Question

A. Tick (/) the correct answer.
1. Which of these is not found in coal?
(a) Carbon O (b) Oxygen
(c) Nitrogen (d) Chlorine
2. The carbon content in anthracite is about
(a) 40%
O %
(b) 50%
(c) 75%
(d) 90%
3. Which of the following is not a greenhouse gas?
(a) Nitrogen
(b) Methane
(c) Chlorofluorocarbon
(d) Water vapour
4. The constituent of petroleum used as a fuel in jet aeroplanes is
(a) Fuel oil O (b) Kerosene o (c) Petrol
o(d) Diesel
5. CNG stands for
(a) Compound Natural Gas
(b) Constituent Natural Gas
(c) Compressed Natural Gas
(d) Compact Natural Gas
​

Answer 1

Answer:

d) chlorine

d)90percent

d)water vapour

a)fuel oil

c)compressed natural gas

Answer 2

Answer:

1. Chlorine

2. 90%

3. Nitrogen

4. Kerosene

5.Compressed natural gas