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Sap of which plant is considered as a good substitute for diesel oil
Copaifera longsdorfii / Brazilian tree and its sap is good alternative for diesel. About 3 litres of sap per month produced per tree.
Biogas is a mixture of
Major source of liquid hydrocarbon is
Euphorbia antisyphilitica,yields large amount of latex which contain long chain of hydrocarbons.
A free living nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is
Methane content of biogas is
One of the following bacterial groups are exploited in biogas production
Conversion of organic acid into CH4 gas by activity of methanogenic bacteria (anaerobes).
Biogas can be a good substitute for
Petro-crops are plants
Jatropha is a
Jatropha is a genus of flowering plants in the spurge family, euphorbiaceae. Currently the oil from Jatropha curcas seeds is used for making biodiesel fuel in Phillippines and in Brazil.
Sewage purification is done by