Biogas contains:
(1) CO2
(2) H2S
(3) CH4
(4) All of these
The technology of biogas production in india was
1 Imported from Japan
2 Imported from Denmark
3 Imported from USA
4 Developed in India due to efforts of IARI and KVIC
Given below are three statements (A-B) each with one or more blanks. Select the option which correctly fill the blanks in the statements Statements:
A. Microbes consume the major part of the organic matter in the effluent and reduce _________ of sewage.
B. Certain bacteria which grow anaerobically on cellulosic material, produce large amount of methane along with CO2 and H2. The bacteria are commonly called as _________ and one such common bacterium is _________. Options:
(1) A - CO2 demand; B - methanogens, Methanobacterium
(2) A - Carbon; B - methanogens, Methanobacterium
(3) A - biochemical oxygen demand; B - methanogens, Methanobacterium
(4) A - biochemical oxygen demand; B - Methylokorus infemorum
Gases found in biogas are:
1. Carbon dioxide is the only gas
2. Methane is the only gas
3. Carbon dioxide, hydrogen sulphide and Methane
4. Carbon dioxide, hydrogen cyanide and Methane
Which of the following statements about methanogens is not correct?
1. | They can be used to produce biogas. |
2. | They are found in the rumen of cattle and their excreta. |
3. | They grow aerobically and breakdown cellulose-rich food. |
4. | They produce methane gas. |
Find out which one of the following statement is not correct with respect to gobar-gas plant?
1. It has a floating cover which keeps on rising as gas is produced
2. It is developed by IARI and KVIC
3. Main gas produced is butane, isobutene & propane
4. Spent slurry may be used as fertilizer
The residue left after methane production from cattle dung is:
1. burnt
2. burried in land fills
3. used as manure
4. used in civil construction
In the given diagram the gas X can be :
1. Hydrogen
2. Carbon monoxide
3. Ammonia
4. Oxygen
The mixture of gases released during anaerobic digestion of sludge is called:
(1) Methane
(2) Carbon dioxide
(3) Biogas
(4) Flammable gases
The technology of biogas production in India has been developed by the efforts of:
A. Khadi and Village Industries Commision (KVIC)
B. Indian Council of Agricultural Research (IARI)
C. Indian Agricultural Research Institute (IARI)
D. Indian Council of Medical Research (ICMR)
(1) A, C, D
(2) C, D
(3) A, C
(4) A, B