Science GK Practice Question and Answer
8 4 4 Q:
5f910423891d2b03f20ed925 4 4 4 4 4 Q:
5ddfc93e4e9f8676753e7024 4 Q:
5f912d7b9e18f97b7040e7d7
Q: Which one of the following is the softest? 1632 05c2dbfd594bba731de8f0a22
5c2dbfd594bba731de8f0a22- 1sodiumtrue
- 2ironfalse
- 3aluminiumfalse
- 4lithiumfalse
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Answer : 1. "sodium"
Q: निम्नलिखित में से कौन सी ईंधन गैस (Fuel gas) नहीं है ?
1593 15f910423891d2b03f20ed925
5f910423891d2b03f20ed925- 1भाप-अंगार गैस (Water gas)false
- 2प्रोड्यूसर गैस (Producer gas)false
- 3हास गैस (Laughing gas)true
- 4मार्श गैस (Marsh gas)false
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Answer : 3. "हास गैस (Laughing gas)"
Q: Who is regarded as father of modern chemistry ? 1848 05c2dbb7eaea81766da94cac5
5c2dbb7eaea81766da94cac5- 1Ruterfordfalse
- 2Einsteinfalse
- 3Lavoisiertrue
- 4C V Ramanfalse
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Answer : 3. "Lavoisier"
Q: The term PVC used in the plastic industry stands for 1609 05c2dbc589fd00135a4b21163
5c2dbc589fd00135a4b21163- 1polyvinyl choloridetrue
- 2polyvinyl carbotatefalse
- 3phosphor vanadiu chloridefalse
- 4phosphavinyl chloridefalse
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Answer : 1. "polyvinyl choloride"
Q: What is a mixture of potassium nitrate powdered charcoal and sulphur called? 1461 05c2dbd92bc106c237a22c18a
5c2dbd92bc106c237a22c18a- 1paintfalse
- 2aluminiumfalse
- 3brassfalse
- 4gun powdertrue
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Answer : 4. "gun powder"
Q: Which have the maximum density ? 2250 05c2dbffa94bba731de8f0a27
5c2dbffa94bba731de8f0a27- 1watertrue
- 2Benzenefalse
- 3Icefalse
- 4Chloroformfalse
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Answer : 1. "water"
Q: जब मानव हृदय में वाम निलय सिकुड़ता है , तो रक्त किसकी तरफ प्रवाहित होता है ?
1632 05ddfc93e4e9f8676753e7024
5ddfc93e4e9f8676753e7024- 1मस्तिष्कfalse
- 2फुफ्फुसीय धमनीfalse
- 3महाधमनीtrue
- 4फुफ्फुसfalse
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Answer : 3. "महाधमनी "
Q: रिचर स्केल (Richter Scale) किसके नापने में प्रयोग होता है ?
1302 15f912d7b9e18f97b7040e7d7
5f912d7b9e18f97b7040e7d7- 1भूकम्प की तीव्रताtrue
- 2वायु की गतिfalse
- 3समुद्र की गहराईfalse
- 4शरीर का तापfalse
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Answer : 1. "भूकम्प की तीव्रता"
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