1
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following techniques made it possible to genetically engineer living organisms ?
A
Recombinant DNA techniques
B
X-ray diffraction
C
Heavier isotope labeling
D
Hybridization
2
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Bacillus thuringiensis forms protein crystals which contain insecticidal protein. This protein :
A
is activated by acid pH of the foregut of the insect pest.
B
binds with epithelial cells of midgut of the insect pest ultimately killing it
C
is coded by several genes including the gene cry
D
does not kill the carrier bacterium which is itself resistant to this toxin
3
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Silencing of mRNA has been used in producing transgenic plants resistant to :
A
White rusts
B
Nematodes
C
Bacterial blights
D
Bollworms
4
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following options gives the correct matching of a disease with its causative organism and mode of infection ?
A
Disease $$ \to $$ Pneumonia, Causative Organisms $$ \to $$ Streptococcus pneumoniae, Mode of Infection $$ \to $$ Droplet infection
B
Disease $$ \to $$ Malaria, Causative Organisms $$ \to $$ Plasmodium vivax, Mode of Infection $$ \to $$ Bite of male Anopheles mosquito
C
Disease $$ \to $$ Elephantiasis , Causative Organisms $$ \to $$ Wuchereria bancrofti, Mode of Infection $$ \to $$ With infected water and food
D
Disease $$ \to $$ Typhoid , Causative Organisms $$ \to $$ Salmonella typhi, Mode of Infection $$ \to $$ With inspired air