36. Resistance to L-phosphinothrium in tobacco plants is developed by the transfer of
A.gene for EPSPS (5-enol-pyruvyl shikimat 3 phosphate synthase)
B.gene for ALS (acetolactate synthase)
C.gene for GS (glutamine synthase)
D.any of the above
37. A __________ is a small laboratory set up to simulate conditions of a particular environment.
A.microcosm
B.mibridization
C.bioremediation
D.rhizosecretion
38. The roots of a plant are converted into drug-producing structures in a process called
A.microcosm establishment
B.mibridization
C.bioremediation
D.rhizosecretion
39. ACC demainase gene is responsible for
A.synthesis for ethylene
B.degradation of ACC an immediate precursor to ethylene
C.both (a) and (b)
D.synthesis of polygalactouranase
40. Two genes from a bacterium (Alcaligenes eutrophus) and a cotton gene produce
A.a plastic
B.a vaccine against the bacterium
C.a pharmaceutical product
D.herbicide resistance
41. Resistance to glyphosphate in transgenic petunia plants has been developed by the transfer of
A.gene for EPSPS(5-enol-pyruvyl shikimat 3 phosphate synthase)
B.gene for ALS (acetolactate synthase)
C.gene for GS (glutamine synthase)
D.any of the above
42. Which of the following compounds has been produced in transgenic plants to improve tolerance to salt stress and water deficit?
A.Sucrose
B.Mannitol
C.Nicotine
D.Octopine
Page 6 of 8