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

Question : 1 [UP UDA/LDA (Pre) 2013]

Which of the following is the procedure for a biogas plant?

a) Hydrogenation

b) Fermentation

c) Reduction

d) Polymerization

Question : 2 [BPSC (Pre) 1997]

Milk is an example of

a) A foam

b) An emulsion

c) A gel

d) A suspension

Question : 3 [PSC (Pre) 2017]

Consider the following statements.

1. Liquefied Natural Gas (LNG) is liquefied under extremely cold temperatures and high pressure to facilitate storage or transportation in specially designed vessels.
2. First LNG terminal in India was built in Hassan.
3. Natural Gas Matters (NGM) are separated from LPG and these include ethane, propane, butane and natural gasoline.

a) 2 and 3

b) Only 1

c) 1 and 3

d) 1, 2 and 3

Question : 4 [PCS (Pre) 2012]

The main component of biogas is

a) Butane

b) Hydrogen

c) Methane

d) Acetylene

Question : 5 [BPSC (Pre) 2016]

LPG used as domestic fuel chiefly contains

a) Ethylene

b) Methane

c) Propane

d) None of these