Simplified guide of MCQs for Exams, Interviews

Topic: Science

1 .  Who is the inventor of the first magnetic resonance imaging (MRI) machine?

  • A. Godfrey Hounsfieldv
  • B. Mattias Schleiden
  • C. Raymond Damadian
  • D. Theodore Schwann

Correct Answer:

Raymond Damadian


2 .  Pomology is the study of: _________?

  • A. Mind
  • B. Bones
  • C. Fruits
  • D. Birds

Correct Answer:

Fruits


3 .  Elastic rebound theory explains:

  • A. formation of rocks
  • B. structure of solids
  • C. causes of earthquake

Correct Answer:

causes of earthquake


4 .  The most abundant element in human body is __________?

  • A. Hydrogen
  • B. Blood
  • C. Oxygen
  • D. Protein

Correct Answer:

Oxygen


5 .  In human the Y chromosome is passed to next generation from?

  • A. Mother to son
  • B. Father to son
  • C. Father to daughter
  • D. Mother to daughter

Correct Answer:

Father to son


6 .  The process which is essential for continuing and survival of species is __________?

  • A. Digestion
  • B. Respiration
  • C. Reproduction
  • D. Excretion

Correct Answer:

Reproduction


7 .  The chemical name of bauxite _______ ?

  • A. Aluminium Oxide
  • B. Aluminium Chloride
  • C. Aluminium Sulphite
  • D. None of the above

Correct Answer:

Aluminium Oxide


8 .  Dinosaurs and many other species were extinct about ________ years ago.

  • A. 55 million
  • B. 66 million
  • C. 75 million
  • D. 85 million

Correct Answer:

66 million


9 .  Animals use nitrogen in the form of_________?

  • A. Nitrogen
  • B. Nitrates
  • C. Nitrites

Correct Answer:

Nitrites


10 .  Which is the purest form of water?

  • A. Rain water
  • B. Heavy water
  • C. Tap water

Correct Answer:

Rain water