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Introduction to Food Additives Quiz

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Questions and Answers

What is the purpose of acids, bases, and buffers in food?

To increase the sweetness of food items
To control the acidity or alkalinity of food for safety and flavor stability (correct)
To enhance the color of the food products
To improve the texture of processed foods

Which statement accurately describes the usage of sweeteners in foods?

Bulk sweeteners have a sweetness many times that of sugar
Sweeteners can be used to produce energy reduced or non-cariogenic foods (correct)
Intense sweeteners are used in large amounts compared to sugar in food items
Sweeteners are only used to increase the shelf life of foods

Which statement is true about bulk sweeteners like sorbitol?

Bulk sweeteners are only used in soft drinks
They are typically used in large quantities in diet foods
Bulk sweeteners have a lower sweetness than sugar
Bulk sweeteners have similar sweetness levels compared to sugar (correct)

What happens to nutrients when foods are processed?

Some loss of nutrients occurs during processing (D) Signup and view all the answers

What is the purpose of antioxidants in food?

Prevent food from going rancid due to oxidation (A) Signup and view all the answers

Which of the following is an example of a natural antioxidant used in food?

Vitamin C (ascorbic acid) (D) Signup and view all the answers

What is the role of emulsifiers in food?

Prevent ingredients from separating and maintain stability (B) Signup and view all the answers

Which additive is commonly used as an emulsifier in food?

Lecithins (E322) (D) Signup and view all the answers

What is the purpose of adding sweeteners like Sorbitol (E 420) to certain drinks?

To sweeten the drinks without adding sugar (B) Signup and view all the answers

Which additive is used in food to control the pH, ensuring the acidity or basicity is at the desired level?

Citric acid (C) Signup and view all the answers

How does Lecithin (E 322) function as an emulsifier and stabilizer in food products?

By making oil and water mix together and altering the food texture (C) Signup and view all the answers

What is the primary purpose of Vitamin C when added to soft drinks?

To increase the nutritive value of the soft drinks (D) Signup and view all the answers

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