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Chemistry - General Science Short Questions and Answers for Competitive Exams

11 Which enzyme converts glucose to ethyl alcohol ?
A Invertase
B Maltase
C Zymase
D Diastase

Answer: Option [C]
12 Who developed atom bomb ?
A Warner Wan Brown
B J. Robert Openheimer
C Edward Taylor
D Samuel Koehen

Answer: Option [B]
13 The acid used in lead storage cells is :
A phosphoric acid
B hydrochioric acid
C nitric acid
D sulphuiric acid

Answer: Option [D]
14 Soap is prepared by boiling caustic soda with which of the following ?
A Alcohol
B Kerosene oil
C Glycerine
D Fats

Answer: Option [D]
15 Bronze is an alloy of :
A copper and Zinc
B Tin and Zinc
C Copper and Zinc and Tin
D Iron and Zinc

Answer: Option [C]


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