A mixture of salt and sand can be separated by
1 Sublimation
2 Dissolving in water
3 Gravity separation
4 Dry distillation
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tea will coll most easily in a:
In fireworks, the green flame is produced because of 1 Mercury 2 Sodium 3 Potassium 4 Barium
The pink color of Bayer’s reagent is discharged when acetylene is passed through it. This is due to the formation of 1 Acetic acid 2 Ethylene 3 Water 4 Oxalic acid
What do you understand by nutritive constituents of food ?
A super conductor is characterized by 1 Zero permeability 2 Low permeability 3 High permeability 4 Infinite permeability
Which country has no sunrise?
abbrivation for ROA in oracle?
Explain any four values that can be developed through teaching Physical Science
0 Answers Mahatma Gandhi University,
‘Saponification involves the hydrolysis of fats and oils by 1 Water 2 Washing soda 3 Stearic acid 4 Caustic soda
The human skull rests on which bone? a)Manubrium b)Atlas c)Mandible d)Sternum
A moderator is used in nuclear reactors in order to 1 Increase the number of neutrons 2 Decrease the number of neutrons 3 Slow down the speed of neutrons 4 Accelerate the neutrons
What is blood ? Describe its functions in the human body ?