A Best Way To Crack Gorenment Job Exams

General Knowledge Objective Questions { Discoveries and Inventions GK }

64.  The study of Drugs and their action is known as
A. Pharmacy
B. Palaeozoology

65.  Root pressure is measured by
A. Barometer
B. Atmometer
C. Manometer
D. Auxanometer

66.  Blood groups were discovered by
A. Landsteiner
B. William Harvey
C. Weismann
D. Morgan

67.  A tachometer is a device used to measure
A. gravitational pull
B. speed of rotation
C. surface tension
D. dispersive power

68.  Which scientist discovered the radioactive element Radium ?
A. Marie Curie
B. Isaac Newton
C. Albert Einstein
D. Benjamin Franklin

69.  Crescograph was invented by
A. S.N. Bose
B. P.C. Roy
C. J.C. Bose
D. P.C. Mahalanobis

70.  Name the branch of Zoology that deals with the scientific study of animal behaviour.
A. Ecology
B. Physiology
C. Ethology
D. Anatomy

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