1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Select the correct statement from the following:
A
Methanobacterium is an aerobic bacterium found in rumen of cattle
B
Activated sludge-sediment in settlement tanks of sewage treatment plant is a rich source of aerobic bacteria
C
Biogas, commonly called gobar gas, is pure methane
D
Biogas is produced by the activity of aerobic bacteria on animal waste
2
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Which of the following is not used as a biopesticide ?
A
Bacillus thringiensis
B
Trichoderma harzianum
C
Nuclear Polyhedral Virus (NPV)
D
Xanthomonas Campestris
3
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Which one of the following pairs is wrongly matched ?
A
Detergents – lipase
B
Fruit juice – pectinase
C
Alcohol – nitrogenase
D
Textile – amylase
4
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Trichoderma harzianum has proved a useful microorganism for:
A
biological control of soil-borne plant pathogens
B
reclamation of wastelands
C
gene transfer in higher plants
D
bioremediation of contaminated soils
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