Practice General science Common Questions and Answers

• Which inert gas is most abundantly found in the atmosphere?
• Vinegar, commonly used in cooking, is primarily composed of which acid?
• Which polymer is used in the production of bullet-proof materials?
• Among petroleum refinery products, which has the lowest boiling point?
• Which gas is commonly used in electric bulbs to prevent oxidation?
• What is the main chemical used in the production of matchsticks?
• What is used in cloud seeding to produce artificial rain?
• What is the principle behind the operation of a washing machine?
• Minamata disease, a neurological disorder, is caused by eating fish contaminated with which element?
• Which among following third generation of computers had ?
• The apparent weight of the body becomes zero in which of the following cases in the elevator?
• Speed of light will be maximum in which of the following mediums? 
• Which of the following is the correct term used to describe Graphite, Carbon and Diamonds?
• Which of the following elements have the lowest and highest boiling point in the Periodic table?
• When diamond is heated at more than 1500 Degree Celsius in the absence of air, then it turns to………….?
• Which of the following method can be employed to test the Hardness of Water?
• During the fermentation of sugar, the compound which is always formed is…………?
• Which of the following gas is used in the preparation of the bleaching powder?
• Biogas which is used for cooking purpose is a mixture of which of the following two components?
• Which type of glass is used for making chemical apparatus like beakers, flasks etc.?
• Which of the following two chemical reactions are involved in the corrosion of the iron metal?
• Which of the following is treated with chlorine to obtain bleaching powder?
• Which property of iron metal is utilised in producing iron sheets required for making buckets?
• A sulphide ore is converted into metal oxide by which of the following process?
• Which of the following substance produces brisk effervescence when treated with baking-soda solution?
• According to Mendeleev’s Periodic law, the elements were arranged in the periodic table in the order of…………...?
• Which of the following acid is found both in tomato and wood sorrel?
• Which of the following acid proves to be useful for the purification of gold and silver? 
• Glycol is used to manufacture which of the following?
• Sour Taste of Coca-Cola is due to the presence of which of the following acid?
• Which of the following is the first organic compound that was synthesised in the laboratory?
• Which of the following non-metallic element shows allotropy in the liquid state?
• Which of the following element is found in maximum percentage in the human body?
• Which of the following element is required for the conversion of the solar energy? 
• Which of the following isotope of uranium is used as a nuclear-fuel in reactors?
• What is the term used for the process of removing calcium and magnesium from hardwater? 
• Which of the following gas usually causes explosions in coal-mines?
• Which of the following is the most reactive element in the Halogen series? 
• Passion fruit and pomegranate are rich in which mineral?
• Which of the following signaling is involved in Paracrine signaling?