PPSC - FOOD GRAIN SUPERVISOR (BS 09) Paper 2 - FOOD DEPARTMENT - 2023
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Enzymes are made up of:
  • A. Vitamins
  • B. Proteins
  • C. Lipids
  • D. Carbohydrates
Which metals are used in thermometers for furnaces?
  • A. Copper & iron
  • B. Steel & copper
  • C. Steel & nickel
  • D. Copper & nickel
The American Forces entered Afghanistan in:
  • A. 21763
  • B. 2001
  • C. 2002
  • D. 2003
The basic photosynthetic pigment is:
  • A. Photosystems
  • B. Carotenoid
  • C. Chlorophyll - a
  • D. Chlorophyll - b
Atmospheric pressure is measured with a:
  • A. Screw gauge
  • B. Barometer
  • C. Stethoscope
  • D. Hygrometer
Which carry oxygen throughout the body?
  • A. Neutrophils
  • B. Platelets
  • C. White blood cells
  • D. Red blood cells
Plants with thick skins that live in the driest environments are called:
  • A. Hydrophytes
  • B. Helophytes
  • C. Xerophytes
  • D. Aerophytes
Solvay process is used for the manufacture of:
  • A. Sodium carbonate
  • B. Magnesium chloride
  • C. Aluminum oxide
  • D. Sulphuric acid
Liquid hydrocarbons can be converted to a mixture of gaseous hydrocarbons by:
  • A. Oxidation
  • B. Cracking
  • C. Distillation
  • D. Hydrolysis