OnePaper Logo

Everyday Science Most Important MCQs Two

Showing 4150 of 158

Big Bang theory explains __________?
  • A. Origin of Universe
  • B. Origin of Sun
  • C. Laws of physics
  • D. None of above
Bromine is a __________?
  • A. black solid
  • B. red-brown liquid
  • C. colourless gas
  • D. highly inflammable gas
How does smoking cigarettes impact the red blood cells?
  • A. Decreases their ability to congeal
  • B. Decreases their ability to carry oxygen
  • C. Decreases their ability to reach their typical life duration
  • D. Decreases their ability to cleanse wounds
The blueness of the sky is mainly due to __________?
  • A. The scattering of sunlight by air molecules
  • B. The presence of water vapor
  • C. Absorption of blue light by the air
  • D. Emission of blue light by the atmosphere
The earth’s atmosphere is divided into layers based on the vertical profile of __________?
  • A. Air pressure
  • B. Air temperature
  • C. Air density
  • D. Wind speed
The outermost layer of skin is the __________?
  • A. endodermis
  • B. dermis
  • C. epidermis
  • D. hypodermis
The phases of the moon are partially the result of the __________?
  • A. Changes in the shape of the moon
  • B. Revolution of the moon around the earth
  • C. Variations in the moon’s gravitation
  • D. Variation in the speed of rotation of the moon
Who was the first to measure the earth’s radius?
  • A. Galileo
  • B. Copernicus
  • C. Ptolemy
  • D. Eratosthenes
Central Color of Rainbow is __________?
  • A. Blue
  • B. Green
  • C. Red
  • D. Indigo
Who discovered the Gamma Rays?
  • A. Alfred Marshall
  • B. Paul Villard
  • C. Bohar
  • D. Jabar bin Hayyan
of 16 pages