General Science Practice Question and Answer

Q:

Which one of the following is the richest source of vitamin C?

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  • 1
    Guava
    Correct
    Wrong
  • 2
    Pineapple
    Correct
    Wrong
  • 3
    Orange
    Correct
    Wrong
  • 4
    Tomato
    Correct
    Wrong
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Answer : 1. "Guava "
Explanation :

(A) Guava

Guava is considered one of the richest sources of vitamin C among fruits. It contains a high concentration of ascorbic acid, which is a form of vitamin C. While other fruits like oranges and pineapples also contain vitamin C, guava surpasses them in terms of vitamin C content per serving. Tomatoes, although a good source of vitamin C, are generally lower in vitamin C compared to guava.

Q:

Metal plate The metal used in the takri?

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  • 1
    Copper oxide and copper
    Correct
    Wrong
  • 2
    Zinc chloride and carbon
    Correct
    Wrong
  • 3
    Germanium and silicon
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 1. "Copper oxide and copper"

Q:

Which vitamin is high in orange?

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  • 1
    D
    Correct
    Wrong
  • 2
    A
    Correct
    Wrong
  • 3
    C
    Correct
    Wrong
  • 4
    B
    Correct
    Wrong
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Answer : 3. "C"

Q:

Reading of a barometer going down is an indication of

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  • 1
    rainfall
    Correct
    Wrong
  • 2
    snow
    Correct
    Wrong
  • 3
    storm
    Correct
    Wrong
  • 4
    intense heat
    Correct
    Wrong
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Answer : 1. "rainfall"
Explanation :

Low pressure – when reading of the barometer is lower than inHg, this is considered as low air pressure, which is associated with warm air and rainstorm. So, clearly, a falling barometer indicates bad weather is ahead.


Q: Plants absorb dissolved nitrates from soil and convert them into 2372 0

  • 1
    proteins
    Correct
    Wrong
  • 2
    free nitrogen
    Correct
    Wrong
  • 3
    urea
    Correct
    Wrong
  • 4
    ammonia
    Correct
    Wrong
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Answer : 2. "free nitrogen"

Q:

Which of the following is a disease caused by bacteria?

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  • 1
    Titanus
    Correct
    Wrong
  • 2
    Malaria
    Correct
    Wrong
  • 3
    Poliomyelitis
    Correct
    Wrong
  • 4
    Filaria
    Correct
    Wrong
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Answer : 1. "Titanus"
Explanation :

All of these diseases are caused by bacteria i.e. Pneumonia, Cholera, Tuberculosis. Cancer is caused by uncontrolled cell division. Pneumonia is caused by a bacterium Streptococcus pneumoniae. Cholera is caused by a bacterium Vibrio cholerae.


Q:

What is the minimum unit of length?

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  • 1
    Micron
    Correct
    Wrong
  • 2
    Fermimeter
    Correct
    Wrong
  • 3
    Angstram
    Correct
    Wrong
  • 4
    nanometer
    Correct
    Wrong
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Answer : 2. "Fermimeter"

Q:

Battery's electrode?

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  • 1
    must be a semiconductor
    Correct
    Wrong
  • 2
    Should be the conductor of electricity
    Correct
    Wrong
  • 3
    Should be a good conductor of electricity
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "Should be a good conductor of electricity"

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