Online GK Series

This site is dedicated to the aspirants of competitive exams SSC, UPSC, Railways, Postal Assistants, Bank, GATE and NET

General Science Objective Questions and Answers for Competitive Exams

21 Alcohol is used as a thermometric liquid when it is desired to measure :
A High temperature
B Very high temperature
C Low temperature
D None of the above

Answer: Option [C]
22 The strata of atmosphere we live in is called:
A Ionosphere
B Stratosphere
C Troposphere
D None of the above

Answer: Option [C]
23 Natural Radio-activity was first discovered by:
A Becquerel
B Rutherford
C Madam Curie
D Einstein

Answer: Option [A]
24 Rutherford is the scientist noted for:
A The invention of the cyclotron
B The first transmutation (Man made)
C The discovery of isotopes
D The invention of the synchrotron

Answer: Option [B]
25 Heart, Brain, Lungs, Spinal Cord, Kidney and Liver are called:
A Vice Organs
B Organs of the human body
C Digestive system
D Vital Organs

Answer: Option [D]


Important EBooks for Competitive Exams