General Science Questions Practice Question and Answer
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Q: A person of which of the following blood group is called a universal donor?
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60013cab5023f234d3885a12- 1O+false
- 2O-true
- 3AB+false
- 4AB-false
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Answer : 2. "O-"
Q: Which of the following device is used to measure humidity?
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5ec72191112c8637e1b27fec- 1Hydrometerfalse
- 2Hygrometertrue
- 3Psycho Meterfalse
- 4Anemometerfalse
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Answer : 2. "Hygrometer "
Q: The approximate percentages of oxygen, nitrogen, and carbon dioxide in pure air on the Earth's atmosphere are:
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5ff6bac0d9d7f36ecf2a38e3- 10.03%, 21% and 78% respectivelyfalse
- 278%, 21% and 0.03% respectivelyfalse
- 321%, 78% and 0.03% respectivelytrue
- 421%, 7.8% and 0.03% respectivelyfalse
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Answer : 3. "21%, 78% and 0.03% respectively"
Q: Identify the CORRECT phenomena involved during a rainbow formation.
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5ff6b73dd9d7f36ecf2a1294- 1Gravitation, Condensation and Total Internal Reflectionfalse
- 2Refraction, Dispersion and Total Internal Reflectiontrue
- 3Polymerization, Total Internal Reflection and Surface Tensionfalse
- 4Dispersion, Coherence and Ionisationfalse
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Answer : 2. "Refraction, Dispersion and Total Internal Reflection"
Q: The food substances which get oxidised easily can be kept for longer duration by adding
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5ff5936c9fc6f75b3f623f0b- 1oxygen and keeping them in sun for few daysfalse
- 2nitrogen and keeping them in sun for few daysfalse
- 3oxygen and keeping them in airtight containersfalse
- 4nitrogen and keeping them in airtight containerstrue
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Answer : 4. "nitrogen and keeping them in airtight containers"
Q: Our eyes are able to detect light due to the presence of the which of the following receptor?
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5ff585659fc6f75b3f6126a4- 1Phonoreceptorsfalse
- 2Thigmoreceptorsfalse
- 3Photoreceptorstrue
- 4Gustatoreceptorsfalse
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Answer : 3. "Photoreceptors"
Q: Which is the second-largest moon in our solar system?
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5fed865c9e37c260813ecc11- 1Titan (Saturn moon)true
- 2Saturn moonfalse
- 3moons of Jupiterfalse
- 4moons Saturnfalse
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Answer : 1. "Titan (Saturn moon)"
Q: The level of sound during normal conversation is
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5feafe33f6205c4d625cf626- 120 dbfalse
- 240 dbfalse
- 360 dbtrue
- 480 dbfalse
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Answer : 3. "60 db"
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