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
Note : Answers will be updated soon........
(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
Note : Answers will be updated soon........
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