This set of Fruits Processing Multiple Choice Questions & Answers (MCQs) focuses on “Value Added Product of Fruits”.
1. What is the importance of value added products?
a) High market value
b) Low processing cost
c) Labor requirement
d) Maintains nutritional value
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Explanation: The process of converting raw agricultural products are modified or enhanced to have a higher market value is called value added products. These products should also have a longer shelf life. For example jams, jellies are the valued added products of fruits.
2. Which of the following fruit is used in production of tutti frutti?
a) Papaya
b) Apple
c) Banana
d) Grapes
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Explanation: Tutti frutti is generally prepared with fruit peels and raw papaya. These are colorful confectionery products which consist of chopped candied fruits. It can be natural or artificial flavoring. It mimics the various fruit flavors.
3. How resins are made from grapes?
a) Spray drying
b) Canning
c) Freezing
d) Drying
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Explanation: Grapes darken as they dry, which gives raisins their dark brown color. A range of grape varieties is used to make raisins. The size, taste and color depend on the type of grape used. In the US, raisins are typically made from the Thompson Seedless variety.
4. Which dried fruit is lowest in sugar?
a) Fig
b) Apple
c) Orange
d) Grapes
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Explanation: Examples of low glycemic fruits are dried apples, dried plums, prunes, apricots, and dried peaches. Fruits like figs are glycemic index. Intake of fruits with 22% to 51% of sugar which is normally fructose can cause negative health effects like diabetes, weight gain and heart disease.
5. Which of the following component in the grapes is caramelized to get brown color?
a) Sugar
b) Lipid
c) Protein
d) Vitamin B
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Explanation: Drying red grapes in the sunshine turns them into raisins. The heat from the sun causes the water to evaporate from the grapes. It also heats up the sugar, causing it to caramelize. Because the water has evaporated, raisins are smaller and lighter than grapes.
6. Is Raisin highly processed food?
a) True
b) False
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Explanation: Raisins are known as dried grapes. They are a whole food that is minimally processed with no added ingredients or preservatives. It is dried until it loses the moisture content. But raisins are also relatively high in sugar and calories.
7. What is apple pectin made of?
a) Peel
b) Seed
c) Pulp
d) Stem
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Explanation: Liquid pectin can be made from apple scraps, like the cores and peels. The under-ripe apples contain more pectin than sweet, ripe ones. Pectin can be used in jams and jellies. It helps in the gel formation.
8. Which fruits have the most pectin?
a) Fig
b) Berries
c) Orange
d) Cherries
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Explanation: Different fruits consist of different levels of pectin depending upon their composition. Fruits like carrots, lemons, apples, oranges and grapes contain more pectin. Whereas fruits like berries, cherries have less pectin content.
9. What is the characteristics feature of spray dried fruit powder?
a) Low hygroscopic
b) High hygroscopic
c) Low lipid content
d) High lipid content
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Explanation: Spray dried fruit powder has the characteristics like free flowing and low hygroscopic by nature. It consists of typical fresh fruit with its distinctive natural flavor. These powders add an aromatic and authentic flavor to the food.
10. Freeze dried fruit will typically yield a finer powder than dehydrated fruit.
a) True
b) False
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Explanation: Fruit powders are form of dried fruit. These are pulverized into a fine powder through mechanical methods. It can be achieved by dehydration or freezing. Compared to dehydrated product, freeze dried fruit powder yields a finer powder.
11. What is the moisture content of fruit powders?
a) 1-3%
b) 4-6%
c) 6-7%
d) 7-9%
View Answer
Explanation: The concentrated fruit juice generally dehydrated by spray drying method is called are fruit juice powders. The moisture content should be 1%-3%. Fruit juice generally consists of 85% moisture content. The powders reduce the volume and extend their shelf life. It also preserves the color, flavor, and tastes.
12. What are the advantages of fruit powder?
a) Long shelf life, low weight
b) Long shelf life, easy to store
c) Low weight, easy to store
d) Low weight, easy to store, long shelf life
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Explanation: One of the advantages of fruit powders is that when all water content is removed from the product tends to have long shelf life. Low weight and volume of the product reduces the cost for transportation and storage. These powders are used as a flavoring agent in foods.
13. Which of the drying process is selected for temperature-sensitive fruits?
a) Spray drier
b) Roller drier
c) Vacuum drier
d) Freeze drier
View Answer
Explanation: Vacuum-dried avoids exposure to high-temperature. The fruit are dried in a similar way to the roller drier. However it is processed in a sealed vacuum-chamber. It is more expensive and it is less harsh on the fruit. It also preserves more flavors.
Sanfoundry Global Education & Learning Series – Fruits Processing.
To practice all areas of Fruits Processing, here is complete set of 1000+ Multiple Choice Questions and Answers.
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