Plant Biotechnology

Plant Biotechnology Quiz

15 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

Which technique is used to introduce foreign genes into plant cells?

  1. Agrobacterium-mediated transformation
  2. Electroporation
  3. Microinjection
  4. All of the above
Question 2 Multiple Choice (Single Answer)

What is the role of the Ti plasmid in Agrobacterium-mediated transformation?

  1. It carries the genes necessary for DNA transfer
  2. It integrates into the plant genome
  3. It produces opines
  4. All of the above
Question 3 Multiple Choice (Single Answer)

Which enzyme is used to cut DNA at specific sequences?

  1. Restriction endonuclease
  2. DNA ligase
  3. RNA polymerase
  4. Reverse transcriptase
Question 4 Multiple Choice (Single Answer)

What is the purpose of a selectable marker gene in plant transformation?

  1. To confer resistance to antibiotics
  2. To allow for the identification of transformed cells
  3. To enhance the expression of the foreign gene
  4. All of the above
Question 5 Multiple Choice (Single Answer)

Which plant hormone is responsible for promoting cell division and shoot formation?

  1. Auxin
  2. Cytokinin
  3. Gibberellin
  4. Abscisic acid
Question 6 Multiple Choice (Single Answer)

What is the process of transferring genes from one organism to another called?

  1. Genetic engineering
  2. Recombinant DNA technology
  3. Gene therapy
  4. All of the above
Question 7 Multiple Choice (Single Answer)

Which technique is used to amplify a specific region of DNA?

  1. Polymerase chain reaction (PCR)
  2. Southern blotting
  3. Northern blotting
  4. Western blotting
Question 8 Multiple Choice (Single Answer)

What is the role of a promoter in gene expression?

  1. It binds RNA polymerase
  2. It enhances the expression of the gene
  3. It terminates transcription
  4. All of the above
Question 9 Multiple Choice (Single Answer)

Which technique is used to separate DNA fragments based on their size?

  1. Gel electrophoresis
  2. Chromatography
  3. Centrifugation
  4. Spectrophotometry
Question 10 Multiple Choice (Single Answer)

What is the role of a terminator in gene expression?

  1. It binds RNA polymerase
  2. It enhances the expression of the gene
  3. It terminates transcription
  4. All of the above
Question 11 Multiple Choice (Single Answer)

Which plant hormone is responsible for promoting root growth and development?

  1. Auxin
  2. Cytokinin
  3. Gibberellin
  4. Abscisic acid
Question 12 Multiple Choice (Single Answer)

What is the process of transferring a gene from one organism to another called?

  1. Gene transfer
  2. Genetic engineering
  3. Recombinant DNA technology
  4. All of the above
Question 13 Multiple Choice (Single Answer)

Which technique is used to detect the expression of a gene?

  1. Northern blotting
  2. Southern blotting
  3. Western blotting
  4. All of the above
Question 14 Multiple Choice (Single Answer)

What is the role of an enhancer in gene expression?

  1. It binds RNA polymerase
  2. It enhances the expression of the gene
  3. It terminates transcription
  4. All of the above
Question 15 Multiple Choice (Single Answer)

Which plant hormone is responsible for promoting seed germination and seedling growth?

  1. Auxin
  2. Cytokinin
  3. Gibberellin
  4. Abscisic acid