SSC MCQ Question Ans. Our Resources

SSC MCQ Question Ans. Our Resources. Introduction: Soil is a very vital natural resource. It grows plants and produces crops. The soil is the source of many mineral resources including oil, gas, and coal. However, such a valuable resource is constantly being polluted in different ways.

Can you tell how soil is useful to us? At first, soil grows plants which give us food. Oxygen gas essential for our respiration is also obtained from plants. If there was no soil, plants could not grow and the supply of food and oxygen would stop. Secondly, we build houses, offices, roads etc on the soil. Moreover, a major part of usable water, essential for living, is coming from the bottom of the soil. The major part of valuable energy resources (such as oil, gas, coal) is extracted from soil. Similarly, many useful minerals like gold, silver, iron etc. are also the gifts of soil.

SSC MCQ Question Ans. Our Resources

SSC MCQ Question Ans. Our Resources

SSC MCQ Question Ans. Our Resources

Now let us know about the composition of such an important resource, soil. Soil is a mixture of various types of organic and inorganic chemical substances. The composition of soil varies in different areas. The substances present in soil are divided into four groups and they are minerals, organic substances, gaseous substances and water. All types of substances are present in the form of a complex mixture in most of the cases and cannot be separated from each other. Minerals present in soil are usually inorganic compounds.

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SSC MCQ Question Ans. Our Resources


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