GkSeries.com

General Science Multiple Choice Questions and Answers for Railway Exams

(96) Enzymes are:
[A] Inorganic compounds
[B] Moulds
[C] Micro-organisms
[D] Proteins

Comment

Answer: Option [D]
(97) Why does water get cooled in earthen pot and not in a metal or glass pot:
[A] Earthen walls are bad conductor so heat does not affect the water
[B] Earthen walls of the pot absorb heat of water
[C] Earthen walls have pores and water gets evaporated through pores and evaporation takes heat from the water
[D] None of the above

Comment

Answer: Option [C]

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

(98) Plaster of paris is made from :
[A] Marble
[B] Gypsum
[C] Slaked lime
[D] Limestone

Comment

Answer: Option [B]
(99) The chemical used for cooling in refrigeration is :
[A] CO2
[B] NH4CI
[C] NH4OH
[D] Liquified ammonia

Comment

Answer: Option [C]
(100) Crops that arer grown for animal feed are called
[A] Forage crops
[B] Monsoon crops
[C] Cash crops
[D] Wetland crops

Comment

Answer: Option [A]

Please share this page

Chapters

Click Here to Read more questions

Teacher Eligibility Test