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MCQs4All - General Sciences MCQs for NTS, FPSC, CSS, IELTS, TOEFL

Question. An iceberg is floating in sea. How much of its mass will remain above the surface of water?
  1. One tenth
  2. One fifth
  3. One fourth
  4. One third
Question. The half life of a radioactive element is 8-days. How long it take to reduce it from 10 mg to 5 mg?
  1. 4 days
  2. 12 days
  3. 16 days
  4. 8 days
  5. None of these
Question. Quartz crystal in quartz watches work on the principle called?
  1. Photoelectric effect
  2. Stark effect
  3. Thermionic effect
  4. Piezo-electric effect
  5. None of these
Question. The muscles, tissues and blood all are made up of____________?
  1. Carbohydrate
  2. Proteins
  3. Vitamins
  4. Fats
Question. The Scientist who told “Heat is a form of Energy” was___________?
  1. Thomas Alva Edison
  2. Newton
  3. Joule
  4. Kepler
Question. Summer solstice means__________?
  1. longest day
  2. longest night
  3. smallest day
  4. none of these

General Sciences MCQs for NTS, FPSC, CSS, PPSC, PMS, UTS, FTS, OTS, Technologies, Inventions, laws of past papers
Question. A Fahrenheit thermometer indicates a temperature of ‘ 14°F. its corresponding reading on the Celsius scale will be _________?
  1. – 2O°C
  2. – 10°C
  3. + 10°C
  4. + 20°C
Question. Glass is made of the mixture of______________?
  1. Quartz and Mica
  2. Sand and Salt
  3. Sand and Silicates
  4. None of these
Question. Parsec is a unit of ___________?
  1. Energy
  2. Time
  3. Power
  4. Distance
  5. None of these
Question. In an oil lamp, the oil rises up in the wick due to?
  1. Capillary action
  2. Atmospheric pressure
  3. Viscosity of oil
  4. Change in temperature
Question. Evaporation from ice and snow is known as___________?
  1. evaporation
  2. sublimation
  3. hydrogenation
  4. insolation
Question. The time taken by Sun to revolve around the center of our galaxy is___________?
  1. 150 million years
  2. 250 million years
  3. 300 millon years
  4. 350 millon years
Question. Earth is closest to the sun every year in early ______________, when it’s winter for the Northern Hemisphere. We’re farthest away from the sun in early __________________, during our Northern Hemisphere summer.
  1. January – July
  2. June – December
  3. July – January
  4. December – June
Important MCQs
Question: Coke is made by heating coal in the absence of air at__________?
Question: Deficiency of Vitamin-A results in __________.
Question: In case of gases Kc is replaced by_______________?
Question: In a galvanic cell________________?
Question: The deficiency of vitamin E causes _______ ?
Question: Formula of haloform is_________________?
Question: Long-sight defect could be corrected by using __________ lens.
Question: Egypt connects the two continents
Question: The “Swaythling Cup” is associated with the game of__________?
Question: Lead accumulators are_______________?
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Education without values, as useful as it is, seems rather to make man a more clever devil. ― C.S. Lewis