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प्रश्न
Answer the following question.
Write the name of the main constituent of Biogas. Also, state its percentage.
उत्तर
The main constituents of biogas are Methane and Carbon dioxide and their percentage is as follows:
- Methane is 75%
- Carbon Dioxide is 23%
- Other gases are approximately 2%.
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संबंधित प्रश्न
What is the main constituent of:
(1) petroleum gas?
(2) natural gas?
What is meant by conventional sources of energy? Write the names of two conventional sources of energy.
The ultimate source of energy stored in fossil fuels is:
(a) moon
(b) earth
(c) sun
(d) sea
Describe the construction and working of a biogas plant with the help of a labelled diagram.
Which of the following is not an example of a biomass energy source?
(a) wood
(b) biogas
(c) atomic energy
(d) cow-dung
Why is the use of wood as a fuel not advisable although wood is a renewable source of energy?
Can you tell?
Which forms of energy from the sun are used in solar energy devices?
Choose the odd one:
Write about Renewable resources.
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
Nutsgilh is an example of inexhaustible natural resources.
