General Science Practice Question and Answer

Q:

Which of the following is incorrect?

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  • 1
    Oncology - Study of Cancer
    Correct
    Wrong
  • 2
    Numismatics – Stamps
    Correct
    Wrong
  • 3
    Ornithology- Study of birds
    Correct
    Wrong
  • 4
    Osteology - Study of bones
    Correct
    Wrong
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Answer : 2. "Numismatics – Stamps"

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:

Enzymes are –

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  • 1
    Microorganisms
    Correct
    Wrong
  • 2
    Protein
    Correct
    Wrong
  • 3
    Inorganic compound
    Correct
    Wrong
  • 4
    mildew
    Correct
    Wrong
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Answer : 2. "Protein"

Q:

Once the mass of a solid is doubled, its density is-

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  • 1
    will be four times
    Correct
    Wrong
  • 2
    will be doubled
    Correct
    Wrong
  • 3
    will be halved
    Correct
    Wrong
  • 4
    will remain unchanged
    Correct
    Wrong
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Answer : 3. "will be halved "

Q:

Where is urea manufactured?

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  • 1
    Gallbladder
    Correct
    Wrong
  • 2
    Liver
    Correct
    Wrong
  • 3
    Kidney
    Correct
    Wrong
  • 4
    Bladder
    Correct
    Wrong
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Answer : 2. "Liver"

Q:

When a soap bubble is charged then- 

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  • 1
    it does not undergo any change in size
    Correct
    Wrong
  • 2
    it contracts
    Correct
    Wrong
  • 3
    it expands
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "it expands "

Q:

In the format of the IUPAC name of the organic compound, the term ‘Root’ is used to represent:

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  • 1
    the number of carbon atoms in the parent chain
    Correct
    Wrong
  • 2
    the presence of side chains or substituent groups
    Correct
    Wrong
  • 3
    functional groups that may be present in the compound
    Correct
    Wrong
  • 4
    the cyclic or acyclic nature of the given compound
    Correct
    Wrong
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Answer : 1. "the number of carbon atoms in the parent chain"
Explanation :

The Word root indicates the total number of carbon atoms present in the longest carbon chain belonging to the compound For example, 'Meth' refers to a chain with 1 carbon atom and 'Pent' refers to a chain with 5 carbon atoms. metalloid in dictionary chemical name is Naoh. Nylon properties: Atomic number of iodine. Dobereiner Traids an Atomic compound.

Q:

Optical fibres are mainly used in?

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  • 1
    Musical Instruments
    Correct
    Wrong
  • 2
    Food Industry
    Correct
    Wrong
  • 3
    Communication
    Correct
    Wrong
  • 4
    Weaving
    Correct
    Wrong
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Answer : 3. "Communication"

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