Carbohydrates, Proteins, and Lipids in Food MCQs

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1. Which of the following is the main storage form of carbohydrate in animals?




2. The simplest form of carbohydrate is:




3. Sucrose is composed of:




4. The building blocks of proteins are:




5. Lipids are insoluble in:




6. Which of the following is a polysaccharide?




7. Which sugar is known as fruit sugar?




8. Enzyme that breaks down starch into maltose is:




9. Which element is found in proteins but not in carbohydrates?




10. Fats are made up of:




11. The main function of carbohydrates in food is to provide:




12. The protein present in milk is:




13. Saturated fats are generally:




14. Which of the following is a reducing sugar?




15. Denaturation of protein is caused by:




16. Essential amino acids are those which:




17. Which of the following is a simple lipid?




18. Cellulose is a polymer of:




19. The sweet taste of honey is mainly due to:




20. Enzyme that digests proteins in the stomach is:




21. Which of the following lipids is found in cell membranes?




22. The basic unit of fat is:




23. Which of the following is not a carbohydrate?




24. Protein efficiency ratio (PER) is used to measure:




25. Lipids are primarily used in the body for:




26. Which of these is a disaccharide?




27. The structural protein found in hair and nails is:




28. Which of the following fats is considered “good fat”?




29. Which element is common in carbohydrates, proteins, and lipids?




30. Enzyme that breaks down lipids is:




31. The simplest protein structure is called:




32. HDL is known as:




33. Gelatin is obtained by hydrolysis of:




34. Which of the following carbohydrates is non-digestible by humans?




35. The main energy source of the brain is:




36. Which type of fatty acid contains no double bond?




37. Which of the following is not a function of protein?




38. Which amino acid contains sulfur?




39. Trans fats are produced by:




40. Lipoproteins are composed of:




41. Which of the following is a storage polysaccharide in plants?




42. The enzyme that hydrolyzes lactose is:




43. The process of protein digestion begins in:




44. Omega-3 fatty acids are mainly found in:




45. Which of the following is a derived lipid?




46. Amino acids are joined together by:




47. The chemical formula of glucose is:




48. Lipid oxidation in food causes:




49. The main source of plant protein is:




50. The main storage form of fat in the human body is:




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