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- Question
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
- Correct Answer
- L. peruviaanum
- 1. 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
- 2. 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
- 3. 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
- 4. Which of the following technique can be used to develop nematode resistant plants?
Options- A. Embryo-rescue
- B. Mutation
- C. Non-recombinant DNA
- D. All of these Discuss
- 5. In transgenic plants of Arabidipsis thaliana which of the following gene is transferred for the synthesis of PHB (polyhdroxybutyrate)?
Options- A. Acetyl Co A reductase
- B. Polyhydroxybutyrate synthease
- C. Both (a) and (b)
- D. Pyrophosphorylase Discuss
- 6. 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
- 7. 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 Discuss
- 8. 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
- 9. 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
- 10. 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
Special Proteins and Crop Improvement problems
Search Results
Correct Answer: reveals intra-specific variation and diversity between species
Correct Answer: S alleles
Correct Answer: Both (a) and (b)
Correct Answer: All of these
Correct Answer: Both (a) and (b)
Correct Answer: Streptomyces avermitilis
Correct Answer: heritable changes
Correct Answer: Meloidogyne spp. nematodes
Correct Answer: 3-deoxyanthocyanidin
Correct Answer: Aegilops
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