NATURAL RESOURCES OF INDIA
FOREST CONSERVATION IN INDIA
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The impure form of minerals is known as ____
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Metallic
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Mining
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Ore
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Copper
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Explanation:
Detailed explanation-1: -(ii) Gangue : Gangue is the impurity or unwanted substance that is present along with minerals in the ores. Examples for gangue are sand, rock and etc.
Detailed explanation-2: -The impure form of a mineral is called ore.
Detailed explanation-3: -Iron ore, bauxite, copper ore, sugarcane are some examples of impure raw materials.
Detailed explanation-4: -Crude metal is known as an impure form of metal.
Detailed explanation-5: -Ore is the rock from which the metal is extracted in a convenient and economical way. Ore has a composition that is definite. Metals that occur naturally in the earth’s crust are called minerals. Minerals that can profitably be used to get the metal are called ores.
There is 1 question to complete.