Everyday Science Oneliner MCQS 12

  • Measles is a viral disease.
  • Vitamin C is present in Citrus Fruits.
  • Leukaemia is a Blood Cancer.
  • Haemophilia is a hereditary disease.
  • Diamond is the hardest material.
  • Lead ball falls through water more slowly than through air because of the viscous force in water.
  • Polaroid’s are used for Photoelasticity.
  • Scalding with steam is more severe than scalding by boiling water because Steam contains more energy than boiling water.
  • Cooking oil can be converted into vegetable ghee by the process of Hydrogenation.
  • Stainless steel is an alloy of Iron, Chromium and Nickel.
  • Optical fibres work on the principle of Total internal reflection.
  • Water vapour beyond the dew point results in Condensation.
  • The main chemical substance present in the bones and teeth of animals is Calcium Phosphate.
  • The Green House Effect is caused by an excess of Carbon dioxide.
  • Bats can also fly in dark because they are capable of taking the help of Ultrasonic Waves.
  • Gold is found in its original form.
  • Green vegetables have high iron content.
  • The fat content in buffalo milk is 10%.
  • Whale has the largest egg.
  • The rear view mirror of a motor vehicle is Convex.
  • A post mortem study usually involves an analysis of liver.
  • Bio fertilisers are nitrogen-fixing micro-organisms which can enrich soil.
  • Tincture of iodine consists of A solution of iodine in alcohol.
  • The only planet of solar system which has water vapours is Neptune.
  • The major part of natural gas, petroleum and coal consist of Methane.
  • Gypsum is used for cement. 
  • Chromium is obtained from Chromite.
  • Silica is used in glass-making.
  • Human population has become double during the last 45 years.
  • At present population growth rate in Pakistan is 1.573%.
  • In Pakistan, the nuclear power stations are built at Karachi and Chashma.
  • Plutonium is used as Fuel for nuclear fission.
  • Uranium-235 is used in the fission process.
  • The solar energy falling on the atmosphere of earth is almost 1.4 kilowatt per square meter.
  • The large plates of solar panels are painted Black.
  • The temperature of the semi-molten rocks about 10 km below the surface is 200 degree Centigrade.
  • Cataract is a disease of eye.
  • Rayon is made of Cellulose.
  • Meter per second is a unit of Velocity.
  • The greatest number of compounds is formed by the element of Carbon.
  • The major component of honey is Glucose.
  • The working principle of a washing machine is Centrifugation.
  • Oxygen is present in the largest amount in terms of per cent by mass in the earth’s crust.
  • Radioactivity was first discovered by Henry Becquerel.
  • Helium gas is commonly used in balloons and airships.
  • The process of elimination of water from any system is called Dehydration.
  • Huge white ball in the sun almost consists of Hydrogen.
  • Charcoal is made by heating wood.
  • In blood, the percentage of water is 90%.
  • As the temperature of ice rises, the ice melts and its density increases.


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