Q. No.Biogas is used as source of energy because it is
(1) Easy to produce
(2) Inflammable
(3) Reactive
(4) Very light
(1) Easy to produce
(2) Inflammable
(3) Reactive
(4) Very light
Ganga Action Plan and Yamuna Action Plan are initiated by
(1) Ministry of Environment and Forest
(2) Ministry of Environment
(3) Ministry of Water bodies
(4) Ministry of Forest
Which of the following is not correct with respect to biogas?
(1) Contains predominantly Methane
(2) Produced by microbial activity
(3) May be used as fuel
(4) Not inflammable
The type of the gas produced as the end product of growth and metabolism by microbes depend on
(1) Microbes
(2) Type of organic substrate they utilize
(3) Type of inorganic salts taken by them
(4) Both A and B
Bacteria growing anaerobically on cellulosic material, produce
(1) Only Carbon-dioxide
(2) Carbon-dioxide, Methane and Hydrogen
(3) Methane
(4) Methane and Hydrogen
Methanogens are commonly found in
(1) Aerobic sludge
(2) Anaerobic sludge
(3) Flocs
(4) Mixotrophic sludge
Methanogens are found in which organ of cattle?
(1) Rumen
(2) A part of stomach
(3) Both A and B
(4) Intestine
The nutrition of cattle is taken care by which of the following microbes?
(1) Methanogens
(2) Halophiles
(3) Cynobacteria
(4) Thermoacidophiles
The biogas plant: wrong statement is
(1) 10-15 feet deep
(2) In which bio-wastes are collected and slurry of dung is fed
(3) Has a fixed lid
(4) Has an outlet
The spent slurry in biogas plant is
(1) Used as insecticide
(2) Used as fertiliser
(3) Removed from outlet to sewage treatment plants
(4) Both A and B
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