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General Science - Questions and Answers

Practice questions on General Science.

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1221. All acids contain the element :
A. hydrogen
B. chlorine
C. oxygen
D. sulphur
Explanation:
1222. Which of the following compounds are responsible for ""acid rain"" ? 1. Nitrogen dioxide 2. Silicon dioxide 3. Sulphur dioxide 4. Carbon monoxideSelect the correct answer from the codes given below :
A. 1 and 2
B. 1 and 3
C. 2 and 4
D. 3 and 4
Explanation:
1223. Which of the following pairs is not correctly matched ?
A. Zircon - Nuclear reactors
B. Manganese - Dry battery
C. Mica - Bleaching powder
D. Bauxite - Tanning
Explanation:
1224. Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in which of the following domestic products ?
A. Television
B. Tubelight
C. Cooking gas
D. Refrigerator
Explanation:
1225. Which of the following metals react with nitrogen at room temperature to form nitride ?
A. Sodium
B. Potassium
C. Magnesium
D. None of these
Explanation: