1
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
2
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
3
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Change Language
In gobar gas, the maximum amount is that of :
A
Propane
B
Butane
C
Methane
D
Carbon dioxide
4
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Change Language
The domestic sewage in large cities :
A
has very high amounts of suspended solids and dissolved salts
B
has a high BOD as it contains both aerobic and anaerobic bacteria.
C
is processed by aerobic and then anaerobic bacteria in the secondary treatment in Sewage Treatment Plant (STPs)
D
When treated in STPs does not really require the aeration step as the sewage contains adequate oxygen

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