Questions on Biotechnology: MCQs on Principles and process of Biotechnology, Application of Biotechnology in health and agriculture with answers. MCQ Quiz No. 4
Biotechnology: Quiz - 04
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Which one is a true statement regarding DNA polymerase used in PCR?
It is isolated from a virus
It remains active at high temperature
It is used to ligate introduced DNA in recipient cells
It serves as a selectable marker
Which one of the following is a case of wrong matching?
Micropropagation-In vitro production of plants in large numbers
Callus - Unorganized mass of cells produced in tissue culture
Somatic hybridization - Fusion of two diverse cells
Vector DNA - Site for t-RNA synthesis
Which part would be most suitable for raising virus-free plants for micropropagation?
For transformation, micro-particles coated with DNA to be bombarded with gene gun are made up of
Silicon or Platinum
Gold or Tungsten
Silver or Platinum
Platinum or Zinc
The figure below is the diagrammatic representation of the E.coli vector pBR 322. Which one of the given options correctly identifies its certain component(s)?
Hind III, EcoRI-selectable markers
ampR, tetR-antibiotic resistance genes
ori-original restriction enzyme
rop-reduced osmotic pressure
The linking of antibiotic resistance gene with the plasmid vector became possible with:
In plant biotechnology, PEG is used in
Cell culture preparation
Polyethylene glycol method is used for
Energy production from sewage
Gene transfer without a vector
Seedless fruit production
Genetic engineering has been successfully used for producing
Transgenic models for studying new treatments for certain cardiac diseases
Transgenic mice for testing safety of polio vaccine before use in humans
Animals like bulls for farm work as they have super power
Transgenic Cow-Rosie which produces high fat milk for making ghee
Are synthesized by bacteria as part of their defense mechanism
Are used for in vitro DNA synthesis
Are used in genetic engineering for ligation of two DNA molecules
Are present in mammalian cells for degradation of DNA when the cell dies
Which of the following enzymes are used to join bits of DNA?
Which one of the following bacteria has found extensive use in genetic engineering work in plants?
Restricts the synthesis of DNA inside the nucleus
Cuts the DNA molecule at specific sites
Cuts the DNA molecule randomly
Plasmid has been used as vector because :
Both ends show replication
It can move between prokaryotic and eukaryotic cells
It is circular DNA which have capacity to join to eukaryotic DNA
It has antibiotic resistance gene
A genetically engineered micro-organism used successfully in bioremediation of oil spills is a species of
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