1
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Consider the following statements (A-D) about organic farming :
(A) Utilizes genetically modified crops like Bt cotton
(B) Uses only naturally produced inputs like compost
(C) Does not use pesticides and urea
(D) Produces vegetables rich in vitamins and minerals
Which of the above statements are correct ?
A
(B) and (C) only
B
(B), (C) and (D)
C
(C) and (D) only
D
(A) and (B) only
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Continuous addition of sugars in 'fed batch' fermentation is done to :
A
obtain antibiotics
B
produce methane
C
purify enzymes
D
degrade sewage
3
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
An organism used as a Biofertilizer for raising soyabean crop is :
A
Azotobacter
B
Azospirillum
C
Nostoc
D
Rhizobium
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Which of the following is mainly produced by the activity of anaerobic bacteria on sewage ?
A
Propane
B
Mustard gas
C
Marsh gas
D
Laughing gas
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