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- Question
Which of the following gene is transferred to plants that detoxify the herbicide atrazine?
Options- A. Nitrilase
- B. Glutathione S-transferase (GST)
- C. Phosphinothrium acetyl transferase
- D. All of these
- Correct Answer
- Glutathione S-transferase (GST)
- 1. Which of the agricultural challenges below cannot be solved with transgenic techniques?
Options- A. Crops are damaged by frost
- B. Crops are killed by a virus
- C. Public concern about safety of synthetic pesticides
- D. Public preference for organic vegetables Discuss
- 2. Which of the following self-pollinating plant/(s) tend to be homozygous?
Options- A. Peas
- B. Tomato
- C. Peach
- D. All of these Discuss
- 3. Which of the following gene is responsible for resistance against chilling?
Options- A. Glycerol 1 phosphate acyl transferase
- B. Polygalactouranase
- C. ACC deaminase
- D. Sucrose phosphate synthase gene Discuss
- 4. Which of the following gene detoxifies herbicide phosphinothricin?
Options- A. Nitrilase
- B. Glutathione S-transferase (GST)
- C. Phosphinothricin acetyl transferase
- D. All of these Discuss
- 5. If the goal were to create a plant resistant to an insecticide, which cell-based plant technology would be most effective?
Options- A. Clonal propagation
- B. Cybridization
- C. Protoplast fusion
- D. Mutant selection Discuss
- 6. Transgenic plants with increased tolerance to aluminum have been produced by making plants that
Options- A. secrete phytosiderophores into the soil
- B. make more metal-binding peptides like phytochelatins
- C. bind aluminum to the cell wall
- D. secrete citrate into the soil Discuss
- 7. Which of the following statements is true regarding genomics?
Options- A. Plant genomics lags behind similar efforts in animals and microorganisms
- B. Researchers can make use of genomic information even if the entire genome of an organism is not known
- C. Researchers are busy in trying to determine the genome of the potato plant
- D. All of the above Discuss
- 8. Resistance to sulphonyl urea compounds in transgenic tobacco plant has been developed by the transfer of
Options- 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 Discuss
- 9. Two genes from a bacterium (Alcaligenes eutrophus) and a cotton gene produce
Options- A. a plastic
- B. a vaccine against the bacterium
- C. a pharmaceutical product
- D. herbicide resistance Discuss
- 10. Low temperatures induce the expression of many cold-induced genes. Transgenic plants with improved cold tolerance have been produced by
Options- A. expressing the protein that activates expression of these genes all the time in plants
- B. cooling plants using the Peltier effect
- C. expressing a gene for production of antifreeze (ethylene glycol) in plants
- D. increasing evaporative cooling from leaf surfaces Discuss
Transgenic Plant problems
Search Results
Correct Answer: Public preference for organic vegetables
Correct Answer: All of these
Correct Answer: Glycerol 1 phosphate acyl transferase
Correct Answer: Phosphinothricin acetyl transferase
Correct Answer: Mutant selection
Correct Answer: secrete citrate into the soil
Correct Answer: All of the above
Correct Answer: gene for ALS (acetolactate synthase)
Correct Answer: a plastic
Correct Answer: expressing the protein that activates expression of these genes all the time in plants
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