Practice Question and Answer

Q:

सादगी शब्द में निम्न में कौन सा प्रत्यय होगा?

3223 0

  • 1
    ई
    Correct
    Wrong
  • 2
    अगी
    Correct
    Wrong
  • 3
    गी
    Correct
    Wrong
  • 4
    इ
    Correct
    Wrong
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Answer : 3. "गी"

Q: Total number of students in 3 classes of a school is 333 . The number of students in class 1 and 2 are in 3:5 ratio and 2 and 3 class are 7:11 ratio . What is the strength of class that has highest number of students ? 3223 0

  • 1
    125
    Correct
    Wrong
  • 2
    155
    Correct
    Wrong
  • 3
    135
    Correct
    Wrong
  • 4
    165
    Correct
    Wrong
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Answer : 4. "165"
Explanation :

Answer: D) 165 Explanation: Ratio C1:C2 = 3:5 and C2:C3 = 7:11So C1:C2:C3 = 21 : 35 : 55Let the strength of three classes are 21x, 35x and 55x respectively, then Given that 21x + 35x + 55x = 333=> 111x = 333 or x=3So strength of the class with highest number of students =55x = 55x3 = 165.

Q:

Ganga is a result of confluence of rivers Bhagirathi and Alakananda at which place?

3223 1

  • 1
    Deva Prayag
    Correct
    Wrong
  • 2
    Karan Prayag
    Correct
    Wrong
  • 3
    Gangotri
    Correct
    Wrong
  • 4
    Rudra Prayag
    Correct
    Wrong
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Answer : 1. "Deva Prayag"
Explanation :

Devprayag: is a city located in Tehri Garhwal district of Uttarakhand state of India. It is one of the Panch Prayag and here the Alaknanda River meets the Bhagirathi River.

Q:

Which country produces the most mercury?

3223 0

  • 1
    Mexico
    Correct
    Wrong
  • 2
    Canada
    Correct
    Wrong
  • 3
    Italy
    Correct
    Wrong
  • 4
    Germany
    Correct
    Wrong
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Answer : 3. "Italy"

Q:

A motorboat, whose speed is 45 km./hr. in still water goes 180 km. downstream and comes back in a total of 9 hours. The speed of the stream (in km/hr.) is-

3222 0

  • 1
    12
    Correct
    Wrong
  • 2
    21
    Correct
    Wrong
  • 3
    18
    Correct
    Wrong
  • 4
    10
    Correct
    Wrong
  • 5
    15
    Correct
    Wrong
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Answer : 5. "15"

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Answer : 4. "irrefutable"

Q:

Which of the following is not an input device?

3222 0

  • 1
    Keyboard
    Correct
    Wrong
  • 2
    Monitor
    Correct
    Wrong
  • 3
    Joystick
    Correct
    Wrong
  • 4
    Microphone
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "Monitor"

Q: Which elements are malleable and good conductors of electricity? 3221 0

  • 1
    tin and silver
    Correct
    Wrong
  • 2
    iodine and silver
    Correct
    Wrong
  • 3
    tin and xenon
    Correct
    Wrong
  • 4
    iodine and xenon
    Correct
    Wrong
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Answer : 1. "tin and silver"
Explanation :

Answer: A) tin and silver Explanation: Tin and Silver are malleable and good conductors of electricity. The other combinations have a non metal in them which are bad conductors.

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