1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
The common nitrogen-fixer in paddy fields is –
A
Azospirillum
B
Frankia
C
Rhizobium
D
Oscillatoria
2
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Ringworm in humans is caused by :
A
Fungi
B
Viruses
C
Bacteria
D
Nematodes
3
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
4
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
The existance of two different coloured complexes with the composition of [Co(NH3)4Cl2]+ is due to
A
linkage isomerism
B
geometrical isomerism
C
coordination isomerism
D
ionization isomerism.