Question:

Which of the given reasons, is NOT a valid reason for packaging of food items?

A.

security and portion control

B.

marketing and convenience

C.

protection and information transmission

D.

none of the mentioned

Answer» d. none of the mentioned

Question:

In the history of packaging of the food industry, which among these was never a material of packaging?

A.

bakelite

B.

pottery and vases

C.

iron and tin plated steel

D.

none of the mentioned

Answer» d. none of the mentioned

Question:

Which of the following is a factor that affects the storage stability of food?

A.

type of raw material used

B.

quality of raw material used

C.

method/effectiveness of packaging

D.

all of the mentioned

Answer» d. all of the mentioned

Question:

Which of the following holds true for Pulsed Electric field?

A.

it has been successful in pasteurizing milk, yogurt, soup etc

B.

if there are no air bubbles present or the if food has low electrical conductivity, pef is non-applicable

C.

it’s a continuous process. it cannot be applied for non-pump able solid food products

D.

all of the mentioned

Answer» d. all of the mentioned

Question:

Sterilization using irradiation is done by

A.

non-ionizing radiation

B.

ionizing radiation

C.

chemical treatment

D.

thermal treatment

Answer» a. non-ionizing radiation

Question:

Which of the following is true about Sound Ultrasound?

A.

generates mechanical energy to enhance chemical action on surfaces

B.

scrubbing action loosens the dirt particles and cleans the food particle

C.

generates mechanical energy to enhance chemical action on surfaces & scrubbing action loosens the dirt particles and cleans the food particle

D.

none of the mentioned

Answer» c. generates mechanical energy to enhance chemical action on surfaces & scrubbing action loosens the dirt particles and cleans the food particle

Question:

Which stage does adulteration take place in?

A.

producer

B.

distributor

C.

retailer

D.

all of the mentioned

Answer» d. all of the mentioned

Question:

Which of the following is a chemical used in aseptic packaging?

A.

chlorine peroxide

B.

lithium oxide

C.

hydrogen peroxide

D.

hydrogen sulfide

Answer» c. hydrogen peroxide

Question:

Which of the following is used for ionizing radiation?

A.

infrared radiation

B.

microwave radiation

C.

radiowave radiation

D.

gamma radiation

Answer» d. gamma radiation

Question:

1 INTRODUCTION TO FOOD PRESERVATION

A.

true

B.

false

Answer» a. true