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) 47%
(b) 30%
(c) 25%
(d) 60%
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 compounds is used as a sedative?
a) Calcium Chloride
b) Ethyl Alcohol
c) Potassium Bromide
d) Phosphorus Trichloride
Answer »Answer: (c)
Question : 2
‘Humus’ is an example of
a) Organic colloids
b) Soil structure
c) Crystalloids
d) None of the above
Answer »Answer: (a)
Question : 3
The fuel used in a diesel engine
a) Mixture of diesel and petrol
b) Vapour of diesel and air
c) Diesel only
d) Mixture of diesel, air and petrol
Answer »Answer: (b)
Question : 4
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 : 5
Tetraethyl Lead (TEL) is added to petrol
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
Answer »Answer: (a)
Question : 6
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)
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