Ssc CHSL mts previous year genera science questionsssc mts,ri,si, constable, ASO, railway, statistical field surveyor,groub d,grade-c previous year mos important general Science questions with answers

 SSC CHSL MTS GENERAL SCIENCE QUESTIONS/SSC MTS,SI, CONSTABLE,ASO, RAILWAY, BANKING PRIVIOUS YEAR (2020) GENERAL SCIENCE QUESTIONS (CHEMISTRY)

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Most important General Science questions

1. Who suggested that the most of the mass of atom is located in nucleus ?

A) Bohr
B) Thomson
C) Rutherford
D) Avogadro

... Answer is C)
Rutherford "

 

2. Electromagnet is constructed with which of the following ?

A) Steel
B) Soft Iron
C) Aluminium
D) Nickel

... Answer is B)
Soft Iron "

 

3. Baryllium Sulphate is less soluble in water due to -

A) High Inflammable Energy
B) Low Energy of Dissociation
C) Low Inflammable Energy
D) Ionic Band

... Answer is A)
High Inflammable Energy "

 

4. The name of plastic polymer from which combs ,toys,bowels etc. Can be made, is -

A) Polyurethane
B) Teflon
C) Metallic Polysulphides
D) Polystyrene

... Answer is D)
Polystyrene "

 

 

5. Gas realised during Bhopal tragedy was -

A) Sodium Isothiocyanate
B) Methyl Isothiocyanate
C) Ethyl Isothiocyanate
D) Potassium Isothiocyanate

... Answer is B)
Methyl Isothiocyanate "

 

6. Uranium eventually decays into a stable isotope of -

A) Radium
B) Thorium
C) Lead
D) Polonium

... Answer is C)
Lead "

 

 

7. The substance that is added to make natural rubber strong and more bouncy is -

A) Sulphur
B) Polythene
C) Sponge
D) Chlorine

... Answer is  A)
Sulphur"

 

8. White phosphorus is always kept under -

A) Benzene
B) Either
C) Kerosene
D) Water

... Answer is D)
Water "

 

9. Which one of the following element is least likely to be found in commercial fertilizers ?

A) Silicon
B) Nitrogen
C) Potassium
D) Phosphorus

... Answer is A)
Silicon "

 

10. The basic chemical building block of natural rubber obtained from trees is -

A) Isoprene
B) Acetylene
C) Vinyl Chloride
D) Neoprene

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