(a) What is the main constituent of bio-gas? How is biogas obtained from bio-mass?
Write two advantages of using this gas.
(b) Why are biogas plants considered to be a boon for farmers?
(c) Why is charcoal a better fuel than wood?
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A main constituent of biogas is methane
B because these gases are good for crops as a manure
C because complete combustion takes place
B because these gases are good for crops as a manure
C because complete combustion takes place
vedangchauhan5:
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