15. For increased level of mannitol in transgenic tobacco plants which of the following gene is transferred?
A.Mannitol dehydrogenase
B.Mannitol synthease
C.Both (a) and (b)
D.Mannitol pyrophosphorylase
16. Meristem culture of banana enables
A.rapid multiplication
B.elimination of bunch top virus disease
C.both (a) and (b)
D.slow growth
17. Wheat variety Rendezvous, with resistance to eye spot (Pseudo-cercosporella herpotrichoides) derived from Aegilops ventricosa, has a chloroplast genome derived from
A.Aegilops
B.Triticum
C.Both (a) and (b)
D.S alleles
18. Human serum albumin in case of transgenic plant is secreted in
A.transgenic leaf tissues
B.transgenic root tissues
C.is not secreted out of plant
D.transgenic stem tissues
19. Protoplast fusion technique generally involves
A.isolation only
B.isolation and fusion
C.isolation, fusion and culturing
D.hybridization between two species
20. Cytoplast (somatic cell hybridization) is the process in which
A.two protoplast along with their nuclei fuse
B.a normal protoplast along with an enucleated protoplast fuse
C.both (a) and (b)
D.two enucleated protoplasts fuse
21. Somaclonal variation method refers to
A.heritable changes
B.genetic isolation
C.small number of species having limited commercial potential
D.large number of plant cells
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