Transgenic Plant problems
- 1. Plants derived sexually from the same plant are____ while those derived from somatic tissue from the same plant are____.
Options- A. identical, different
- B. different, also different
- C. different, identical
- D. plants cannot be derived from somatic tissue Discuss
Correct Answer: different, identical
- 2. Phosphinothricin acetyl transferase is encoded by
Options- A. gene bxn in Klebsiella pneumoniae
- B. bar gene in Streptomyces spp
- C. both (a) and (b)
- D. none of these Discuss
Correct Answer: bar gene in Streptomyces spp
- 3. Which of the following dies from Ti plasmid infection?
Options- A. Rice
- B. Corn
- C. Sorghum
- D. All of these Discuss
Correct Answer: All of these
- 4. 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
Correct Answer: Mutant selection
- 5. 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
Correct Answer: Phosphinothricin acetyl transferase
- 6. 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
Correct Answer: Glycerol 1 phosphate acyl transferase
- 7. Which of the following self-pollinating plant/(s) tend to be homozygous?
Options- A. Peas
- B. Tomato
- C. Peach
- D. All of these Discuss
Correct Answer: All of these
- 8. 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
Correct Answer: Public preference for organic vegetables
- 9. 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 Discuss
Correct Answer: Glutathione S-transferase (GST)
- 10. 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
Correct Answer: secrete citrate into the soil
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