Science GK Practice Question and Answer

Q:

What is the scientific name for common salt?

2276 0

  • 1
    sodium sulfate
    Correct
    Wrong
  • 2
    sodium chloride
    Correct
    Wrong
  • 3
    sodium bicarbonate
    Correct
    Wrong
  • 4
    Ammonium chloride
    Correct
    Wrong
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Answer : 4. "Ammonium chloride"

Q:

Whose register is the montrix record?

2156 0

  • 1
    Dangerous foreign species
    Correct
    Wrong
  • 2
    endangered wild species
    Correct
    Wrong
  • 3
    Aquatic places at risk under anthropogenic activities
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "Aquatic places at risk under anthropogenic activities"
Explanation :

The Montreux Record is a register of wetland sites on the List of Wetlands of International Importance where changes in ecological character have occurred, are occurring, or are likely to occur as a result of technological developments, pollution or other human interference. It is maintained as part of the Ramsar List.

Q: Which is also called Stranger Gas ? 2094 0

  • 1
    Xenon
    Correct
    Wrong
  • 2
    Neon
    Correct
    Wrong
  • 3
    Argon
    Correct
    Wrong
  • 4
    Nitrous oxide
    Correct
    Wrong
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Answer : 1. "Xenon"

Q: Which have the maximum density ? 2065 0

  • 1
    water
    Correct
    Wrong
  • 2
    Benzene
    Correct
    Wrong
  • 3
    Ice
    Correct
    Wrong
  • 4
    Chloroform
    Correct
    Wrong
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Answer : 1. "water"

Q:

Who propounded the term ecology?

1972 0

  • 1
    Charles Darwin
    Correct
    Wrong
  • 2
    Robert Whitaker
    Correct
    Wrong
  • 3
    Arthur Tansley
    Correct
    Wrong
  • 4
    Ernest Hackle
    Correct
    Wrong
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Answer : 4. "Ernest Hackle"

Q: The oxide of Nitrogen used in medicine as anaesthetic is ? 1830 0

  • 1
    Nitrogen pentoxide
    Correct
    Wrong
  • 2
    Nitrous oxide
    Correct
    Wrong
  • 3
    Nitric oxide
    Correct
    Wrong
  • 4
    Nitrogen dioxide
    Correct
    Wrong
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Answer : 1. "Nitrogen pentoxide"

Q: Which one of the following metals does not react with water to produce Hydrogen? 1814 0

  • 1
    Cadmium
    Correct
    Wrong
  • 2
    Lithium
    Correct
    Wrong
  • 3
    Potassium
    Correct
    Wrong
  • 4
    Sodium
    Correct
    Wrong
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Answer : 1. "Cadmium"

Q:

Which rays are the latest research for use in medicine and war?

1812 0

  • 1
    X rays
    Correct
    Wrong
  • 2
    Laser rays
    Correct
    Wrong
  • 3
    Gamma rays
    Correct
    Wrong
  • 4
    cathode rays
    Correct
    Wrong
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Answer : 2. "Laser rays"

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