1
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Change Language
What gases are produced in anaerobic sludge digesters ?
A
Methane and CO2 only
B
Methane, Hydrogen Sulphide and O2
C
Methane, Hydrogen Sulphide and CO2
D
Hydrogen Sulphide and CO2
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
Microbe used for biocontrol of pest butterfly caterpillars is :
A
Streptococcus sp
B
Trichoderma sp.
C
Saccharomyces cerevisiae
D
Bacillus thuringiensis
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
A good producer of citric acid is
A
Clostridium
B
Saccharomyces
C
Aspergillus
D
Pseudomonas
4
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Change Language
Consider the following four statements (a-d) and select the option which includes all the correct ones only :
(a) Single cell Spirulina can produce large quantities of food rich in protein, minerals, vitamins etc.
(b) Body weight-wise the microorganisms Methylophilus methylotrophus may be able to produce several times more proteins than the cow per day
(c) Common button mushrooms are a very rich source of vitamin C
(d) A rice variety has been developed which is very rich in calcium
A
Statements (b), (c) and (d)
B
Statements (c), (d)
C
Statements (a), (c) and (d)
D
Statements (a), (b)

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