Choose the renewable sources of energy from the following list. Coal, biogas, Sun, natural gas

The chemical nature of Biogas is methane, CO2 & H2. Methanobacteria, a type of methanogen is employed for biogas production.

The chemical nature of Biogas is methane, CO2 & H2.Methanobacteria, a type of methanogen is employed for biogas production.

(iii) Both processes A and B are chemical changes

(a) Geothermal energy

Renewable sources: wind, tides, Sun, biomass, hydro energy Non-renewable sources: coal, petrol, CNG

(i) The classification helps us to decide which of the available energy sources need to be conserved to ensure their availability for future generations. (ii) The classification helps us to look for...

Biogas is a combustible mixture of methane (about 75%), carbon dioxide, hydrogen and hydrogen sulphide gas. It is obtained by anaerobic decomposition of human and animal excreta and agricultural and...

Renewable sources of energy Non-renewable source of energy 1. These sources of energy can be used again and again. 2. These type of sources are inexhaustible. 3. It does not pollute atmosphere. 4. Example: Solar energy, wind energy, etc 1. These...

Renewable: Replenished by nature and may be overused e.g., crops and plants. Non-renewable: which get exhausted after years of use. E.g., crude oil.

Potential sources of biogas are: Shrubs, farm wastes, animal, human waste, etc. Four benefits of biogas are: (i) Its calorific value is high. (ii) It burns without smoke, causing no pollution. (iii) It...