Advertisements
Advertisements
प्रश्न
Why is the use of wood as a fuel not advisable although wood is a renewable source of energy?
उत्तर
Wood is obtained from trees. Hence, trees need to be cut down for wood to be used as a fuel.
Also, burning wood releases a lot of smoke which pollutes the atmosphere.
APPEARS IN
संबंधित प्रश्न
Why are we looking at alternate sources of energy?
Why is the leakage of LPG detected easily although it is odourless? State the steps to be taken in case its leakage is detected in the kitchen.
Fossil fuels are energy rich compounds of an element X which were originally made by the plants with help of sun's energy.
Name another element which is usually found in combination with X in fossil fuels.
The energy in petrol originally came from the sun. Explain how it got into petrol.
Describe the construction and working of a biogas plant with the help of a labelled diagram.
One of the following is not required in the formation of biogas in a biogas plant. This is:
(a) cow-dung
(b) water
(c) oxygen
(d) anaerobic bacteria
What type of nuclear reaction is responsible for the liberation of energy:
in the sun?
Which among the following is the non-renewable resources?
Exhaustible natural resources are
Write True/False against the following statement.
Resources which are present in unlimited quantity in nature are called exhaustible natural resources.
