A) Resources which will either never run out or are replaced within a reasonable period of time ? Renewable resources.
B) Wise and careful use of resources by not wasting them - Conservation.
C) Conversion of wood into coal over million of years due to high temperature and pressure under the earth - Carbonisation.
D) A black, viscous liquid extracted from the rocks which is a source of hydrocarbons - Coal tar.
Correct Answer: D
Solution :
A black, viscous liquid extracted from the rocks which is a source of hydrocarbons is bitumen.You need to login to perform this action.
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