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General Science - Questions and Answers

Practice questions on General Science.

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1591. A gas first enters into the blood and then leaves it by the process of
A. diffusion
B. osmosis
C. transpiration
D. condensation
Explanation:
1592. Which of the following metals can displace zinc from a solution of zinc sulphate ?
A. Lead
B. Magnesium
C. Iron
D. Mercury
Explanation:
1593. The working of the quartz crystal in the watch is based on
A. Johnson effect
B. Photoelectric effect
C. Edison effect
D. Piezo electric effect
Explanation:
1594. Cooking oil can be converted into vegetables ghee by the process of
A. oxidation
B. hydrogenation
C. distillation
D. crystallisation
Explanation:
1595. Find the odd one :
A. Marble
B. Chalk
C. Limestone
D. Slaked lime
Explanation: