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Everyday Science Most Important MCQs Six

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The carbon dioxide content in the air that we exhale is about?
  • A. 4%
  • B. 9%
  • C. 15%
  • D. 16%
The ability of the Eye to see in the dark, is due to the production of a purple pigment known as ______?
  • A. Carotene
  • B. Rhodopsin
  • C. Iodopsin
  • D. Retinene
Silver fish is the name of __________?
  • A. Insect
  • B. Fish
  • C. Bird
  • D. Mammal
Who is considered the “father of psychoanalysis”?
  • A. Sigmund Freud
  • B. Galileo
  • C. Aristotle
  • D. Fabrica
The protein content in wheat is approximately?
  • A. 8%
  • B. 6%
  • C. 13%
  • D. 17%
The chemical name of “Acid” (Tezaab) is __________?
  • A. Sulfuric acid
  • B. Sodium chloride
  • C. Citric acid
  • D. None of these
Sunlight is made of ________ colours?
  • A. Seven colours
  • B. Five colours
  • C. Three colours
  • D. None of these
What is amoxicillin?
  • A. Type of birth control
  • B. A herbal remedy
  • C. An antibiotic
  • D. None
How many hearts an Octopus has?
  • A. 10
  • B. 8
  • C. 5
  • D. 3
Which of the following is the SI unit of volume?
  • A. Meter cube
  • B. Cm cube
  • C. mm cube
  • D. Km cube
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