fuel, food preservation, nutrition, medicine, detergents and fertilizers - Category wise Question and Answer Practice Test with Solutions

fuel, food preservation, nutrition, medicine, detergents and fertilizers PRACTICE TEST [3 - EXERCISES]

set 1

set 2

set 3

Question : 21 [UP UDA/LDA (Spl)(Mains) 2010]

Which one of the following substances is used in the preservation of food stuff?

a) Potassium Chloride

b) Sodium Benzoate

c) Citric Acid

d) Sodium Chloride

Answer: (b)

Question : 22 [PSC (Pre) 2019]

What is detergent?

a) Medicine

b) Catalyst

c) Soap

d) Refining agent

Answer: (d)

Question : 23 [IAS (Pre) 2000]

Consider the following features of newer models of motor cars.

  1. Radial tyres
  2. Streamlined body
  3. Multipoint fuel injection
  4. Catalytic converter with exhaust
Which of these features make the new models of motor cars more fuel efficient?

a) 2, 3 and 4

b) 1 and 2

c) 2 and 3

d) 1, 3 and 4

Answer: (c)

Question : 24 [UPPCS (Mains) 2016]

Gasohol is a mixture of

a) Gasoline and Propanol

b) Gasoline and Methanol

c) Gasoline and Ethanol

d) Methanol and Ethanol

Answer: (c)

Question : 25 [UPPCS (Pre) 2015]

Who among the following invented ‘Gobar Gas’ system?

a) S.V. Desai

b) C.V. Raman

c) J.C. Bose

d) H. Khurana

Answer: (a)

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1697 fuel food preservation nutrition medicine detergents and fertilizers based general science mcq set 1 mcq pdf
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