hydrocarbon, alcohol, polymer, organic acid and explosive substance - Category wise Question and Answer Practice Test with Solutions

Question : 1 [UPPCS (Mains) 2015]

In all bio-compounds the most necessary fundamental element is

a) Oxygen

b) Sulphur

c) Carbon

d) Nitrogen

Question : 2 [PSC (Pre) 2019]

Which one of the following explosives does not contain nitroglycerine as an essential constituent?

a) Cordite

b) Dynamite

c) Amatol

d) Blasting Gelatine

Question : 3 [MPPCS (Pre) 2003]

Which acid is used in lemons?

a) Nitric acid

b) Acetic acid

c) Ascorbic acid

d) Citric acid

Question : 4 [UPPCS (Mains) 2011]

Which of the following chemicals is used for ripening?

a) Potassium Chloride

b) Sodium Chloride

c) Calcium Carbide

d) None of the above

Question : 5 [UPPCS (Pre) 2017]

Which one of the following organic acids is abundant in grapes, tamarind and banana?

a) Tartaric acid

b) Acetic acid

c) Citric acid

d) Lactic acid