1. Which type of additive is derived from natural sources and not chemically altered?
a) Synthetic additive
b) Natural additive
c) Artificial additive
d) Preservative additive
Answer: b) Natural additive
2. Which of the following is a natural food colorant?
a) Tartrazine
b) Beta-carotene
c) Red 40
d) Sunset Yellow
Answer: b) Beta-carotene
3. Which additive is typically used as a synthetic preservative in foods?
a) Sodium benzoate
b) Ascorbic acid
c) Rosemary extract
d) Vitamin C
Answer: a) Sodium benzoate
4. Which natural additive is commonly used as a sweetener?
a) Steviol glycosides
b) Saccharin
c) Aspartame
d) Sucralose
Answer: a) Steviol glycosides
5. What is a synthetic flavor enhancer commonly used in processed foods?
a) Monosodium glutamate (MSG)
b) Vanilla extract
c) Lemon juice
d) Basil
Answer: a) Monosodium glutamate (MSG)
6. Which natural additive is used to prevent oxidation in fats and oils?
a) Ascorbic acid
b) BHT (Butylated hydroxytoluene)
c) TBHQ (Tertiary butylhydroquinone)
d) Sodium propionate
Answer: a) Ascorbic acid
7. Which synthetic coloring agent is used to give a yellow color to food products?
a) Beta-carotene
b) Curcumin
c) Tartrazine
d) Beet juice powder
Answer: c) Tartrazine
8. Which of the following is an example of a natural preservative?
a) Sodium nitrate
b) Potassium sorbate
c) Vinegar
d) Propylparaben
Answer: c) Vinegar
9. What is a common natural source of antioxidant additives?
a) Green tea extract
b) BHA (Butylated hydroxyanisole)
c) BHT (Butylated hydroxytoluene)
d) TBHQ (Tertiary butylhydroquinone)
Answer: a) Green tea extract
10. Which synthetic additive is used as a thickening agent in food products?
a) Guar gum
b) Xanthan gum
c) Carboxymethylcellulose (CMC)
d) Agar
Answer: c) Carboxymethylcellulose (CMC)
11. Which of the following is a natural gelling agent used in food products?
a) Pectin
b) Gelatin
c) Agar
d) Carrageenan
Answer: a) Pectin
12. Which synthetic additive is used to enhance the flavor of food products?
a) MSG (Monosodium glutamate)
b) Vanilla extract
c) Cinnamon
d) Nutmeg
Answer: a) MSG (Monosodium glutamate)
13. Which natural substance is used as a flavoring agent?
a) Vanilla extract
b) Ethyl vanillin
c) Artificial vanilla flavor
d) Vanillin
Answer: a) Vanilla extract
14. What is the role of synthetic emulsifiers in food products?
a) Enhance texture and prevent separation
b) Improve flavor
c) Increase sweetness
d) Add color
Answer: a) Enhance texture and prevent separation
15. Which of the following is an example of a natural sweetener?
a) Stevia
b) Aspartame
c) Saccharin
d) Sucralose
Answer: a) Stevia
16. What is a common synthetic anti-caking agent used in powdered foods?
a) Calcium silicate
b) Silicon dioxide
c) Talc
d) Magnesium stearate
Answer: b) Silicon dioxide
17. Which natural additive is used to preserve meats and fish?
a) Salt
b) Sodium nitrite
c) Potassium sorbate
d) Benzoic acid
Answer: a) Salt
18. What is the primary function of synthetic color additives in food?
a) Enhance visual appeal
b) Prevent spoilage
c) Improve texture
d) Add sweetness
Answer: a) Enhance visual appeal
19. Which of the following is a natural source of flavoring?
a) Lemon zest
b) Artificial lemon flavor
c) Synthetic citral
d) Limonene
Answer: a) Lemon zest
20. Which synthetic compound is commonly used as an artificial sweetener?
a) Sucralose
b) Xylitol
c) Honey
d) Maple syrup
Answer: a) Sucralose
21. What is the main purpose of using natural antioxidants in food?
a) Prevent spoilage and rancidity
b) Improve texture
c) Add color
d) Enhance sweetness
Answer: a) Prevent spoilage and rancidity
22. Which synthetic stabilizer is used in processed foods to maintain consistency?
a) Carrageenan
b) Xanthan gum
c) Sodium alginate
d) Modified starch
Answer: d) Modified starch
23. What is a natural source of emulsifying agents?
a) Lecithin
b) Polysorbate 80
c) Sorbitan esters
d) Propylene glycol
Answer: a) Lecithin
24. Which additive is used synthetically to extend the shelf life of baked goods?
a) Calcium propionate
b) Vinegar
c) Rosemary extract
d) Citric acid
Answer: a) Calcium propionate
25. What is a natural source of food colorant that gives a red hue?
a) Beet juice powder
b) Red 40
c) Allura Red
d) Carmine
Answer: a) Beet juice powder
26. Which synthetic additive is often used to improve the texture of low-fat dairy products?
a) Guar gum
b) Locust bean gum
c) Carrageenan
d) Pectin
Answer: c) Carrageenan
27. What is the function of natural flavoring agents in foods?
a) Enhance taste and aroma
b) Prevent microbial growth
c) Improve color
d) Increase shelf life
Answer: a) Enhance taste and aroma
28. Which synthetic preservative is used to prevent mold growth in baked goods?
a) Propionic acid
b) Ascorbic acid
c) Sodium benzoate
d) Sorbic acid
Answer: a) Propionic acid
29. Which natural additive is used as a thickening agent in sauces and soups?
a) Agar
b) Guar gum
c) Gelatin
d) Pectin
Answer: d) Pectin
30. What is the role of synthetic antioxidants in food products?
a) Prevent oxidation and spoilage
b) Enhance flavor
c) Improve texture
d) Add color
Answer: a) Prevent oxidation and spoilage
31. Which of the following is a natural anti-microbial agent used in food preservation?
a) Garlic extract
b) Sodium nitrate
c) Potassium sorbate
d) Benzoic acid
Answer: a) Garlic extract
32. Which synthetic agent is used to reduce the formation of ice crystals in frozen desserts?
a) Propylene glycol
b) Glycerin
c) Sorbitol
d) Lecithin
Answer: a) Propylene glycol
33. What is the main purpose of synthetic flavorings in processed foods?
a) Mimic natural flavors
b) Extend shelf life
c) Improve texture
d) Enhance color
Answer: a) Mimic natural flavors
34. Which natural substance is used as a preservative and flavor enhancer in pickles?
a) Vinegar
b) Sodium benzoate
c) Potassium sorbate
d) Sodium nitrate
Answer: a) Vinegar
35. Which synthetic compound is used to adjust the acidity in food products?
a) Citric acid
b) Lactic acid
c) Tartaric acid
d) Malic acid
Answer: a) Citric acid
36. Which of the following is a natural sweetener used in baking?
a) Honey
b) High fructose corn syrup
c) Aspartame
d) Saccharin
Answer: a) Honey
37. What is a common synthetic stabilizer used in ice cream?
a) Guar gum
b) Carboxymethylcellulose (CMC)
c) Locust bean gum
d) Sodium alginate
Answer: b) Carboxymethylcellulose (CMC)
38. Which natural ingredient is used for its antioxidant properties in salad dressings?
a) Olive oil
b) Butylated hydroxyanisole (BHA)
c) Butylated hydroxytoluene (BHT)
d) Rosemary extract
Answer: d) Rosemary extract
39. Which synthetic ingredient is used to mimic the texture of fat in low-fat products?
a) Olestra
b) Pectin
c) Guar gum
d) Xanthan gum
Answer: a) Olestra
40. What is a natural source of emulsifiers used in chocolate?
a) Soy lecithin
b) Polysorbate 60
c) Sodium stearoyl lactylate
d) Propylene glycol esters
Answer: a) Soy lecithin
41. Which synthetic colorant is used to provide an orange hue in food products?
a) Beta-carotene
b) Sunset Yellow
c) Paprika extract
d) Annatto
Answer: b) Sunset Yellow
42. What is the purpose of natural flavor extracts in beverages?
a) Enhance flavor and aroma
b) Extend shelf life
c) Improve texture
d) Add color
Answer: a) Enhance flavor and aroma
43. Which of the following is a synthetic anti-oxidant used in foods?
a) BHT (Butylated hydroxytoluene)
b) Vitamin E
c) Vitamin C
d) Green tea extract
Answer: a) BHT (Butylated hydroxytoluene)
44. Which natural food additive is used to improve the color of cheese?
a) Annatto
b) Tartrazine
c) Red 40
d) Beta-carotene
Answer: a) Annatto
45. Which synthetic preservative is used to prevent the growth of bacteria in canned foods?
a) Sodium nitrite
b) Vinegar
c) Ascorbic acid
d) Potassium sorbate
Answer: a) Sodium nitrite
46. What is a common natural thickening agent used in soups and sauces?
a) Cornstarch
b) Modified starch
c) Agar
d) Xanthan gum
Answer: a) Cornstarch
47. Which synthetic flavor enhancer is used to intensify savory flavors in foods?
a) Monosodium glutamate (MSG)
b) Vanilla extract
c) Cinnamon
d) Nutmeg
Answer: a) Monosodium glutamate (MSG)
48. Which natural food additive is used to stabilize whipped cream?
a) Gelatin
b) Carrageenan
c) Sodium alginate
d) Pectin
Answer: b) Carrageenan
49. What is a synthetic emulsifier commonly used in margarine?
a) Polysorbate 60
b) Lecithin
c) Glycerol monostearate
d) Sodium stearoyl lactylate
Answer: a) Polysorbate 60
50. Which natural additive is often used as a preservative in dried fruits?
a) Sulfur dioxide
b) Sodium benzoate
c) Potassium sorbate
d) Sodium nitrate
Answer: a) Sulfur dioxide
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