1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
A good producer of citric acid is
A
Clostridium
B
Saccharomyces
C
Aspergillus
D
Pseudomonas
2
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
In gobar gas, the maximum amount is that of :
A
Propane
B
Butane
C
Methane
D
Carbon dioxide
3
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Read the following four statements (A-D) :
(A) In transcription, adenosine pairs with uracil
(B) Regulation of lac operon by repressor is referred to as positive regulation
(C) The human genome has approximately 50,000 genes
(D) Haemophilia is a sex-linked recessive disease
How many of the above statements are right ?
A
Four
B
Two
C
Three
D
One
4
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)
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