1 Who invented the BALLPOINT PEN?
(A) Biro Brothers
(B) Waterman Brothers
(C) Bicc Brothers
(D) Write Brothers
2 Bromine is a
(A) Black solid
(B) Red liquid
(C) Colourless gas
(D) Highly inflammable gas
3 Tetraethyl lead is used as
(A) Pain killer
(B) Fire extinguisher
(C) Mosquito repellent
(D) Petrol additive
4 Which of the following is used as a lubricant?
(A) Graphite
(B) Silica
(C) Iron Oxide
(D) Diamond
5 Permanent hardness of water may be removed by the addition of
(A) Sodium carbonate
(B) Alum
(C) Potassium permanganate
(D) Lime
6 Most soluble in water is
(A) Camphor
(B) Sulphur
(C) Common salt
(D) Sugar
7 Marsh gas is
(A) Nitrogen
(B) Ethane
(C) Methane
(D) Hydrogen
8 Which part of the plant carries food and water through the plant
(A) Stem
(B) Roots
(C) Leaves
(D) Flower
9 One of the following organisms does not reproduce by binary fission.This is
(A) Amoeba
(B) Plasmodium
(C) Leishmania
(D) Paramecium
10 Asexual reproduction is
(A) A fusion of specialised cells
(B) A method by which all types of organisms reproduce
(C) A method producing genetically identical offspring
(D) A method in which more than one parent is involved
Answers Key
1.(a)
2.(b)
3.(d)
4.(a)
5.(a)
6.(d)
7.(c)
8.(a)
9.(c)
10.(a)
(A) Biro Brothers
(B) Waterman Brothers
(C) Bicc Brothers
(D) Write Brothers
2 Bromine is a
(A) Black solid
(B) Red liquid
(C) Colourless gas
(D) Highly inflammable gas
3 Tetraethyl lead is used as
(A) Pain killer
(B) Fire extinguisher
(C) Mosquito repellent
(D) Petrol additive
4 Which of the following is used as a lubricant?
(A) Graphite
(B) Silica
(C) Iron Oxide
(D) Diamond
5 Permanent hardness of water may be removed by the addition of
(A) Sodium carbonate
(B) Alum
(C) Potassium permanganate
(D) Lime
6 Most soluble in water is
(A) Camphor
(B) Sulphur
(C) Common salt
(D) Sugar
7 Marsh gas is
(A) Nitrogen
(B) Ethane
(C) Methane
(D) Hydrogen
8 Which part of the plant carries food and water through the plant
(A) Stem
(B) Roots
(C) Leaves
(D) Flower
9 One of the following organisms does not reproduce by binary fission.This is
(A) Amoeba
(B) Plasmodium
(C) Leishmania
(D) Paramecium
10 Asexual reproduction is
(A) A fusion of specialised cells
(B) A method by which all types of organisms reproduce
(C) A method producing genetically identical offspring
(D) A method in which more than one parent is involved
Answers Key
1.(a)
2.(b)
3.(d)
4.(a)
5.(a)
6.(d)
7.(c)
8.(a)
9.(c)
10.(a)
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