Food Additives and Contaminants MCQs

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1. The main purpose of food additives is to:




2. Which of the following is a natural food color?




3. Sodium benzoate is used as a:




4. Which additive prevents oxidation in food?




5. MSG stands for:




6. Which of the following is a synthetic sweetener?




7. The term “E-number” represents:




8. Which preservative is used in pickles?




9. Nitrites are mainly used for preservation of:




10. Aflatoxin is produced by:




11. Which additive helps maintain food moisture?




12. Sulfur dioxide is commonly used in preservation of:




13. Which of the following is used as an emulsifier?




14. The main contaminant found in canned foods due to improper processing is:




15. The function of stabilizers in food is to:




16. Which metal contaminant is most toxic in food?




17. What is the main role of antioxidants in food?




18. BHA and BHT are examples of:




19. Saccharin is a:




20. Which additive is used to prevent caking in powdered foods?




21. Which type of food additive gives a smooth texture to ice cream?




22. Acrylamide is a contaminant formed in foods during:




23. Which chemical is used for bleaching flour?




24. The main function of flavor enhancers is to:




25. Melamine contamination is associated with:




26. The presence of pesticide residue in food is an example of:




27. Which of the following can be used as a gelling agent?




28. Food colors are regulated to:




29. Which chemical is used for fumigation of stored grains?




30. “Adulteration” in food means:




31. Lead poisoning from canned food occurs due to:




32. Which of the following is a permitted natural flavoring substance?




33. Sorbic acid is an example of:




34. Mycotoxins are produced by:




35. The chemical used to prevent enzymatic browning in fruits is:




36. Food additives are approved by which organization internationally?




37. Which of the following is a metal contaminant?




38. The main function of emulsifiers is to:




39. Which of these is a prohibited coloring agent in food?




40. The term “food contaminant” refers to:




41. The preservative commonly used in soft drinks is:




42. Heavy metal contamination in food mainly occurs through:




43. Which additive prevents microbial spoilage in bakery products?




44. The permissible limit of lead in food is usually less than:




45. The main hazard of nitrate in drinking water is:




46. Which of the following is used as an anti-foaming agent?




47. Melamine contamination in milk is used to:




48. The most common food contaminant from plastics is:




49. Enzyme inhibitors used as preservatives include:




50. The main function of thickening agents in food is to:




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