Practice Ibps questions - general science mcq Online Quiz (set-1) For All Competitive Exams
Q-1) Glass is a transparent substance obtained by heating silica with oxides or carbonates of metals. Glass is a mixture of
(a)
(b)
(c)
(d)
Q-2) Potash (Potassium carbonate) is used as a fertilizer. It is also known as
(a)
(b)
(c)
(d)
Q-3) The principle of cleaning by soap is
(a)
(b)
(c)
(d)
Soaps form surface films, reduce surface tension of solution and help in removing dirt and dust by emulsifying grease.
Q-4) Night-blindness is caused due to the deficiency of
(a)
(b)
(c)
(d)
Night-blindness is caused due to the deficiency of vitamin A.
Q-5) Which of the statements about glass are correct?- Glass is a super-cooled liquid having infinite viscosity.
- Violet coloured glass is obtained by adding MnO2 .
- Glass is a man-made silicate.
- Glass is a crystalline substance.
Select the correct answer using the codes given below.
(a)
(b)
(c)
(d)
Glass is an amorphous substance.
Q-6) Which one of the following contains cobalt ?
(a)
(b)
(c)
(d)
Vitamin B12 (Cyanocobalamines): Cobalamine has by far the most complicated structure of all the vitamins.
It has a cobalt atom in the centre. It also has – CN groups in its structure.
It is a pink-coloured crystalline, water soluble vitamin.
Q-7) Which one of the following is a vitamin?
(a)
(b)
(c)
(d)
Vitamin C is chemically ascorbic acid.
Q-8) The aqueous solution of one of the following vitamins is dark in colour
(a)
(b)
(c)
(d)
The aqueous solution of vitamin B12 is dark in colour.
Q-9) Which one of the following correctly defines the state of glass?
(a)
(b)
(c)
(d)
Glass is an amorphous, hard, brittle, super cooled liquid.
Q-10) Washing soaps are potassium and sodium salts of
(a)
(b)
(c)
(d)