Q.1
When was the first stable transmission of DNA into plants reported?
  • a) 1971
  • b) 1981
  • c) 1940
  • d) 1950
Q.2
Which was the first transgenic plant generated?
  • a) Cumin
  • b) Tobacco
  • c) Basil
  • d) Tomato
Q.3
Plant viruses are _______ vectors.
  • a) Integrative
  • b) Replacement
  • c) Episomal
  • d) Artificial
Q.4
Differentiated plant tissue shows high degree of _________
  • a) Inactivity
  • b) Toxicity
  • c) Growth
  • d) Plasticity
Q.5
Callus tissue is derived from ________
  • a) Trunk
  • b) Root
  • c) Leaf
  • d) Seed
Q.6
Tissue culture step is necessary for producing transgenic plants.
  • a) True
  • b) False
Q.7
Need of tissue culture is minimized or eliminated if ___________ is used.
  • a) Leaf
  • b) Whole plant
  • c) Root
  • d) Seed
Q.8
In which cultures, cells are maintained in an undifferentiated state?
  • a) Leaf
  • b) Root
  • c) Stem
  • d) Callus
Q.9
Explants are plant ________________
  • a) Living tissue
  • b) Stems
  • c) Roots
  • d) Seeds
Q.10
Undetermined cells are capable of _____________
  • a) Growth
  • b) Proliferation
  • c) Toxication
  • d) Protein production
0 h : 0 m : 1 s