Equipment and instrumentation MCQs Food science December 27, 2025August 5, 2024 by u930973931_answers 49 min Score: 0 Attempted: 0/49 Subscribe 1. . Which instrument is used to measure the moisture content of food? (A) Refractometer (B) Spectrophotometer (C) Moisture analyzer (D) pH meter 2. . Primary use of a centrifuge in food science: (A) Measure pH levels (B) Mix ingredients (C) Determine color intensity (D) Separate components based on density 3. . Equipment used to measure temperature of food products: (A) Refractometer (B) Moisture analyzer (C) Thermocouple (D) Centrifuge 4. . Instrument to measure the viscosity of a liquid food product: (A) Viscometer (B) Texture analyzer (C) Refractometer (D) Spectrophotometer 5. . Device used to measure the texture of food products: (A) Texture analyzer (B) Refractometer (C) Spectrophotometer (D) Centrifuge 6. . Function of a pH meter in food analysis: (A) Measure acidity or alkalinity (B) Measure color (C) Measure temperature (D) Measure density 7. . Instrument to determine fat content in food products: (A) Centrifuge (B) Refractometer (C) Soxhlet extractor (D) Texture analyzer 8. . Equipment used for homogenizing food products: (A) Centrifuge (B) Refractometer (C) Spectrophotometer (D) Homogenizer 9. . Device to measure the color of food products: (A) Colorimeter (B) Refractometer (C) Moisture analyzer (D) pH meter 10. . Primary purpose of a spectrophotometer in food science: (A) Measure texture (B) Measure pH (C) Measure viscosity (D) Determine color and concentration of substances 11. . Equipment used to extract essential oils from food materials: (A) Refractometer (B) Homogenizer (C) Soxhlet extractor (D) Centrifuge 12. . Instrument commonly used to measure particle size and distribution: (A) pH meter (B) Refractometer (C) Texture analyzer (D) Particle size analyzer 13. . Device used to measure salt concentration in food: (A) Refractometer (B) Moisture analyzer (C) Spectrophotometer (D) Conductivity meter 14. . Equipment to determine specific gravity of a liquid food product: (A) Moisture analyzer (B) Refractometer (C) Centrifuge (D) Hydrometer 15. . Instrument to measure texture profile including hardness and cohesiveness: (A) Rheometer (B) Spectrophotometer (C) Texture analyzer (D) Homogenizer 16. . Device used to measure light absorption and transmission: (A) pH meter (B) Refractometer (C) Moisture analyzer (D) Spectrophotometer 17. . Purpose of a homogenizer in food processing: (A) Separate components by density (B) Measure moisture content (C) Mix and break down particles into smaller sizes (D) Analyze texture 18. . Equipment to measure light scattered by particles in a food sample: (A) Particle size analyzer (B) Refractometer (C) Colorimeter (D) Spectrophotometer 19. . Device used to measure temperature during cooking or processing: (A) Thermocouple (B) Refractometer (C) Moisture analyzer (D) pH meter 20. . Instrument to measure fat content in dairy products: (A) Texture analyzer (B) Refractometer (C) Moisture analyzer (D) Soxhlet extractor 21. . What does a refractometer measure in food science? (A) Temperature (B) Light refraction index (C) Moisture content (D) pH levels 22. . Equipment for precise measurement of small volumes of liquids: (A) Centrifuge (B) Pipette (C) Homogenizer (D) Refractometer 23. . Instrument to determine amount of sugar in a food product: (A) Spectrophotometer (B) Texture analyzer (C) Colorimeter (D) Refractometer 24. . Device measuring concentration of dissolved solids: (A) Moisture analyzer (B) Hydrometer (C) Conductivity meter (D) Refractometer 25. . Instrument to analyze texture characteristics like chewiness and tenderness: (A) Rheometer (B) Spectrophotometer (C) Texture analyzer (D) Homogenizer 26. . Equipment to measure dissolved oxygen in a liquid sample: (A) Moisture analyzer (B) Conductivity meter (C) pH meter (D) Oxygen meter 27. . Instrument to measure density of a food product: (A) Hydrometer (B) Refractometer (C) Centrifuge (D) Spectrophotometer 28. . What does a colorimeter measure in food analysis? (A) Color and color changes (B) pH (C) Temperature (D) Moisture content 29. . Device to measure thickness of a food product: (A) Caliper (B) Texture analyzer (C) Refractometer (D) Spectrophotometer 30. . Equipment to determine quality of oils and fats: (A) Spectrophotometer (B) Rheometer (C) Moisture analyzer (D) Soxhlet extractor 31. . Instrument to measure volume of gases released during processing: (A) Thermocouple (B) Gas chromatograph (C) Refractometer (D) Centrifuge 32. . Equipment to measure surface tension of a liquid food sample: (A) Texture analyzer (B) Refractometer (C) Moisture analyzer (D) Surface tensiometer 33. . Device to measure thermal conductivity of food products: (A) Thermal conductivity meter (B) Refractometer (C) Homogenizer (D) pH meter 34. . Device measuring degree of opacity or clarity: (A) Refractometer (B) Spectrophotometer (C) Colorimeter (D) Turbidimeter 35. . Purpose of a water activity meter: (A) Measure free moisture for microbial growth (B) Measure total water (C) Measure color (D) Measure texture 36. . Instrument measuring hardness and brittleness of food: (A) Rheometer (B) Spectrophotometer (C) Viscometer (D) Texture analyzer 37. . What does a moisture analyzer measure? (A) Moisture content (B) Viscosity (C) Color intensity (D) pH levels 38. . Instrument to measure chemical composition of food samples: (A) Texture analyzer (B) Refractometer (C) Colorimeter (D) Mass spectrometer 39. . Equipment to measure gas composition in food products: (A) Conductivity meter (B) pH meter (C) Gas chromatograph (D) Refractometer 40. . Device to determine thermal properties like heat capacity: (A) Differential scanning calorimeter (B) Homogenizer (C) Colorimeter (D) Moisture analyzer 41. . Function of a gas chromatograph in food analysis: (A) Determine liquid density (B) Measure gas composition (C) Analyze color (D) Measure moisture content 42. . Instrument to measure protein content in food products: (A) Kjeldahl apparatus (B) Refractometer (C) Moisture analyzer (D) Gas chromatograph 43. . What does a turbidity meter measure? (A) Color intensity (B) pH levels (C) Moisture content (D) Clarity and cloudiness 44. . Device to measure boiling point of liquid food samples: (A) Boiling point apparatus (B) Refractometer (C) Centrifuge (D) Texture analyzer 45. . Instrument measuring strength of food gels and emulsions: (A) Spectrophotometer (B) Texture analyzer (C) Rheometer (D) Homogenizer 46. . Equipment for analyzing fatty acid composition: (A) Spectrophotometer (B) Texture analyzer (C) Gas chromatograph (D) Refractometer 47. . What does a differential scanning calorimeter measure? (A) Moisture content (B) Viscosity (C) Thermal transitions like melting and crystallization (D) Color intensity 48. . Instrument to measure surface roughness of a food product: (A) Colorimeter (B) Texture analyzer (C) Surface roughness tester (D) Refractometer 49. . Purpose of using a homogenizer in food processing: (A) Separate liquid from solids (B) Analyze color changes (C) Measure pH levels (D) Create uniform mixture of food components