ARD NABARD MAINS 2020 Quiz 13 : BIOTECHNOLOGY June 26, 2020June 10, 2021 CHAPTER: BIOTECHNOLOGY Please enter your email: 1. The Golden Rice variety is rich in Vitamin C Β-carotene and ferritin Biotin Lysine None of the above 2. The DNA fragments have sticky ends due to Endonuclease Unpaired bases Calcium ions Free methylation None of the above 3. Plasmids are used as cloning vectors for which of the following reasons? Can be multiplied in culture Self-replication in bacterial cells Can be multiplied in laboratories with the help of enzymes Replicate freely outside bacterial cells None of the above 4. The human genome project was launched in the year 1980 1973 1990 1989 None of the above 5. The vaccines prepared through recombinant DNA technology are Third generation vaccines First-generation vaccines Second-generation vaccines Fourth-generation vaccines None of the above 6. Which is a genetically modified crop? Bt-cotton Bt-brinjal Golden rice All None of the above 7. PCR technique was invented by Karry Mullis Boyer Sanger Cohn None of the above 8. The first transgenic plant to be produced is Brinjal Tobacco Rice Cotton None of the above 9. RNA interference helps in Cell proliferation Micropropagation Cell defence Cell differentiation None of the above 10. Which of the following is the quality of improved transgenic basmati rice? Gives high yield but no characteristic aroma Gives high yield and is rich in vitamin A Does not require chemical fertilizers and growth hormones Resistant to insects and diseases None of the above 11. The first clinical application of gene therapy over a 4 year old girl was for Adenosine deaminase deficiency Adenosine deficiency Growth deficiency Adenine deficiency None of the above 12. Excision and insertion of a gene is called Biotechnology Genetic engineering Cytogenetics Gene therapy None of the above 13. The expression of a transgene in the target tissue is identified by a Transgene Promoter Enhancer Reporter None of the above 14. ———– is used as a vector for cloning into higher organisms Retrovirus Baculovirus Salmonella typhimurium Rhizopus nigricans None of the above 15. Which bacterium is used in the production of insulin by genetic engineering? Saccharomyces Rhizobium Escherichia Mycobacterium None of the above Loading …