• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Chemistry

Chemistry
The enzyme that converts glucose to ethyl alcohol is :

Maltase
Zymase
Invertase
Diastase

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
In upper layer of atmosphere ozone is formed by

The action of nitrogen on oxygen in atmosphere
The combination of oxygen molecules
The action of ultraviolet rays on oxygen
Subjecting oxygen to high pressure

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Bleaching powder is prepared by passing :

Chlorine over slaked lime
Carbon dioxide over slaked lime
Oxygen over slaked lime
Chlorine over quick lirne

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Setting of plaster of paris involves

Dehydration process
Reduction process
Hydration to form other hydrates
Oxidation process

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Rutherford’s scattering experiment proved the presence of

Atoms in all matter
Neutrons in atoms
Nucleus in atoms
Electrons in atoms

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Which one of the following mineral does not contain oxygen ?

Haematite
Calcite
Bauxite
Cryolite

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Chemistry

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑