Question: Why are coal and petroleum Categorised as natural resources?

Yes, the coal and petroleum are categorized as natural resources. Because they both are formed by the natural products and process. coal is formed by the dead plants and petroleum is formed by the dead animals called planktons. so the coal and petroleum are categorized as natural resources.

Which category of resource do coal and petroleum belong?

Coal and petroleum are categorised as fuel minerals. These are carbonaceous fuels. These are extracted from earth and are formed by fossil decomposition and are hence called fossil fuels. These fuels form a major source of energy.

Why is coal and petroleum important to man?

The petroleum and coal are considered to be the exhaustible natural resources, as they are presented and sustained in minimal quantity. These resources are scarce and took several years or generations to get produce. … Coals are the important one for cooking foods and generation of thermal electricity.

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Why do we need to use coal and petroleum judiciously though it is formed from biomass?

There is a need to use fossil fuels like coal and petroleum judiciously because they are formed from the remains of biomass buried in the soil millions of years ago. It is the continuous pressure, heat and time which convert the organic matter into coal and petroleum.

Why Coke is not used as fuel?

The term means a product similar to coal and mined the same way. Coal is cheaper and that is why it is used more often. … Coke is cleaner and other methods should be looked into before coal and oil run out.

What is the difference between formation of coal and petroleum?

The main difference between the formation of coal and petroleum is as follows:-) #petroleum are formed with the deposition of sea animals under high pressure and high temperature whereas the coal is formed with the deposition of plants and trees under high temperature and high pressure.

What is the main use of coal and petroleum?

These days, bitumen, a petroleum product, is used in place of coal-tar for metalling the roads. When heated in air, coal burns and produces mainly carbon dioxide gas. Coal is processed in industry to get some useful products such as coke, coal tar and coal gas.

What is the importance of coal and petroleum?

Some of its advantages are: These are transportation fuels, i.e, via air, water or land. Diesel is used to power turbines for the production of electricity in large scale industries. Oil is used to produce electricity at homes and shops.

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How can we save coal and petroleum?


  1. Use stairs to climb instead of taking a lift. …
  2. Pressure cookers should be used for cooking food to save fuels like kerosene and LPG.
  3. renewable fuels like cooking gas (LPG) and CNG should be used.
  4. Solar machines like solar cookers, solar panel, solar water heaters should be used whenever possible.

Why the layer containing petroleum and gas is above the water?

Petroleum oil and water are insoluble with each other. Therefore when we mix them both, petroleum oil form layer above water. So, in the deposits, above water there is layer containing petroleum oil and gas. … Petroleum and gas are non polar in nature while water is a polar solvent.

Why should we use our resources judiciously?

Resources include food, water, basic amenities, electricity etc. … Moreover, the resources are very limited as all resources are not renewable. Also, the population is growing at an exponential rate. So, to cater the needs of growing population and future generations, resources should be used judiciously by us.

What are the products formed when coal and petroleum are burnt?

When coal and petroleum are burnt, the products are carbon di oxide, oxides of nitrogen, oxides of sulphur. When combustion takes place in sufficient air the carbon monoxide is formed instead of carbon dioxide.

What is Coke vs coal?

By distilling bituminous coal in retorts to obtain gas for illumination, or by burning it in kilns or pits, the residue left behind is called coke, which is simply coal charcoal, and is nearly pure carbon.

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Does Coke burn hotter than coal?

Coal is a shiny, black fossil fuel that contains impurities, emits smoke when burned, and produces less heat than coke. Coke is a dull, black byproduct of coal that burns hotter and cleaner. … However, blacksmiths still rely on coke as an efficient source of fuel for the forge.

Is petcoke cheaper than coal?

While pet coke costs ₹12,500 per tonne, the cost of coal is ₹10,500 per tonne. However, 70% more coal is used than coke for the same output,” Arora said.

Coal mine