Practice Question and Answer

Q:

Which metal can be cut with a knife among sodium, lithium, calcium and nickel?

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  • 1
    Sodium
    Correct
    Wrong
  • 2
    Lithium
    Correct
    Wrong
  • 3
    calcium
    Correct
    Wrong
  • 4
    all
    Correct
    Wrong
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Answer : 1. "Sodium"
Explanation :

Alkali metals (lithium, sodium, potassium) are so soft that they can be cut with a knife. The freshly cut surface is a shiny, silver colour, but this tarnishes quickly to a dull grey as the metal reacts with oxygen and water in the air.

Q:

Which one of the following is not a liquid permanent tissue?

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  • 1
    Kolenkaima
    Correct
    Wrong
  • 2
    Xylem
    Correct
    Wrong
  • 3
    Cambium
    Correct
    Wrong
  • 4
    Top merist
    Correct
    Wrong
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Answer : 2. "Xylem"

Q:

Which of the following is not a greenhouse gas?

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  • 1
    methane
    Correct
    Wrong
  • 2
    nitrous oxide
    Correct
    Wrong
  • 3
    Sulfur Hexa Fluoride
    Correct
    Wrong
  • 4
    carbon monoxide
    Correct
    Wrong
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Answer : 4. "carbon monoxide"

Q: Which of the following is a non metal that remains liquid at room temperature  ? 2127 0

  • 1
    Chlorine
    Correct
    Wrong
  • 2
    Phosphorous
    Correct
    Wrong
  • 3
    Bromine
    Correct
    Wrong
  • 4
    Helium
    Correct
    Wrong
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Answer : 3. "Bromine"
Explanation :

Answer: C) Bromine Explanation:

Q: In how many different ways can the letters of the word 'OPTICAL' be arranged so that the vowels always come together? 2127 0

  • 1
    830
    Correct
    Wrong
  • 2
    615
    Correct
    Wrong
  • 3
    720
    Correct
    Wrong
  • 4
    915
    Correct
    Wrong
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Answer : 3. "720"

Q:

Which fabric of India received the HS code recently?

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  • 1
    Cotton
    Correct
    Wrong
  • 2
    Khadi
    Correct
    Wrong
  • 3
    Bandhani
    Correct
    Wrong
  • 4
    Bandhani
    Correct
    Wrong
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Answer : 2. "Khadi"

Q: For Aristotle, the State should be governed by a political statesman having which one of the following virtues 2127 0

  • 1
    Reason
    Correct
    Wrong
  • 2
    Knowledge
    Correct
    Wrong
  • 3
    Prudence
    Correct
    Wrong
  • 4
    Wealth
    Correct
    Wrong
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Answer : 3. "Prudence"

Q:

Sujatha sold 75% of her goods at a profit of 24% and the remaining at a loss of 40%. What is her gain/loss percentage on the whole transaction?

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  • 1
    8% gain
    Correct
    Wrong
  • 2
    10% gain
    Correct
    Wrong
  • 3
    7.5 % loss
    Correct
    Wrong
  • 4
    9 % loss
    Correct
    Wrong
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Answer : 1. "8% gain"

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