1
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
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
2
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
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)
3
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Biolistics (gene-gun) is suitable for -
A
DNA finger printing
B
Constructing recombinant DNA by joining with vectors
C
Disarming pathogen vectors
D
Transformation of plant cells
4
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following represents a palindromic sequence in DNA ?
A
5'-GAATTC-3'
3'-CTTAAG-5'
B
5'-GATACC-3'
3'-CCTAAG-5'
C
5'-CCAATG-3'
3'-GAATCC-5'
D
5'-CATTAG-3'
3'-GATAAC-5'
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