Advertisements
Advertisements
प्रश्न
Explain the following term:
Genetically modified crops.
उत्तर
Crops developed with desired characteristics by integrating foreign genes into their genome are called genetically modified crops. e.g., Bt cotton, Bt Brinjal. These crops include high-yielding varieties that are resistant to diseases, alkalinity, weeds, and other stresses like cold and drought.
APPEARS IN
संबंधित प्रश्न
Give the use of bovine growth hormone
Mention some food items prepared with the help of microbes around the world.
| Column A | Column B | ||
| 1 | Koji | a | Yeast |
| 2 | Gari | b | Japan |
| 3 | Temph | c | Fermentation |
| 4 | Vinegar | d | Indonesia |
| 5 | Baking | e | Africa |
Forensic science has helped in arresting dangerous ______.
Name the vector which is used in the production of human insulin through recombinant DNA technology.
How are the transgenic mice used in cancer research?
Methods like artificial insemination and embryo transplant are mainly used for _____________.
Phenylketonuria arises due to genetic changes in ____________ cells.
Match the following.
| Living organism | Substance that absorbs |
| 1) Indian mustard | a) Radiations |
| 2) Deinococcus radiodurans | b) Selenium |
| c) Arsenic | |
| d) Uranium |
Define.
Vaccine
Write practical uses of biotechnology.
| Sr. No. | Field | Uses |
| A | Crop Biotechnology | |
| B | Hybrid seeds | |
| C | GM Crops |
Define genetically modified crops. Give two examples.
Write the effect of biotechnology on agriculture and allied fields.
From the following identify the correct statements regarding vaccines.
- Naked DNA vaccines, viral vector vaccines, and plant-derived vaccines are found to be roost effective against a number of bacterial and viral disorders.
- Vaccine is often made from a weakened or killed form of the microorganism, its toxins or one of its surface protein antigens.
- A vaccine consists of a biological agent that represents the disease causing microorganis1n.
Identify the method in which genes can be introduced in sperms, eggs, or early embryos.
What are transgenic animals?
Which genes have been introduced in transgenic fish?
Classify the given proteins produced by rDNA technology to treat various diseases in humans and rewrite as shown in the table:
| Disorders/Diseases/Health Conditions | Recombinant Protein(s) |
| Atherosclerosis | Platelet-derived growth factor |
| Anaemia | ____________ |
| Parturition | ____________ |
| Blood clots | ____________ |
| Diabetes | ____________ |
| Haemophilia A | ____________ |
| Haemophilia B | ____________ |
| (Factor VIII, Insulin, Relaxin, Factor IX, Erythropoietin, Tissue Plasminogen Activator) | |
Define the Transduction.
Identify and complete the following correlation.
______ : Dwarfness :: Factor VIII : Haemophilia.
