General Science Practice Question and Answer

Q:

Hepatitis B spreads through ___________. 

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  • 1
    viruses
    Correct
    Wrong
  • 2
    protozoa
    Correct
    Wrong
  • 3
    bacteria
    Correct
    Wrong
  • 4
    fungi
    Correct
    Wrong
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Answer : 1. "viruses"

Q:

Pancreatic juice contains which enzyme that breaks down emulsified fats?

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  • 1
    Lipase
    Correct
    Wrong
  • 2
    Pepsin
    Correct
    Wrong
  • 3
    Trypsin
    Correct
    Wrong
  • 4
    Amylase
    Correct
    Wrong
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Answer : 1. "Lipase"
Explanation :

1. Pancreatic juice contains a lipase enzyme, which decomposes emulsified fats.

2. Lipase: It is an enzyme found in pancreatic juice and responsible for the breakdown of emulsified fats.

Q:

The number of RCB count in an adult male is?

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  • 1
    4.6 Million
    Correct
    Wrong
  • 2
    4.0 Million
    Correct
    Wrong
  • 3
    6.5 Million
    Correct
    Wrong
  • 4
    5 Million
    Correct
    Wrong
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Answer : 4. "5 Million"

Q:

Who used the word histology for the first time?

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  • 1
    Memon
    Correct
    Wrong
  • 2
    schleiden
    Correct
    Wrong
  • 3
    robert hook
    Correct
    Wrong
  • 4
    Mayor
    Correct
    Wrong
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Answer : 4. "Mayor"
Explanation :

The term "histology" was first used by the French physician Marie François Xavier Bichat, but it was popularized and introduced into English by the Swiss anatomist Karl Wilhelm von Nägeli in the early 19th century.


Q:

Which vitamin among the following is crucial for blood clotting?

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  • 1
    Vitamin K
    Correct
    Wrong
  • 2
    Vitamin D
    Correct
    Wrong
  • 3
    Vitamin A
    Correct
    Wrong
  • 4
    Vitamin E
    Correct
    Wrong
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Answer : 1. "Vitamin K"

Q:

Which of the following materials has the least resistivity?

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  • 1
    Copper
    Correct
    Wrong
  • 2
    Iron
    Correct
    Wrong
  • 3
    Carbon
    Correct
    Wrong
  • 4
    Brass
    Correct
    Wrong
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Answer : 1. "Copper "

Q:

Geostationary orbit is at a height of– 

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  • 1
    6 km
    Correct
    Wrong
  • 2
    1000 km
    Correct
    Wrong
  • 3
    3600 km
    Correct
    Wrong
  • 4
    36000 km
    Correct
    Wrong
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Answer : 4. "36000 km "
Explanation :

A geostationary orbit, geostationary Earth orbit or Geosynchronous Equatorial Orbit (GEO), is a circular orbit 35786 km (22236 mile) above the Earth’s equator and following the direction of the Earth’s rotation. An object in such an orbit has an orbital period equal to the Earth’s rotational period (one sidereal day).

Q:

What is the name of the Light Combat Aircraft developed by India indigenously? 

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  • 1
    Brahmos
    Correct
    Wrong
  • 2
    Chetak
    Correct
    Wrong
  • 3
    Astra
    Correct
    Wrong
  • 4
    Tejas
    Correct
    Wrong
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Answer : 4. "Tejas "
Explanation :

The HAL Tejas is a lightweight multirole fighter developed by India. It is a tailless, compound delta wing design powered by a single engine. It came from the Light Combat Aircraft (LCA) Programme, which began in the 1980s to replace India’s against MiG-21 fighters. Later the LCA was officially named ‘Tejas’, meaning ‘Radiance’ by then Prime Minister Atal Bihari Vajpayee.

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