MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Vector Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Using the biolistics approach, which step is skipped in the process of cloning plants? |
| A. | tUse of Agrobacterium |
| B. | tUse of plasmids |
| C. | tUse of foreign gene |
| D. | tUse of embryos |
| Answer» B. tUse of plasmids | |
| 2. |
What is the technique of biolistics used for? |
| A. | tRegeneration of plants |
| B. | tRegeneration of plasmid |
| C. | tIntroduction of DNA |
| D. | tInfection by Agrobacterium |
| Answer» D. tInfection by Agrobacterium | |
| 3. |
Which of the following is an example of monocot? |
| A. | tTobacco |
| B. | tPotato |
| C. | tWheat |
| D. | tPeas |
| Answer» D. tPeas | |
| 4. |
Cloning genes in dicots are more difficult than cloning genes in monocots. |
| A. | tTrue |
| B. | tFalse |
| Answer» C. | |
| 5. |
Which of the following is a symptom of hairy root disease in plants? |
| A. | tMassive proliferation |
| B. | tDecreased proliferation |
| C. | tCancerous outgrowth |
| D. | tDwarfness in plants |
| Answer» B. tDecreased proliferation | |
| 6. |
Which disease is caused by Ri plasmid of Agrobacterium tumefaciens? |
| A. | tCrown gall disease |
| B. | tHairy root disease |
| C. | tCarcinoma |
| D. | tFungal infection |
| Answer» C. tCarcinoma | |
| 7. |
What is the basic difference between Ri plasmid and Ti plasmid of Agrobacterium? |
| A. | tDisease caused |
| B. | tParent molecule |
| C. | tTypes of plants prone |
| D. | tMode of infection |
| Answer» B. tParent molecule | |
| 8. |
What is Pbin19? |
| A. | tBinary vector |
| B. | tHybrid vector |
| C. | tPlasmid vector |
| D. | tTi plasmid vector |
| Answer» B. tHybrid vector | |
| 9. |
Which parts of the T-DNA are involved in infection? |
| A. | tInterstitial sequence |
| B. | t25bp sequence |
| C. | tOrigin of replication |
| D. | tOpine genes |
| Answer» C. tOrigin of replication | |
| 10. |
What does disarming the vector mean? |
| A. | tRemoving cancerous genes |
| B. | tRemoving flanks of lacZ |
| C. | tMutating DNA |
| D. | tRemoving T-DNA |
| Answer» B. tRemoving flanks of lacZ | |
| 11. |
In which region does the infection of wound happen in crown gall disease? |
| A. | tLeaf |
| B. | tRoot |
| C. | tStem |
| D. | tLeaf node |
| Answer» D. tLeaf node | |
| 12. |
Which vector does the co-integration strategy use? |
| A. | tE.coli vector |
| B. | tBacteriophage |
| C. | tBacterial plasmid |
| D. | tTi plasmid |
| Answer» B. tBacteriophage | |
| 13. |
The unique restriction sites in a binary vector system are located in _________ |
| A. | tT-DNA |
| B. | tTelomere sequence |
| C. | tLarge plasmid |
| D. | tSmall plasmid |
| Answer» E. | |
| 14. |
The virulence region is contained in __________ of the binary vector system. |
| A. | tLarge vector |
| B. | tLarge vector along with specificity regions |
| C. | tLarge vector along with restriction site |
| D. | tSmall vector |
| Answer» C. tLarge vector along with restriction site | |
| 15. |
A two vector system contains a large normal vector and a small vector containing solely T-DNA fragment. |
| A. | tTrue |
| B. | tFalse |
| Answer» B. tFalse | |