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- Question
Somaclonal variation method refers to
Options- A. heritable changes
- B. genetic isolation
- C. small number of species having limited commercial potential
- D. large number of plant cells
- Correct Answer
- heritable changes
- 1. Avermectins (AVM) are macrocyclic lactones which have potent antihelminthic and insecticidal action. They are generally derived from the mycelia of
Options- A. Streptomyces avermitilis
- B. B. thrunigiensis
- C. P. flourescens
- D. L. peruvianum Discuss
- 2. Cultivated tomato species (Lycopersicon esculentum) has a high degree of resistance towards
Options- A. Meloidogyne spp.nematodes
- B. L. peruviaanum
- C. both (a) and (b)
- D. Solarium melongena Discuss
- 3. Random amplified polymorphic DNA (RAPD) is a method that
Options- A. stimulate production of sense RNA to compensate
- B. activate the expression of all genes in a biochemical pathway
- C. eliminate the expression of all genes in a biochemical pathway
- D. reveals intra-specific variation and diversity between species Discuss
- 4. cDNA clone prepared to stigma mRNA of Brassica oleracea can be used as a probe on DNA digests of segregating populations to recognize
Options- A. Aegilops
- B. Triticum
- C. Both (a) and (b)
- D. S alleles Discuss
- 5. Which of the following constituent/(s) is/are added to help in speedy generation of meristem culture in case of Ipomoea batatas improvement?
Options- A. Auxins
- B. Cytokinins
- C. Both (a) and (b)
- D. Adenine Discuss
- 6. Cultivated tomato species (Lycopersicon esculentum) is highly susceptible to
Options- A. Meloidogyne spp. nematodes
- B. L. peruviaanum
- C. both (a) and (b)
- D. Solarium melongena Discuss
- 7. Involvement of sugarcane phytoalexins in red-hot resistance has been observed. The phytoalexin compound is reported to be
Options- A. 3-deoxyanthocyanidin
- B. luteolinidin
- C. apigeninidin
- D. 5-0 apigeninidin Discuss
- 8. Wheat variety Rendezvous, with resistance to eye spot (Pseudo-cercosporella herpotrichoides) derived from Aegilops ventricosa, has a chloroplast genome derived from
Options- A. Aegilops
- B. Triticum
- C. Both (a) and (b)
- D. S alleles Discuss
- 9. When the transposon jumps into an otherwise functional gene, it has the effect of
Options- A. blocking correct transcription
- B. initiating correct transcription
- C. propagating correct transcription
- D. initiating some genetic codes Discuss
- 10. Human serum albumin in case of transgenic plant is secreted in
Options- A. transgenic leaf tissues
- B. transgenic root tissues
- C. is not secreted out of plant
- D. transgenic stem tissues Discuss
Special Proteins and Crop Improvement problems
Search Results
Correct Answer: Streptomyces avermitilis
Correct Answer: L. peruviaanum
Correct Answer: reveals intra-specific variation and diversity between species
Correct Answer: S alleles
Correct Answer: Both (a) and (b)
Correct Answer: Meloidogyne spp. nematodes
Correct Answer: 3-deoxyanthocyanidin
Correct Answer: Aegilops
Correct Answer: blocking correct transcription
Correct Answer: transgenic leaf tissues
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