Advertisements
Advertisements
प्रश्न
Give reason.
Petroleum is referred to as “black gold”.
उत्तर
The term “black gold” is used with reference to petroleum and its various derivatives. The word “black” refers to the colour of petroleum in its crude form. The word “gold” implies that petroleum and all the various products of petroleum (like diesel, petrol, kerosene, wax, plastics and lubricants) are as valuable to human society as the metal gold.
APPEARS IN
संबंधित प्रश्न
Highlight the importance of petroleum
Explain the occurrence of petroleum in India.
Which of the different varieties of coal is used for domestic purposes and why?
Answer the following questions.
Name two regions rich in natural gas resources.
Where does India stand in the production of coal?
Why does India have to import oil?
State the most important coal fields of India.
The location of coal fields is an important factor in industrial development.
Name an important coal producing State in India and a coal-mine located in that State.
Name the oldest and the largest coal field in India.
