IIT JEE Practice Question and Answer

Q: What gets wetter and wetter the more it dries? 2207 0

  • 1
    Soap
    Correct
    Wrong
  • 2
    Towel
    Correct
    Wrong
  • 3
    Clothes
    Correct
    Wrong
  • 4
    Sponge
    Correct
    Wrong
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Answer : 2. "Towel"
Explanation :

Answer: B) Towel Explanation: Towel gets wetter and wetter the more it dries because we use that towel which is dried after used.

Q: Which file format can be added to a powerpoint show? 2204 0

  • 1
    .Gif
    Correct
    Wrong
  • 2
    .Wav
    Correct
    Wrong
  • 3
    .Jpg
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 4. "All of the above"
Explanation :

Answer: D) All of the above Explanation:

Q: Milk is an example of a 2204 0

  • 1
    Emulsion
    Correct
    Wrong
  • 2
    Solution
    Correct
    Wrong
  • 3
    Gel
    Correct
    Wrong
  • 4
    Suspension
    Correct
    Wrong
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Answer : 1. "Emulsion"
Explanation :

Answer: A) Emulsion Explanation: Milk is an emulsion of oil in water (o/w). Emulsion: A suspension of droplets of one liquid in another. Constituents of milk : The principal constituents of milk are water, fat, proteins, lactose (milk sugar) and minerals (salts). Milk also contains trace amounts of other substances such as pigments, enzymes, vitamins, phospholipids (substances with fatlike properties), and gases.

Q: In a class, seven students are standing in a row. Q is standing left to R but right to P. O is standing right to N and left to P. Similarly, S is standing right to R and left to T. Find out who is standing in the middle ? 2202 0

  • 1
    Q
    Correct
    Wrong
  • 2
    R
    Correct
    Wrong
  • 3
    P
    Correct
    Wrong
  • 4
    S
    Correct
    Wrong
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Answer : 1. "Q"
Explanation :

Answer: A) Q Explanation: As from the given conditions;Order is N O P Q R S THere the student standing in the middle is 'Q'.

Q: Proteins differ from one another because 2202 0

  • 1
    The peptide bonds linking amino acids differ from protein to protein
    Correct
    Wrong
  • 2
    Each protein contains its own unique sequence of sugar molecules
    Correct
    Wrong
  • 3
    The number of nucleotides found in each protein varies from molecule to molecule
    Correct
    Wrong
  • 4
    The sequence of amino acids in the polypeptide chain differs from protein to protein
    Correct
    Wrong
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Answer : 4. "The sequence of amino acids in the polypeptide chain differs from protein to protein"
Explanation :

Answer: D) The sequence of amino acids in the polypeptide chain differs from protein to protein Explanation:

Q: There are 209 doctors and nurses in a hospital. If the ratio of the doctors to the nurses is 11 : 8, then how many nurses are there in the hospital? 2200 0

  • 1
    88
    Correct
    Wrong
  • 2
    96
    Correct
    Wrong
  • 3
    108
    Correct
    Wrong
  • 4
    121
    Correct
    Wrong
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Answer : 1. "88"
Explanation :

Answer: A) 88 Explanation: Given,The ratio of the doctors to the nurses is 11 : 8Number of nurses = 8/19 x 209 = 88.

Q: What is two weeks from today? 2198 0

  • 1
    same day
    Correct
    Wrong
  • 2
    previous day
    Correct
    Wrong
  • 3
    next day
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 1. "same day"
Explanation :

Answer: A) same day Explanation: We know that the day repeats every 7 days, 14 days, 21 days,... So if today is Monday, after 7 days it is again Monday, after 14 days again it is Monday. Hence, after 2 weeks i.e, 14 days the day repeats and is the same day.

Q: In MS-Word, for what does ruler help? 2193 1

  • 1
    to set indents
    Correct
    Wrong
  • 2
    to change page margins
    Correct
    Wrong
  • 3
    to set tabs
    Correct
    Wrong
  • 4
    All the above
    Correct
    Wrong
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Answer : 4. "All the above"
Explanation :

Answer: D) All the above Explanation: In MS-Word, the Ruler function helps align the text, graphic, tables or other elements in your document.

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