Science GK Practice Question and Answer

Q: Rare gases are 1287 0

  • 1
    mono atomic
    Correct
    Wrong
  • 2
    di atomic
    Correct
    Wrong
  • 3
    tri atomic
    Correct
    Wrong
  • 4
    None of above
    Correct
    Wrong
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Answer : 1. "mono atomic"

Q:

नाइट्रोजन चक्र में, मिट्टी नाइट्रेट्स को मुक्त नाइट्रोजन में किसके द्वारा बदल दिया जाता है?

1418 0

  • 1
    नाईट्रीफाइंग बैक्टीरिया
    Correct
    Wrong
  • 2
    डीनाईट्रीफाइंग बैक्टीरिया
    Correct
    Wrong
  • 3
    एमोनीफाइंग बैक्टीरिया
    Correct
    Wrong
  • 4
    इनमें से कोई नहीं
    Correct
    Wrong
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Answer : 2. "डीनाईट्रीफाइंग बैक्टीरिया"

Q: Who is regarded as father of modern chemistry ? 1847 0

  • 1
    Ruterford
    Correct
    Wrong
  • 2
    Einstein
    Correct
    Wrong
  • 3
    Lavoisier
    Correct
    Wrong
  • 4
    C V Raman
    Correct
    Wrong
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Answer : 3. "Lavoisier"

Q: The term PVC used in the plastic industry stands for 1608 0

  • 1
    polyvinyl choloride
    Correct
    Wrong
  • 2
    polyvinyl carbotate
    Correct
    Wrong
  • 3
    phosphor vanadiu chloride
    Correct
    Wrong
  • 4
    phosphavinyl chloride
    Correct
    Wrong
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Answer : 1. "polyvinyl choloride"

Q: What is a mixture of potassium nitrate powdered charcoal and sulphur called? 1461 0

  • 1
    paint
    Correct
    Wrong
  • 2
    aluminium
    Correct
    Wrong
  • 3
    brass
    Correct
    Wrong
  • 4
    gun powder
    Correct
    Wrong
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Answer : 4. "gun powder"

Q: Which have the maximum density ? 2250 0

  • 1
    water
    Correct
    Wrong
  • 2
    Benzene
    Correct
    Wrong
  • 3
    Ice
    Correct
    Wrong
  • 4
    Chloroform
    Correct
    Wrong
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Answer : 1. "water"

Q:

जब मानव हृदय में वाम निलय सिकुड़ता है , तो रक्त किसकी तरफ प्रवाहित होता है ? 

1632 0

  • 1
    मस्तिष्क
    Correct
    Wrong
  • 2
    फुफ्फुसीय धमनी
    Correct
    Wrong
  • 3
    महाधमनी
    Correct
    Wrong
  • 4
    फुफ्फुस
    Correct
    Wrong
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Answer : 3. "महाधमनी "

Q:

रिचर स्केल (Richter Scale) किसके नापने में प्रयोग होता है ?

1302 1

  • 1
    भूकम्प की तीव्रता
    Correct
    Wrong
  • 2
    वायु की गति
    Correct
    Wrong
  • 3
    समुद्र की गहराई
    Correct
    Wrong
  • 4
    शरीर का ताप
    Correct
    Wrong
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Answer : 1. "भूकम्प की तीव्रता"

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