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प्रश्न
Green house effect refers to ______.
विकल्प
cooling of earth
trapping of UV rays
cultivation of plants
warming of earth
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उत्तर
Green house effect refers to warming of earth
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संबंधित प्रश्न
Which component of biogas is used as a fuel?
What is biogas?
Answer the following question.
Why is biogas considered excellent fuel?
Biogas is a better fuel than animal dung cake because:
Which of the following organism produces biogas from cow drug sherry in the biogas plant?
Choose the incorrect statement.
A biogas plant is where biogas is produced by fermenting biomass.
Which of the following best indicates the steps of anaerobic digestion?
A biogas plant is where biogas is produced by fermenting biomass.
Biogas is a better fuel than animal dung cake because:
(a) Biogas is a renewable source of energy.
(b) Animal dung cake has a higher calorific value.
(c) Biogas has a high heating capacity.
(d) Biogas burns without smoke.
What is biomass? What can be done to obtain bio-energy using biomass?
What is biomass? Explain the principle and working of a biogas plant using a labelled schematic diagram.
