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Fruit in Food Science and Technology

Description: This quiz covers various aspects of Fruit in Food Science and Technology.
Number of Questions: 15
Created by:
Tags: food science fruit technology fruit processing fruit preservation
Attempted 0/15 Correct 0 Score 0

Which of the following is a climacteric fruit?

  1. Apple

  2. Orange

  3. Banana

  4. Pineapple


Correct Option: C
Explanation:

Climacteric fruits continue to ripen after they are harvested, while non-climacteric fruits do not.

What is the primary role of pectin in fruit?

  1. Providing structure and texture

  2. Enhancing flavor

  3. Promoting ripening

  4. Inhibiting spoilage


Correct Option: A
Explanation:

Pectin is a polysaccharide that contributes to the structure and texture of fruit.

Which enzyme is responsible for the softening of fruit during ripening?

  1. Pectinase

  2. Cellulase

  3. Amylase

  4. Lipase


Correct Option: A
Explanation:

Pectinase breaks down pectin, which leads to the softening of fruit during ripening.

What is the primary method used for the preservation of fruits?

  1. Canning

  2. Freezing

  3. Drying

  4. Pickling


Correct Option: A
Explanation:

Canning is a widely used method for preserving fruits by heating them in sealed containers to kill microorganisms.

Which of the following is a common method for drying fruits?

  1. Sun drying

  2. Oven drying

  3. Microwave drying

  4. Vacuum drying


Correct Option: A
Explanation:

Sun drying is a traditional method for drying fruits, where they are exposed to sunlight and air to remove moisture.

What is the primary objective of blanching fruits before freezing?

  1. Inactivating enzymes

  2. Removing microorganisms

  3. Improving color

  4. Enhancing flavor


Correct Option: A
Explanation:

Blanching fruits before freezing helps inactivate enzymes that can cause undesirable changes in color, flavor, and texture during storage.

Which of the following is a common type of fruit juice concentrate?

  1. Apple juice concentrate

  2. Orange juice concentrate

  3. Grape juice concentrate

  4. Pineapple juice concentrate


Correct Option: B
Explanation:

Orange juice concentrate is a widely produced and consumed fruit juice concentrate.

What is the primary role of ascorbic acid in fruit processing?

  1. Preventing enzymatic browning

  2. Enhancing flavor

  3. Promoting ripening

  4. Inhibiting spoilage


Correct Option: A
Explanation:

Ascorbic acid, also known as vitamin C, is commonly used in fruit processing to prevent enzymatic browning, which can cause undesirable changes in color and flavor.

Which of the following is a common type of fruit jam?

  1. Strawberry jam

  2. Raspberry jam

  3. Apricot jam

  4. Peach jam


Correct Option: A
Explanation:

Strawberry jam is a popular type of fruit jam made from strawberries.

What is the primary role of sugar in fruit preserves?

  1. Providing sweetness

  2. Preventing spoilage

  3. Enhancing color

  4. Improving texture


Correct Option: B
Explanation:

Sugar is used in fruit preserves primarily to prevent spoilage by creating an environment with a high osmotic pressure that inhibits the growth of microorganisms.

Which of the following is a common type of fruit salad?

  1. Fruit cocktail

  2. Macedonia salad

  3. Ambrosia salad

  4. Waldorf salad


Correct Option: A
Explanation:

Fruit cocktail is a type of fruit salad typically made from a mixture of canned fruits.

What is the primary role of gelatin in fruit desserts?

  1. Providing structure and texture

  2. Enhancing flavor

  3. Promoting ripening

  4. Inhibiting spoilage


Correct Option: A
Explanation:

Gelatin is commonly used in fruit desserts to provide structure and texture, creating a semi-solid consistency.

Which of the following is a common type of fruit pie?

  1. Apple pie

  2. Cherry pie

  3. Blueberry pie

  4. Peach pie


Correct Option: A
Explanation:

Apple pie is a widely enjoyed type of fruit pie made with apples.

What is the primary role of flour in fruit pastries?

  1. Providing structure and texture

  2. Enhancing flavor

  3. Promoting ripening

  4. Inhibiting spoilage


Correct Option: A
Explanation:

Flour is used in fruit pastries primarily to provide structure and texture, forming the crust or base of the pastry.

Which of the following is a common type of fruit sorbet?

  1. Lemon sorbet

  2. Raspberry sorbet

  3. Mango sorbet

  4. Strawberry sorbet


Correct Option: A
Explanation:

Lemon sorbet is a popular type of fruit sorbet made from lemons.

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