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Quiz on Chapter 7 New Preservation Techniques

Authored by DR HALIM

Science

University

Used 2+ times

Quiz on Chapter 7 New Preservation Techniques
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary difference between thermal and non-thermal processing?

Thermal processing uses heat, while non-thermal does not.

Non-thermal processing is more expensive than thermal processing.

Thermal processing is faster than non-thermal processing.

Non-thermal processing is only used for liquids.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a type of ionizing radiation used in food irradiation?

Gamma rays

Beta rays

Alpha rays

X-rays

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of food irradiation?

It requires high temperatures.

It can sterilize seafood and meat.

It is only effective on fruits.

It changes the flavor of food.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does high oxygen modified atmosphere packaging (MAP) differ from low oxygen MAP?

Low oxygen MAP has more carbon dioxide.

Low oxygen MAP is used for fruits.

High oxygen MAP has more nitrogen.

High oxygen MAP is better for red meat.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the process of ohmic heating?

Heating food using steam.

Heating food in a microwave.

Heating food by passing electricity through it.

Heating food using hot water.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a traditional method of food preservation?

Pulsed electric field

Irradiation

Pulsed light technology

Oscillating magnetic field

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main purpose of modified atmosphere packaging?

To reduce the cost of packaging.

To add chemical preservatives.

To maintain visual and nutritional appeal.

To increase the weight of food products.

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