General Science Objective Questions and Answers for Competitive Exams

Questions

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]