Advertisements
Advertisements
प्रश्न
Fossil fuels are energy rich compounds of an element X which were originally made by the plants with help of sun's energy.
Name the element X.
उत्तर
Element X is carbon.
APPEARS IN
संबंधित प्रश्न
What is meant by a renewable source of energy? Give two examples of renewable sources of energy.
What is meant by conventional sources of energy? Write the names of two conventional sources of energy.
The fuel which is not obtained from biomass is:
(a) firewood
(b) cow-dung cakes
(c) coke
(d) charcoal
The source of energy of the sun is:
(a) conversion of hydrogen gas into helium
(b) conversion of carbon fuel into carbon dioxide
(c) burning of hydrogen gas present in the sun
(d) disintegration of uranium into barium and krypton
Fill in the blank
_______is the coal with the highest percentage of coal.
State whether the following is True or False.
The Sardar Sarovar Dam is built on the river Narmada.
What is the main difference between renewable and non-renewable energy resources?
Name two forms of sea energy.
Which one of the following forms of energy leads to least environmental pollution in the process of its harnessing and utilisation?
Sunlight and air are inexhaustible natural resources. Comment.