Practice Question and Answer

Q:

In an alloy, the ratio of copper and zinc is 7 : 6. If 1,450 gm. of zinc mixed with in 14 kg 300gm. of an alloy, then the ratio of copper and zinc will be

2572 0

  • 1
    26:27
    Correct
    Wrong
  • 2
    22: 23
    Correct
    Wrong
  • 3
    23:26
    Correct
    Wrong
  • 4
    25: 21
    Correct
    Wrong
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Answer : 2. "22: 23"

Q: Biogeochemical cycles are crucial to ecosystem function because 2572 0

  • 1
    they keep the planet warm enough for living things to survive
    Correct
    Wrong
  • 2
    energy flows through ecosystems in one direction only and is eventually dissipated as heat
    Correct
    Wrong
  • 3
    they prevent catastrophic extinctions
    Correct
    Wrong
  • 4
    nutrients and other life-sustaining molecules are in limited supply and must be continually recycled
    Correct
    Wrong
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Answer : 4. "nutrients and other life-sustaining molecules are in limited supply and must be continually recycled"
Explanation :

Answer: D) nutrients and other life-sustaining molecules are in limited supply and must be continually recycled Explanation: Biogeochemical cycles are crucial to ecosystem function because ::   1. Chemical elements are available in only limited amounts and must be recycled. 2. Nutrients and other life-sustaining molecules are in limited supply and must be continually recycled.

Q: India's 2nd Defence Innovation Hub will come up in __________. 2572 0

  • 1
    Solapur
    Correct
    Wrong
  • 2
    Pune
    Correct
    Wrong
  • 3
    Nashik
    Correct
    Wrong
  • 4
    Indore
    Correct
    Wrong
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Answer : 3. "Nashik"

Q: Which statement regarding the mammalian heart is correct? 2571 0

  • 1
    Blood is pumped from the heart via the atria.
    Correct
    Wrong
  • 2
    Oxygen-loaded blood moves only through the right side of the heart.
    Correct
    Wrong
  • 3
    When the right atrium contracts, it forces blood into the left atrium.
    Correct
    Wrong
  • 4
    In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs.
    Correct
    Wrong
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Answer : 4. "In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs."
Explanation :

Answer: D) In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs. Explanation: In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs is correct regarding mammalian heart.

Q:

Internet server is known as-

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  • 1
    Hub
    Correct
    Wrong
  • 2
    Host
    Correct
    Wrong
  • 3
    Bridge
    Correct
    Wrong
  • 4
    Client
    Correct
    Wrong
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Answer : 2. "Host"

Q:

Directions: In question four alternatives are given for the Idiom/Phrase underlined in the sentences. Choose the alternative which best expresses the meaning of the Idiom/Phrase and mark it is the Answer Sheet.

It was clearly a case of the pot calling the kettle black when Ram said that Jagjit was a thief.

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  • 1
    Someone criticising another for a fault they have themselves.
    Correct
    Wrong
  • 2
    A person accusing another of being black.
    Correct
    Wrong
  • 3
    A person blaming another for something he has not done.
    Correct
    Wrong
  • 4
    Both are guilty of the same mistake.
    Correct
    Wrong
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Answer : 1. "Someone criticising another for a fault they have themselves."

Q:

If SEVEN is coded as 23136 and EIGHT as 34579, what will be the code for NINE ?

2571 1

  • 1
    6463
    Correct
    Wrong
  • 2
    6364
    Correct
    Wrong
  • 3
    6346
    Correct
    Wrong
  • 4
    6436
    Correct
    Wrong
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Answer : 1. "6463 "

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