This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Biology > Class 12 Biology Chapter 11 Biotechnology Principles And Processes – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 21 (49 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The exploitation of biological processes for industrial and other purposes, especially the genetic manipulation of microorganisms for the production of antibiotics A) GMO. B) Biotechnology. C) RNA. D) Ethics. Show Answer Correct Answer: B) Biotechnology. 2. What is a major ethical concern associated with biotechnology? A) High cost of research. B) Slow development process. C) Potential for genetic discrimination. D) Limited access to technology. Show Answer Correct Answer: C) Potential for genetic discrimination. 3. ..... is NOT a common ethical concern related to human cloning. A) That humans will be created who exist solely as a supply of organs for transplants. B) That parents will pay to have a child that is a clone of a famous athlete. C) That clones will be more prone to abnormal development. D) That cloned humans will have no personality. Show Answer Correct Answer: D) That cloned humans will have no personality. 4. What is the primary role of vitamins in the human body? A) Building muscle mass. B) Storing fat. C) Supporting metabolic processes. D) Providing energy. Show Answer Correct Answer: C) Supporting metabolic processes. 5. Which of these processes entail removing DNA from a cell and separating it from the rest of the cell parts? A) GMO. B) DNA Extraction. C) CRISPR. D) DNA Fingerprint. Show Answer Correct Answer: B) DNA Extraction. 6. First genetically modified plant commercially released injndia is A) Bt brinjal. B) Bt cotton. C) Golden rice. D) FlavrSavr. Show Answer Correct Answer: B) Bt cotton. 7. Assertion (A):Electrophoresis is used to purify DNA fragments. Reason (R):DNA fragments can be visualized under UV after staining with ethidium bromide. A) Both A and R are true and R is the correct explanation of A. B) Both A and R are true but R is not the correct explanation of A. C) A is true but R is false. D) Both are false. Show Answer Correct Answer: A) Both A and R are true and R is the correct explanation of A. 8. The process of changing a gene to treat a genetic disease or disorder. It is one of the products of the human genome project. A) Gene therapy. B) Selective cutting. C) Cloning. D) Hybridization. Show Answer Correct Answer: A) Gene therapy. 9. In 1750 BC, the Sumerians are credited with being the first to use biotechnology. What did they make? A) Penicillin. B) Beer. C) Olive oil. D) Rabies vaccine. Show Answer Correct Answer: B) Beer. 10. A segment of DNA that codes for a particular protein. A) Modify. B) Extract. C) Gene. D) Stem cell. Show Answer Correct Answer: C) Gene. 11. In biotechnology, what is the purpose of using a plasmid? A) To transfer genetic material into a host cell. B) To replicate DNA sequences. C) To sequence DNA. D) To synthesize proteins. Show Answer Correct Answer: A) To transfer genetic material into a host cell. 12. Which field would most likely NOT incorporate biotechnology? A) Genetics. B) Medicine. C) Agriculture. D) Mining. Show Answer Correct Answer: D) Mining. 13. Which enzyme joins DNA fragments together? A) Taq polymerase. B) DNA polymerase. C) DNA ligase. D) DNA helicase. Show Answer Correct Answer: C) DNA ligase. 14. In plant biotechnology, root tumors are induced by A) Agrobacterium rhizogenes. B) Rhizobium. C) Agrobacterium basilis. D) Agrobacterium tumefaciens. Show Answer Correct Answer: D) Agrobacterium tumefaciens. 15. Why should we limit our dependence on petroleum? A) It is a nonrenewable resource that is damaging to obtain. B) It is a renewable resource that is damaging to obtain. C) It provides many safe natural habitats for a wildlife. D) It is difficult to profit from its use. Show Answer Correct Answer: A) It is a nonrenewable resource that is damaging to obtain. 16. How stem cells are used in medicine? A) By breeding perfect humans. B) To identify the genetic condition. C) To replace damaged tissue and organs. D) To treat genetic disorders found in chromosomes. Show Answer Correct Answer: C) To replace damaged tissue and organs. 17. Which would be a desirable trait scientists may want to create in a transgenic plant? A) The ability to change color in the winter. B) The ability to use a lot of water. C) The ability to grow less fruit. D) The ability to resist insects. Show Answer Correct Answer: D) The ability to resist insects. 18. Would you be interested in a career in Biotechnology Research and Development? This is a nongraded question. A) YES. B) NO. C) All the above. D) None of the above. Show Answer Correct Answer: A) YES. 19. What is term for theft of biological resource? A) Bioethics. B) Bioinformatics. C) Biopatent. D) Biopiracy. Show Answer Correct Answer: D) Biopiracy. 20. This seals the sticky ends of restriction fragments to make recombinant DNA A) Reverse transcriptase. B) Restriction enzymes. C) DNA ligase. D) Gene cloning. Show Answer Correct Answer: C) DNA ligase. 21. What is the goal of the Q&A session at the end of the lesson? A) To take a nap. B) To ask about unrelated topics. C) To clarify doubts about plant biotechnology. D) To discuss favorite plants. Show Answer Correct Answer: C) To clarify doubts about plant biotechnology. 22. Which among the two is the first restriction endonuclease? A) Hind II. B) Eco RI. C) All the above. D) None of the above. Show Answer Correct Answer: A) Hind II. 23. ..... changes the genetic material of a living organism. A) Bioremediation. B) Genome. C) Genetic Modification. D) Crossbreeding. Show Answer Correct Answer: C) Genetic Modification. 24. Bt cotton contains genes from ..... A) Bacillus thuringiensis. B) Streptomyces. C) Saccharomyces cerevisiae. D) Escherichia coli. Show Answer Correct Answer: A) Bacillus thuringiensis. 25. An organic compound such as sugar or starch, and is used to store energy A) Carbohydrate. B) Nucleic acids. C) Proteins. D) Lipids. Show Answer Correct Answer: A) Carbohydrate. 26. Why are viruses considered to be nonliving organisms? A) They do not have genetic information. B) They are not able to move on their own. C) They do not interact with their environment. D) They are not able to reproduce without a host cell. Show Answer Correct Answer: D) They are not able to reproduce without a host cell. 27. What does the term "biofortified" mean? A) No pesticides were used to produce the crop. B) If you eat it, it you will become the Spider Man. C) They have more nutrients than traditional varieties of that food. D) Its been implanted with a fish gene. Show Answer Correct Answer: C) They have more nutrients than traditional varieties of that food. 28. What does PCR stand for and what is the device in which it is carried? A) Polymerase Cycle Reaction and Thermal cycler. B) Polymerase Chain Reaction Test And Fermentor. C) Polymerase Chain Method and bioreactor. D) Polymerase Chain Reaction and thermal cycler. Show Answer Correct Answer: D) Polymerase Chain Reaction and thermal cycler. 29. How would smoking tobacco most likely have a negative impact on the ability of an individual to succeed at physical activities? A) It interferes with balance and coordination. B) It decreases the ability to make decisions rapidly. C) It decreases stamina and cardiovascular efficiency. D) It decreases the speed and power of muscle contractions. Show Answer Correct Answer: C) It decreases stamina and cardiovascular efficiency. 30. A protein of interest is ..... A) A section of DNA (a gene) that codes for a protein. B) A protein that has an interesting shape. C) A protein that can be used to treat a disease. D) The entire genome of the organism. Show Answer Correct Answer: C) A protein that can be used to treat a disease. 31. Human Genome Project A) The application of biology to associate a person(s), whether suspect or victim, to a location, an item (or collection of items). B) Landmark global scientific effort whose signature goal was to generate the first sequence of the human genetic code. C) The study of the patterns of inheritance of specific traits. D) Describes DNA, proteins, cells, or organisms that are made by combining genetic material from two different sources. Show Answer Correct Answer: B) Landmark global scientific effort whose signature goal was to generate the first sequence of the human genetic code. 32. Assertion (A):DNA ligase joins DNA fragments. Reason (R):It forms phosphodiester bonds between nucleotides. A) Both A and R are true and R is the correct explanation of A. B) Both A and R are true but R is not the correct explanation of A. C) A is true but R is false. D) Both are false. Show Answer Correct Answer: A) Both A and R are true and R is the correct explanation of A. 33. Which of the following is used to create recombinant DNA? A) Restriction Enzymes. B) Messenger RNA. C) Amino Acids. D) Genetic Proteins. Show Answer Correct Answer: A) Restriction Enzymes. 34. Which of the following techniques is commonly used in genetic engineering to insert a new gene into a plant's genome? A) Polymerase Chain Reaction (PCR). B) Gel Electrophoresis. C) CRISPR-Cas9. D) Western Blotting. Show Answer Correct Answer: C) CRISPR-Cas9. 35. In a research trial who makes sure all rules and regulations are followed? A) Clinical data management associate/consultant. B) Quality control technician. C) Computer programmer. D) Bioinformatics technician. Show Answer Correct Answer: A) Clinical data management associate/consultant. 36. During transformation, A) A prokaryote is changed into a eukaryote. B) A cell is mutated. C) A cell takes in DNA from outside the cell. D) Plasmids are inserted into a human cell. Show Answer Correct Answer: C) A cell takes in DNA from outside the cell. 37. Perhatikan pernyataan di bawah ini!(1) Pembuatan cuka dengan menggunakan Acetobacter sp(2) Rekayasa genetik untuk menghasilkan bibit unggul(3) Pembuatan yogurt dengan menggunakan bakteri(4) Teknik hipofisasi pada ikanManakah dari pernyataan tersebut yang merupakan penerapan bioteknologi modern di bidang pangan yang mendukung kelangsungan hidup? A) 2 dan 4. B) 1 dan 2. C) 1 dan 3. D) 2 dan 3. Show Answer Correct Answer: A) 2 dan 4. 38. Which statement reflects the greatest concern for the growth of genetically modified crops? A) The cost of agriculture production will increase. B) High yield crop varieties will reduce the use of fertilizers. C) Insect resistant crop varieties might reduce the insect population. D) It could lead to increased allergic reactions due to the 'other' organisms involved. Show Answer Correct Answer: D) It could lead to increased allergic reactions due to the 'other' organisms involved. 39. Perhatikan ciri-ciri bioteknologi berikut!1) Memerlukan teknologi dan peralatan yang canggih2) Pengaruh jangka panjang sudah diketahui3) Hasil yang diperoleh dapat diperhitungkan4) Menghasilkan organisme yang sifatnya baru5) Perbaikan genetik tidak terarahCiri-ciri bioteknologi modern ditunjukkan oleh angka ..... A) , 2), dan 3). B) , 3), dan 4). C) , 3), dan 5). D) , 4), dan 5). Show Answer Correct Answer: B) , 3), dan 4). 40. A ..... uses computer programs to gather, analyze, and track data about biological functions or characteristics in order to gain a better understanding of complex biological activities. A) Toxicologist. B) Microbiologist. C) Bioinformatics Technician. D) Biomedical chemist. Show Answer Correct Answer: C) Bioinformatics Technician. 41. Transgenic animals are used to study ..... A) Gene regulation and disease. B) Photosynthesis. C) Population genetics. D) Evolutionary taxonomy. Show Answer Correct Answer: A) Gene regulation and disease. 42. The uptake of naked DNA by bacteria is called: A) Transduction. B) Transfection. C) Conjugation. D) Transformation. Show Answer Correct Answer: D) Transformation. 43. What is a major ethical concern associated with the use of CRISPR technology in humans? A) The increase in agricultural productivity. B) The possibility of creating 'designer babies'. C) The potential to cure genetic diseases. D) The reduction in biodiversity. Show Answer Correct Answer: B) The possibility of creating 'designer babies'. 44. Which is being synthesized by genetic engineering: A) Renin. B) Thyroxine. C) Insulin. D) Progesterone. Show Answer Correct Answer: C) Insulin. 45. An operon consists of all the the following EXCEPT A) Genes of the operon. B) Regulatory gene. C) Promoter. D) Operator. Show Answer Correct Answer: B) Regulatory gene. 46. Perhatikan beberapa produk bioteknologi berikut!1. Antibiotik2. Transgenic3. Hormon sintetik4. Kultur jaringan5. Recombivax HbProduk bioteknologi dalam bidang kesehatan adalah ..... A) 1, 3, dan 5. B) 2, 3, dan 5. C) 1, 2, dan 4. D) 2, 3, dan 4. Show Answer Correct Answer: A) 1, 3, dan 5. 47. RNA interference helps in A) Cell proliferation. B) Cell differentiation. C) Micropropagation. D) Cell defence. Show Answer Correct Answer: D) Cell defence. 48. Which is the most useful change made to crops using applications of biotechnology? A) Crops resist more diseases. B) Crops need more fertilizer. C) Crops use more nutrients. D) Crops take more time to grow. Show Answer Correct Answer: A) Crops resist more diseases. 49. What is the role of CRISPR-Cas9 in biotechnology? A) It is used to amplify DNA sequences. B) It is used to clone organisms. C) It is used to edit genes by cutting DNA at specific locations. D) It is used to synthesize proteins. Show Answer Correct Answer: C) It is used to edit genes by cutting DNA at specific locations. ← PreviousRelated QuizzesScience QuizzesClass 12 QuizzesClass 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 1Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 2Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 3Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 4Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 5Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 6Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 7Class 12 Biology Chapter 11 Biotechnology Principles And Processes Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books