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10Bioenergy is obtained from animal waste and plant parts.
Firewood, straw, and husk are examples of bioenergy sources.
Bioenergy is a non-renewable source of energy.
Biomass burns completely and produces no smoke.
Briquettes are made by compressing biomass materials.
Carbonized briquettes are made from charcoal.
Dung cake is a type of non-carbonized briquette.
Briquettes cannot be used for cooking food.
Biogas is produced in the presence of oxygen.
The slurry left after biogas production can be used as fertilizer.
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Which is the group of bio-energy?
Which of the following gases are constituents of biogas?
Which of the following is an example of bioenergy?
Biomass mainly consists of:
Which briquette is made from charcoal?
Charring is the process of:
Which gas is mainly responsible for burning in biogas?
Which part of a biogas plant stores the gas?
Briquettes should not be used in:
One major advantage of biogas is that it:
The energy obtained from organic materials is called ______.
Firewood, dung cake, and straw are examples of ______ sources.
Biomass is obtained from ______ beings.
Open biomass produces more ______ and less heat.
A compressed block of biomass fuel is called a ______.
Charcoal is produced by burning materials with ______ oxygen.
Clay and molasses are used as ______ in briquette making.
Biogas is also known as ______ gas.
Methane is the main gas present in ______.
The leftover slurry from a biogas plant is used as ______.