Question
Question: Fill up the blanks by selecting the correct option. (i) Biogas is a mixture of gases which predomin...
Fill up the blanks by selecting the correct option.
(i) Biogas is a mixture of gases which predominantly contains ____ and is used as ______
(ii) Methanogens are commonly found in the _____ during sewage treatment.
(iii) ______ species are free-living fungi and effective biocontrol agents of several plant pathogens.
A
(i) CO2 , fuel (ii) Primary sludge (iii) Trichoderma
B
(i) Methane, fuel (ii) anaerobic sludge (iii) Baculoviruses
C
(i) Methane, fuel (ii) aerobic sludge (iii) Trichoderma
D
(i) Methane, fuel (ii) anaerobic sludge (iii) Trichoderma
Answer
(i) Methane, fuel (ii) anaerobic sludge (iii) Trichoderma