Dark fermentation is a biotechnological method for biohydrogen production from waste materials. It is an anaerobic process that does not require light.
'Dark fermentation' is a method to -
Asked in Asst. Engineer Comb. Comp. Exam 2018 · Topic: Non-Conventional Energy (Biomass Energy: Biofuels (bioethanol, biodiesel, biogas) and waste-to-energy)
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Answer: A. Produce Hydrogen as fuel from distillery wastewater
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