PDF chapter test TRY NOW
Write brief answers to the following questions:
1. Some natural resources are given in below. Classify them into the exhaustible and inexhaustible natural resources.
air, coal, natural gas, sunlight, petroleum, minerals, forests, oxygen.
air, coal, natural gas, sunlight, petroleum, minerals, forests, oxygen.
Exhaustible natural resources are , minerals, and forests.
Inexhaustible natural resources are .
2. Write two important uses of coke.
(i). Coke is mainly used as a in extracting metals (like iron, zinc, etc.)
(ii). It is used in the manufacture of .
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