General Science Questions and Answers

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General Knowledge General Science Questions with Answers enhance scientific understanding in physics, chemistry, and biology. Useful for SSC, RRB, and NDA exams, these questions strengthen your general science foundation

General Science

Showing 10 of 124 questions

31. Soda water contains

  • carbonic acid
  • sulphuric acid
  • carbon dioxide
  • nitrous acid
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32. The most important ore of aluminium is

  • galena
  • calamine
  • calcite
  • bauxite
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33.  Most soluble in water is

  • camphor
  • sulphur
  • common salt
  • sugar
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34. Which of the following was to be discovered first in the chromospheres of the sun?

  • Krypton
  • Xenon
  • Helium
  • Neon
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35. Which of the following is in liquid form at room temperature?

  • Lithium
  • Sodium
  • Francium
  • Cerium
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36. Sodium metal is kept under

  • petrol
  • alcohol
  • water
  • kerosene
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37. Which of the following are the ingredients of gun metal?

  • Iron, Zinc, Titanium
  • Iron, tin
  • Iron, Brass, Tin
  • Copper, Tin
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38. From which mineral is radium obtained?

  • Rutile
  • Haematite
  • Limestone
  • Pitchblende
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39. From which mineral is radium obtained?

  • Rutile
  • Haematite
  • Limestone
  • Pitchblende
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40. Actinides are the elements with atomic numbers from

  • 97 to 104
  • 101 to 115
  • 89 to 103
  • 36 from 43
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