Basic Science Practice Question and Answer

Q:

Goiter / excessive growth of thyroid gland causes by the deficiency of:

1124 0

  • 1
    Calcium
    Correct
    Wrong
  • 2
    potassium
    Correct
    Wrong
  • 3
    Iodine
    Correct
    Wrong
  • 4
    Iron
    Correct
    Wrong
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Answer : 3. " Iodine "

Q:

What causes molybdenum deficiency?

1119 0

  • 1
    Whip tail in cauliflower
    Correct
    Wrong
  • 2
    Hot disease in tomato
    Correct
    Wrong
  • 3
    Lemon yellow yellow stain disease
    Correct
    Wrong
  • 4
    All these
    Correct
    Wrong
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Answer : 1. "Whip tail in cauliflower"

Q:

Which of the following gas is not present in the atmosphere?

1115 0

  • 1
    Nitrogen
    Correct
    Wrong
  • 2
    Helium
    Correct
    Wrong
  • 3
    Chlorine
    Correct
    Wrong
  • 4
    Krypton
    Correct
    Wrong
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Answer : 3. "Chlorine"

Q:

Which of the following electromagnetic waves has the highest wavelength?

1114 0

  • 1
    Ultraviolet rays
    Correct
    Wrong
  • 2
    Sunlight
    Correct
    Wrong
  • 3
    Gamma rays
    Correct
    Wrong
  • 4
    infrared rays
    Correct
    Wrong
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Answer : 4. "infrared rays"

Q:

Which of the following is desirable aim of Science Education at Primary Level?

1110 0

  • 1
    To know the facts and principles of sciences and its applications.
    Correct
    Wrong
  • 2
    To nurture the natural curiosity, aesthetic sense and creativity in science and technology.
    Correct
    Wrong
  • 3
    To imbibe the values of honesty, integrity and co-operation.
    Correct
    Wrong
  • 4
    All of these
    Correct
    Wrong
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Answer : 4. "All of these"

Q:

If the edge of a cube is halved, then its volume reduces to _____times the actual volume.

1108 0

  • 1
    1/3
    Correct
    Wrong
  • 2
    1/4
    Correct
    Wrong
  • 3
    1/8
    Correct
    Wrong
  • 4
    1/2
    Correct
    Wrong
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Answer : 3. "1/8"

Q:

The marshy gas which is produced on decomposition of organic matter and is mostly found in coal mines, is the name of that gas?

1108 0

  • 1
    ethane
    Correct
    Wrong
  • 2
    Methane
    Correct
    Wrong
  • 3
    carbon dioxide
    Correct
    Wrong
  • 4
    carbon monoxide
    Correct
    Wrong
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Answer : 2. "Methane"

Q:

What is the main factor of rust in iron?

1106 0

  • 1
    oxygen
    Correct
    Wrong
  • 2
    Hydrogen
    Correct
    Wrong
  • 3
    Nitrogen
    Correct
    Wrong
  • 4
    Neon
    Correct
    Wrong
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Answer : 1. "oxygen"

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