CAT Practice Question and Answer

Q: When during the Cell Cycle are Chromosomes visible? 2161 0

  • 1
    only during interphase
    Correct
    Wrong
  • 2
    only during cell division
    Correct
    Wrong
  • 3
    only during G1 phase
    Correct
    Wrong
  • 4
    only during they are replicated
    Correct
    Wrong
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Answer : 2. "only during cell division"
Explanation :

Answer: B) only during cell division Explanation: During most of the cell cycle, interphase, the chromosomes are somewhat less condensed and are not visible as individual objects under the light microscope. However during cell division, mitosis, the chromosomes become highly condensed and are then visible as dark distinct bodies within the nuclei of cells. The chromosomes are most easily seen and identified at the metaphase stage of cell division and most of the chromosome images in this gallery are pictures of metaphase chromomosomes. The cell division takes place in mitosis stage.

Q: If 6 years are subtracted from the present age of Arun and the remainder is divided by 18, then the present age of his grandson Gokul is obtained. If Gokul is 2 years younger to Madan whose age is 5 years, then what is the age of Arun ? 2161 0

  • 1
    72 years
    Correct
    Wrong
  • 2
    54 years
    Correct
    Wrong
  • 3
    60 years
    Correct
    Wrong
  • 4
    47 years
    Correct
    Wrong
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Answer : 3. "60 years"
Explanation :

Answer: C) 60 years Explanation: Let the Present age of arun is xGokul's age = 5-2 = 3x-6/18 = 3x-6 = 54x = 60Arun's present age = 60 years

Q: Mary is 12 years younger to Pinky. After 3 years, the ratio of their ages will be 5:8. If the present age of Sam is the sum of ages of Mary and Pinky, then what was the age of Sam 15 years back ? 2160 0

  • 1
    31 years
    Correct
    Wrong
  • 2
    37 years
    Correct
    Wrong
  • 3
    46 years
    Correct
    Wrong
  • 4
    29 years
    Correct
    Wrong
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Answer : 1. "31 years"
Explanation :

Answer: A) 31 years Explanation: Let the present age of Pinky be x years   Then the age of Mary is x - 12 years   After 3 years,   Ratio of  MaryPinky = x - 9x + 3 = 58   8x - 72 = 5x +15   => 3x = 87   => x = 29   => Age of Pinky = 29 years   => Age of Mary = 29 - 12 = 17 years   Present age of Sam = 29 + 17 = 46   Before 15 years Sam age = 46 - 15 = 31 years.

Q: 0 divided by 0 2158 0

  • 1
    0
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    Undefined
    Correct
    Wrong
  • 4
    Indeterminate
    Correct
    Wrong
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Answer : 4. "Indeterminate"
Explanation :

Answer: D) Indeterminate Explanation: Indeterminate are those,which mathematics can’t determine. Because we don’t actually know which one is the exact answer for this due to having lots of results for this. Explanation:: Let us think by this analogy that, 0 / 1 = 0 0 / 2 = 0 ………… ……….. we can say 0 / n = 0 from this we can write, 0/0 = 0 Again, another analogy,(from limiting concept of 1/0 = infinity) 1 / 0 = +∞ or -∞ 2 /0 = +∞ or -∞ ……… .……. we can say 0 / 0 = ∞ Again, another analogy, 1 / 1 = 1 2/2 = 1 .…….. ……….. we can say, 0/0 = 1 Now, you see it’s confusing. Every analog is mathematically correct then which one is the right answer for 0/0.  Therefore Mathematics can’t determine this fact. So, 0/0 is indeterminate.

Q: First education minister of independent India? 2156 0

  • 1
    Indira Gandhi
    Correct
    Wrong
  • 2
    Durba Banerjee
    Correct
    Wrong
  • 3
    Maulana Abul Kalam Azad
    Correct
    Wrong
  • 4
    Sucheta Kripalani
    Correct
    Wrong
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Answer : 3. "Maulana Abul Kalam Azad"
Explanation :

Answer: C) Maulana Abul Kalam Azad Explanation: Maulana Abul Kalam Azad, the first education minister of independent India, who served from 15 August 1947 until 2 February 1958.      Indira Gandhi - First Women Prime minister of India   Durba Banerjee - The first woman Airline Pilot   Sucheta Kripalani - The first woman Chief Minister of an Indian State.

Q: What has no beginning, end or middle? 2155 0

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Answer :
Explanation :

A Donut or Doughnut. Anything in the shape of a torus.

Q: Where is the headquarters of the United Nations Economic and Social Council (ECOSOC)  ? 2154 0

  • 1
    Berlin
    Correct
    Wrong
  • 2
    C)  ? A) Berlin B)
    Correct
    Wrong
  • 3
    ? A) Berlin B) Spain C) London
    Correct
    Wrong
  • 4
    New York
    Correct
    Wrong
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Answer : 4. "New York"
Explanation :

Answer: D) New York Explanation: The Economic and Social Council (ECOSOC) is one of the six principal organs of the United Nations for coordinating the economic, social and environmental issues, as well as for implementing internationally agreed development goals. Recently, it is in news because India has been re-elected to the United Nations ECOSOC for another 3-year term. India was among 18 nations to win election to the Economic and Social Council (ECOSOC). India obtained 183 votes, the second highest after Japan in the Asia Pacific category. The elected members of ECOSOC for a three-year term beginning 1 January, 2018 are Belarus, Ecuador, El Salvador, France, Germany, Ghana, India, Ireland, Japan, Malawi, Mexico, Morocco, Philippines, Spain, Sudan, Togo, Turkey and Uruguay. The headquarters of the ECOSOC is located in New York, Unites States.

Q: Which is the best definition of Federalism? 2153 0

  • 1
    Federalism encourages the practice of direct democracy at the state level rather than the national level.
    Correct
    Wrong
  • 2
    The quality of federal supremacy in government.
    Correct
    Wrong
  • 3
    A happy combination of mixed government.
    Correct
    Wrong
  • 4
    Federalism enables the state and the national government to share power.
    Correct
    Wrong
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Answer : 4. "Federalism enables the state and the national government to share power."
Explanation :

Answer: D) Federalism enables the state and the national government to share power. Explanation: Federalism :: Federalism is a system based upon democratic rules and institutions in which the power to govern is shared between national and provincial/state governments, creating what is often called a federation.   Federalism is a political concept in which a group of members are bound together with a governing representative head.  Federalism enables the state and the national government to share power.

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