Question

B
a) Biogas
b) Natural gas
id Petroleum gas
d Kerosene
(i) A liquid fraction from the refining of petroleum
(i) The lowest-boiling fraction in petroleum refining
(ii) Accumulated in petroleum wells
(iv) Anaerobic fermentation of cattle dung.
POSTSCRIPT​

Answer 1

Answer:

(a) - iv

(b) - iii

(c) - ii

(d) - i

Explanation:

I hope this will help you