lime and chlorine
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Give two National aims of science education
0 Answers Mahatma Gandhi University,
what the defference from anti virus and spyware and adware also? Please descript?
why is it important that sex cells have half the number of Chromosomes as body cells?
What is the significance of international geo - physical year?
Detergents used for cleaning clothes and utensils contain 1 Nitrates 2 Bicarbonates 3 Sulphonates 4 Bismutnates
Nuclear fission is caused by the impact of 1 Proton 2 Electron 3 Neutron 4 None of these
4 Answers Jharkhand Staff Selection Commission JSSC,
Which of the following gases is lighter than air? 1 Carbon dioxide 2 Oxygen 3 Ammonia 4 Chlorine
Which of the following is used to coagulate synthetic fibers from solution? 1 Hydrochloric acid 2 Sulphuric acid 3 Nitric acid 4 None of these
Which of the following metals was first discovered by man? 1 Bronze 2 Silver 3 Iron 4 Copper
Explain about the methods of sterilization of DMEM?
Explain the Evolution of Science as a discipline in the Medieval Period
0 Answers Mahatma Gandhi University,
Which of the following alloys is used for making magnets? 1 Duralumin 2 Stainless steel 3 Alnico 4 Magnalium