GK : QUIZ (General Science)

1 Nail polish remover contains ?
A. benzene
B. acetic acid
C. acetone
D. petroleum ether

2. What nucleus of atom contains ?

A. protons
B. electrons
C. electrons and protons
D. protons and neutrons
 3. The isotope atoms differ in ?
A. number of protons
B. atomic number
C. number of neutrons
D. atomic weight
4. Human bone does not contain
A. calcium
B. carbon
C. oxygen
D. phosphorous
5. Homo nuclear molecules contain ?
A. polar bond
B. covalent bond
C. ionic bond
D. coordinate bond
6. Air contains maximum amount of
A. oxygen
B. nitrogen
C. hydrogen
D. carbon dioxide
7. Washing soda is ?
A. sodium sulphite
B. sodium bicarbonate
C. sodiun carbonate
D. sodium biosulphite
8. Natural rubber is a polymer derived from ?
A. ethylene
B. propylene
C. isoprene
D. butadiene
9. The chemical used as a fixer in photography is ?
A. sodium thiosulphate
B. sodium sulphate
C. borax
D. ammonium sulphate
10. Water drops are spherical because of ?
A. viscosity
B. density
C. polarity
D. surface tension

ANSWER KEY : 1- ( C),2- ( D), 3-  (C), 4- (C),5- (B),6- ( B), 7-  (C),8- (C),9- (A),10- (D).

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45 Comments

  1. 1 Nail polish remover contains ?
    acetone

    2. What nucleus of atom contains ?
    protons and neutrons

    3. The isotope atoms differ in ?
    atomic weight

    4. Human bone does not contain
    oxygen

    5. Homo nuclear molecules contain ?
    covalent bond

    6. Air contains maximum amount of
    nitrogen

    7. Washing soda is ?
    sodiun carbonate

    8. Natural rubber is a polymer derived from ?
    isoprene (2-methyl-1,3-butadiene)

    9. The chemical used as a fixer in photography is ?
    sodium thiosulphate

    10. Water drops are spherical because of ?
    surface tension

  2. Mam/Sir… if u don not clear our doubts related to QUIZ
    then these quizes are not benefit for us…..
    in every quiz one or two answers r wrong and we ask to clear our doubts but u don't reply :((

  3. Isotopes have same atomic no. but different mass no……it means they have same no. of electron/proton but they are differ in no. of neutrons. So 3. c

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