1
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Which of the following is true pair of biofertilizers ?
A
Nostoc and legume
B
Rhizobium and grasses
C
Salmonella & E. Coli
D
Azolla and BGA
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Which aquatic fern is used to increase the yield in paddy crop ?
A
Salvinia
B
Isoetes
C
Marsilea
D
Azolla
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Which of the following is used to manufacture ethanol from starch ?
A
Saccharomyces
B
Lactobacillus
C
Azotobactor
D
Penicilline
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