Discussion
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- Question
Recalcitrant seeds are
Options- A. resistant to drying and freezing temperature
- B. killed by drying and freezing temperature
- C. both (a) and (b)
- D. none of above
- Correct Answer
- killed by drying and freezing temperature
- 1. Which of the following is not true about synthetic seeds?
Options- A. Can be stored for a year without the loss of valuables
- B. Easy to handle
- C. Can be directly sown in the soil like natural seeds
- D. Need hardening in the green house Discuss
- 2. Which of the following gene detoxify herbicide bronoxynil?
Options- A. Nitrilase
- B. Glutathione S-transferase (GST)
- C. Phosphinothricin acetyl transferase
- D. All of these Discuss
- 3. Resistance to L-phosphinothrium in tobacco plants is 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
- 4. A __________ is a small laboratory set up to simulate conditions of a particular environment.
Options- A. microcosm
- B. mibridization
- C. bioremediation
- D. rhizosecretion Discuss
- 5. For developing herbicide resistance in transgenic plants which of the following approach/(es) is/are used?
Options- A. Target molecule is made insensitive to herbicide
- B. Target protein is overproduced
- C. A pathway should be introduced that detoxify the herbicide
- D. All of the above Discuss
- 6. The preserved embryoids are termed as
Options- A. synthetic seeds
- B. semi-synthetic seeds
- C. natural seeds
- D. fermented seeds Discuss
- 7. Encapsulation is necessary to produce and protect synthetic seeds. The encapsulation is carried out by various types of hydrogels, which are
Options- A. soluble in water
- B. soluble in organic solvents
- C. insoluble in water
- D. insoluble in organic solvents Discuss
- 8. Somatic embryoids are
Options- A. identical with zygotic embryos and without seed coats
- B. identical with zygotic embryos and with seed coats
- C. non-identical with zygotic embryos and without seed coats
- D. non-identical with zygotic embryos and with seed coats Discuss
- 9. The encapsulation of somatic embryos can be carried out by
Options- A. automatic encapsulation process
- B. gel complexation
- C. both (a) and (b)
- D. coating proteins Discuss
- 10. The production of high quality and uniform embryos has been limited to only
Options- A. carrot
- B. alfalfa
- C. both (a) and (b)
- D. sandalwood Discuss
Synthetic Seeds problems
Search Results
Correct Answer: Need hardening in the green house
Correct Answer: Nitrilase
Correct Answer: gene for GS (glutamine synthase)
Correct Answer: microcosm
Correct Answer: All of the above
Correct Answer: synthetic seeds
Correct Answer: soluble in water
Correct Answer: identical with zygotic embryos and without seed coats
Correct Answer: both (a) and (b)
Correct Answer: both (a) and (b)
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