Advertisements
Advertisements
Question
What is the function of anaerobic micro-organisms such as anaerobic bacteria in a biogas plant?
Solution
In a biogas plant, the function of anaerobic micro-organisms such as anaerobic bacteria is the degradation of animal wastes in the presence of water.
APPEARS IN
RELATED QUESTIONS
"The ignition temperature of a fuel is 80°C". What does this mean?
State any four characteristics of a good source of energy.
A good fuel is one which possesses:
(a) high calorific value and low ignition temperature
(b) high calorific value and high ignition temperature
(c) high calorific value and moderate ignition temperature
(d) low calorific value and moderate ignition temperature
Which gaseous fuel is being used increasingly in transport vehicles like cars and buses these days?
The pollution of air caused by burning petroleum fuels (like petrol and diesel) in vehicles can be controlled by fitting a device X in the exhaust system of vehicles.
How does this device help in controlling air pollution?
The major component of biogas is:
(a) hydrogen
(b) butane
(c) hydrogen sulphide
(d) methane
The source of energy of the sun is:
(a) conversion of hydrogen gas into helium
(b) conversion of carbon fuel into carbon dioxide
(c) burning of hydrogen gas present in the sun
(d) disintegration of uranium into barium and krypton
Why is charcoal considered better fuel than wood?
Which one of the following forms of energy leads to least environmental pollution in the process of its harnessing and utilisation?
Various materials which are obtained from nature are called natural resources. Which of the following is not a natural resource?
