Top 550+ Solved General Science MCQ Questions Answer
Q. Which among the following is an ionic solid?
a. Diamond
b. Dry ice
c. Table salt
d. All are ionic solids
Q. Which among the following statements about Ozone is INCORRECT?
a. It is found in the upper atmosphere filters potentially damaging ultraviolet light from reaching the Earth‘s surface
b. It is lighter than oxygen that is why it is found in the upper atmosphere
c. It is an allotrope of oxygen
d. All are correct
Q. Which among the following is correct ?
a. Oxidation takes place at Cathode and Reduction Takes Place at Anode
b. Oxidation takes place at Anode and Reduction Takes place at Cathode
c. Both Oxidation and Reduction takes place at cathode
d. Both Oxidation and Reduction takes place at Anode
Q. The atomic weight of Chlorine is 35. It consists of _______?
a. 17 Protons + 18 Neutrons
b. 17 Neutrons + 18 protons
c. 17 Neutrons + 17 Protons + 1 electron
d. None of the above
Q. When we buy a Jewellery of 22 carat Gold , this means that we are getting a purity of gold with ______?
a. 90%
b. 91.67%
c. 95.5%
d. 98%
Q. The process of purifying water by spraying water on to a bed of stones where microorganism live so that the microorganisms feed on the pathogens in water and make the water free from harmful pathogens is called?
a. Stone bed method
b. biofilter method
c. aerobic filtration
d. anerobic filtration
Q. As per Avogadro‘s hypothesis , equal volumes of different gases at the same temperatureand pressure contain equal number of ______?
a. Atoms
b. Molecules
c. Particles
d. Electrons
Q. Duralumin which is used in making aero planes is an alloy consisting of _____?
a. Aluminum & Copper
b. Aluminum, Copper & Manganese
c. Aluminum, Copper, Manganese & Magnesium
d. Aluminum and zinc
Q. Which among the following was the first artificially produced element?
a. Neptunium
b. Ununbium
c. Technetium
d. none of the above
Q. Froth & Foams are examples of which of the following ?
a. solid suspended in gas
b. liquid suspended in gas
c. gas suspended in liquid
d. gas suspended in solid
Q. Which among the following is most electronegative element?
a. Chlorine
b. FLourine
c. Bromine
d. All of them have same electronegativity
Q. What is the main use of Bisphenol A drug ?
a. A drug which was used by sports persons for doping
b. A chemical compound which is used in plastics used for food packaging
c. An alloy which is used in cans of cola drinks
d. None of the above
Q. Which among the following is not a constituent of gobar gas?
a. Methane
b. Propane
c. Carbondioxide
d. All are constiuents of Gobar gas
Q. Which among the following is incorrect regarding the chemical nature of Diamond & Graphite?
a. Density of Diamond is higher than that of Graphite
b. Diamond is chemically unreactive while graphite is mild reactive
c. Both Diamond and Graphite are good conductors of electricity
d. None of the above