Explore topic-wise MCQs in Food Engineering.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Food Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

Coffee powders can be made from which of the following dryers?

A. Pneumatic conveyor dryer
B. Drum dryer
C. Freeze dryer
D. Spray dryer
Answer» E.
2.

Which of the following dryers is used for making baby food?

A. Pneumatic conveyor dryer
B. Drum dryer
C. Freeze dryer
D. Spray dryer
Answer» C. Freeze dryer
3.

Which of the following is also called a ring dryer?

A. Pneumatic conveyor dryer
B. Drum dryer
C. Freeze dryer
D. Spray dryer
Answer» B. Drum dryer
4.

Which of the following dryers cannot take a feed in the form of pastes/slurries/sticky items?

A. Drum dryer
B. Screw conveyor dryer
C. Pneumatic dryer
D. Spray dryer
Answer» D. Spray dryer
5.

Statement 1: Vibro-fluidized bed dryer can reduce the air flow rate consumptions as air is only used for drying and not for fluidizing.
Statement 2: _____ are often called desolventizers.

A. True, screw conveyor
B. True, pneumatic conveyor
C. False, screw conveyor
D. False, pneumatic conveyor
Answer» B. True, pneumatic conveyor
6.

After incipient fluidization, the pressure briefly _____

A. Increases
B. Decreases
C. Stays constant
D. Varies exponentially
Answer» C. Stays constant
7.

Which of the following dryers requires non-sticky granular feed?

A. Rotary dryer
B. Fluidized bed dryer
C. Rotary & Fluidized bed dryer
D. None of the mentioned
Answer» D. None of the mentioned
8.

Statement 1: Which tray dryer has indirect heating?
Statement 2: Which tray dryer is good for making powders?

A. Bin dryer, vacuum dryer
B. Tray dryer, vacuum dryer
C. Tower Dryer, vacuum dryer
D. Vacuum dryer, vacuum dryer
Answer» E.
9.

Hannah ordered one ton of mushrooms. But, the entire lot was brown. Which dryer could it possibly have been?

A. Bin dryer
B. Tray dryer
C. Tower Dryer
D. Vacuum dryer
Answer» C. Tower Dryer
10.

Advantage of turbo dryer over cabinet tray dryer is _____

A. It is more effective
B. The feed is uniformly heated at the edges
C. None of the mentioned
D. It is more effective & the feed is uniformly heated at the edges
Answer» C. None of the mentioned
11.

Statement 1: Cabinet tray dyers can be used for heat sensitive materials.
Statement 2: Bin dryer is used for materials which follow the falling rate drying curve.

A. True, False
B. True, True
C. False, False
D. False, True
Answer» E.