set 3 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 3 EXERCISES
The following question based on fuel, food preservation, nutrition, medicine, detergents and fertilizers topic of general science mcq
(a) To increase its anti-knocking rating
(b) To prevent it from freezing
(c) To increase its flash points
(d) To increase its boiling point
The correct answers to the above question in:
Answer: (a)
Practice fuel, food preservation, nutrition, medicine, detergents and fertilizers (set 3) Online Quiz
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Read more basic chemistry quiz Based General Science Questions and Answers
Question : 1
Which one of the following is used in the manufacture of soaps?
a) Mobil oil
b) Kerosene oil
c) Vegetable oil
d) Cutting oil
Answer »Answer: (c)
Question : 3
Which one of the following compounds is used as a sedative?
a) Calcium Chloride
b) Ethyl Alcohol
c) Potassium Bromide
d) Phosphorus Trichloride
Answer »Answer: (c)
Question : 4
Consider the following statements. Sodium silicate and sodium sulphate are mixed as detergents in washing powders so that
- To maintain dryness of the powder.
- To maintain the basicity of powder.
a) Only 2
b) Both 1 and 2
c) Only 1
d) None of these
Answer »Answer: (b)
Question : 5
The Pressure gauge is not given in the domestic LPG cylinders because
a) Their use is not safe
b) They are so costly
c) They cannot represent the quantity of gas in LPG cylinders
d) They are choked by LPGs
Answer »Answer: (c)
Question : 6
CNG used in automobiles to check pollution mainly consists of
a) N2
b) CH4
c) CO3
d) H2
Answer »Answer: (b)
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