Applications of biotechnology in food production MCQs Food science December 27, 2025August 5, 2024 by u930973931_answers 50 min Score: 0 Attempted: 0/50 Subscribe 1. . Primary application of biotechnology in food production: (A) Improving crop yields (B) Enhancing food flavor (C) Reducing food spoilage (D) All of the above 2. . Biotech-derived product used to improve nutritional content of food: (A) Bt corn (B) Bt Cotton (C) Roundup Ready Soybean (D) Golden Rice 3. . Microorganism commonly used in bread production: (A) Virus (B) Bacteria (C) Mold (D) Yeast 4. . Biotech application used to produce insulin for diabetic patients: (A) Gene editing (B) Recombinant DNA technology (C) Fermentation (D) Gene silencing 5. . Role of GM yeast in food production: (A) To enhance flavor (B) To produce enzymes and bioactive compounds (C) To increase shelf life (D) To improve texture 6. . Enzyme commonly used in cheese production: (A) Lactase (B) Lipase (C) Amylase (D) Rennin 7. . Purpose of using GM bacteria in yogurt production: (A) To increase bacterial growth rate (B) To improve texture (C) To produce probiotics and enhance flavor (D) To increase shelf life 8. . Biotech method used to create pest-resistant crops: (A) CRISPR-Cas9 (B) Gene gun (C) Microinjection (D) Agrobacterium-mediated transformation 9. . Biotech application to improve fermentation in wine production: (A) Genetic modification of grapes (B) GM yeast strains (C) Enzyme enhancement (D) Microbial fermentation control 10. . Role of biotechnology in bioethanol production: (A) To enhance flavor (B) To improve nutritional content (C) To produce ethanol from biomass through fermentation (D) To increase shelf life 11. . Biotechnology in enhancing beer quality: (A) Modifying color (B) Using GM yeast to improve fermentation (C) Adding artificial flavors (D) Increasing carbonation 12. . Application of biotransformation in food production: (A) Alter flavor (B) Improve texture (C) Increase shelf life (D) Convert one compound into another using microorganisms 13. . Biotech application to create hypoallergenic foods: (A) Gene editing (B) Protein engineering (C) Recombinant DNA technology (D) Fermentation 14. . Purpose of GM crops in plant-based meat substitutes: (A) Improve taste (B) Enhance nutritional value (C) Increase protein content (D) All of the above 15. . Biotech process to produce rennet for cheese: (A) Fermentation (B) Recombinant DNA technology (C) Gene silencing (D) Cloning 16. . Key benefit of using GM crops in food production: (A) Improved flavor (B) Increased resistance to diseases (C) Higher cost of production (D) Longer cooking time 17. . Biotech application for drought-tolerant crops: (A) Gene editing (B) Microbial fermentation (C) Recombinant protein production (D) Enzyme enhancement 18. . Biotechnology in producing low-fat dairy products: (A) Modifying milk composition through genetic modification (B) Adding artificial sweeteners (C) Using different fermentation techniques (D) Altering pasteurization methods 19. . Biotech approach to produce plant-derived pharmaceuticals: (A) Microbial fermentation (B) Traditional breeding (C) Chemical synthesis (D) Recombinant DNA technology 20. . Role of bioreactors in food production: (A) Provide controlled environment for microbial growth and product synthesis (B) Enhance flavor (C) Store raw materials (D) Package finished products 21. . Enzyme used in high-fructose corn syrup production: (A) Amylase (B) Lactase (C) Glucose isomerase (D) Cellulase 22. . Biotechnology in biofortified crops: (A) Enhance pest resistance (B) Increase nutritional content (C) Improve crop yield (D) Alter crop color 23. . Biotech method to produce enzymes for bread-making: (A) Recombinant DNA technology (B) Fermentation (C) Gene silencing (D) Protein engineering 24. . Purpose of GM crops in biofuel production: (A) Reduce cost (B) Enhance flavor (C) Increase efficiency of biofuel production (D) Improve shelf life 25. . Biotechnology in developing allergen-free foods: (A) Traditional breeding (B) Adding artificial flavors (C) Modifying proteins to reduce allergenicity (D) Altering food processing methods 26. . Biotech application to produce GM fish for aquaculture: (A) Gene silencing (B) Fermentation (C) Recombinant DNA technology (D) Microbial fermentation 27. . Role of GM crops in sustainable agriculture: (A) Improve crop yields and reduce environmental impact (B) Enhance soil health (C) Increase use of chemical fertilizers (D) Increase cost of farming 28. . Biotech process to develop crops with improved nutrient profiles: (A) Gene editing (B) Crossbreeding (C) Traditional breeding (D) Hybridization 29. . Biotechnology in enhancing food safety: (A) Improving packaging (B) Altering processing techniques (C) Increasing shelf life (D) Modifying ingredients to reduce contamination risks 30. . Primary benefit of using GM microorganisms in food production: (A) Efficient production of compounds/enzymes (B) Increased nutritional value (C) Enhanced taste (D) Improved texture 31. . Biotech application to improve protein production efficiency in plants: (A) Recombinant DNA technology (B) Traditional breeding (C) Chemical synthesis (D) Gene silencing 32. . Role of GM crops in reducing pesticide use: (A) Increase crop yield (B) Alter crop color (C) Improve soil fertility (D) Enhance resistance to pests 33. . Biotech method to produce bioactive compounds (vitamins/antioxidants) in plants: (A) Gene editing (B) Recombinant DNA technology (C) Fermentation (D) Traditional breeding 34. . Purpose of GM crops to produce industrial enzymes: (A) Enhance nutritional content (B) Increase efficiency of industrial processes (C) Improve taste (D) Extend shelf life 35. . Biotech application to develop drought-tolerant crops: (A) Enzyme enhancement (B) Microbial fermentation (C) Recombinant DNA technology (D) Gene editing 36. . Biotechnology in low-calorie sweeteners production: (A) Increase shelf life (B) Alter color (C) GM microorganisms produce sweeteners via fermentation (D) Improve texture 37. . Role of genetic modification in improving crop yield: (A) Increase resistance to diseases and pests (B) Enhance flavor (C) Extend shelf life (D) Alter color 38. . Biotech process to create plant-based vaccines: (A) Gene editing (B) Fermentation (C) Recombinant DNA technology (D) Microbial fermentation 39. . Benefit of GM crops in producing biodegradable plastics: (A) Increased crop yield (B) Enhanced plastic durability (C) Improve plastic color (D) Reduce environmental pollution 40. . Biotech approach to enhance meat safety and quality: (A) Genetic modification of livestock (B) Traditional breeding (C) Chemical additives (D) Altered processing techniques 41. . Primary goal of using GM microorganisms in food production: (A) Increase flavor (B) Enhance nutrient content (C) Improve texture (D) Efficient production of compounds/enzymes 42. . Biotech method to improve quality of fruits/vegetables via genetics: (A) Crossbreeding (B) Traditional breeding (C) Hybridization (D) Gene editing 43. . Role of genetic modification in disease-resistant crops: (A) Enhance resistance to pathogens (B) Increase yield (C) Improve taste (D) Alter color 44. . Biotech application to develop crops with improved soil nutrient utilization: (A) Traditional breeding (B) Microbial fermentation (C) Recombinant DNA technology (D) Gene editing 45. . Purpose of GM crops in bioplastics production: (A) Enhance durability (B) Increase production speed (C) Improve color (D) Reduce environmental impact via biodegradable plastics 46. . Biotechnology in functional foods production: (A) Alter appearance (B) Improve taste (C) Increase shelf life (D) Enhance nutritional content 47. . Biotechnology in low-fat dairy products: (A) Add artificial sweeteners (B) GM bacteria alter milk composition (C) Modify processing techniques (D) Use traditional fermentation 48. . Biotech approach for crops growing in saline soils: (A) Hybridization (B) Traditional breeding (C) Gene editing (D) Chemical modification 49. . Role of biotechnology in plant-based meat alternatives: (A) Increase protein (B) Enhance flavor and texture (C) Improve nutrition (D) All of the above 50. . Biotech method for crops with enhanced resistance to environmental stresses: (A) Traditional breeding (B) Gene editing (C) Crossbreeding (D) Hybridization