Explore topic-wise MCQs in Food Engineering.

This section includes 10 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.

Statement 1: After harvest, _____ of fruits and vegetables undergoes change.
Statement 2: The _____ in pre-harvest and application of _____ to post-harvest can change the stress response in harvested commodities.

A. Texture, nutrients, minerals
B. Color, minerals, nutrients
C. Texture, minerals, nutrients
D. None of the mentioned
Answer» B. Color, minerals, nutrients
2.

Statement 1: In cellular loci and messaging, the link is the mechanics of quality change.
Statement 2: In cellular loci and messaging, the machinery is the biochemical control.

A. True, False
B. True, True
C. False, False
D. False, True
Answer» D. False, True
3.

Which is NOT a facet of cellular loci and messaging?

A. The biochemical control
B. Mechanics of quality change
C. The temperature and atmosphere
D. None of the mentioned
Answer» E.
4.

Statement 1: At low temperatures, the rate of respiration of harvested fruits and vegetables decreases.
Statement 2: Under conditions where respiration rate is retarded, changes in chlorophyll loss are also delayed.

A. True, False
B. True, True
C. False, False
D. False, True
Answer» C. False, False
5.

Fleshy fruits after _____ are _____

A. Ripening, consumed
B. Ripening, rotted
C. Consuming, rotted
D. None of the mentioned
Answer» B. Ripening, rotted
6.

Statement 1: Ripening of fruits is accompanied with a lot of anabolic and catabolic reactions.
Statement 2: Certain fleshy roots, tubers and bulbs have low metabolic activity and are dormant until there are environmentally favorable conditions for germination and growth.

A. True, False
B. True, True
C. False, False
D. False, True
Answer» C. False, False
7.

Statement 1: After harvest, there is a decline in the uptake of oxygen.
Statement 2: After harvest, there is a sharp rise in the uptake of oxygen.

A. True, False
B. True, True
C. False, False
D. False, True
Answer» B. True, True
8.

Statement 1: In the climacteric, the ratio of the highest peak to the minimum varies with temperature.
Statement 2: In the climacteric, the ratio of the highest peak to the minimum varies from fruit to fruit.

A. True, False
B. True, True
C. False, False
D. False, True
Answer» C. False, False
9.

Statement 1: A harvested fruit contains many oxidative substrates required to perform respiration.
Statement 2: Different species of fruits have different patterns of respiration. This is called as _____

A. True, climacteric
B. True, botulism
C. False, climacteric
D. False, botulism
Answer» B. True, botulism
10.

Statement 1: Time is an important parameter for the growth of spoilage organisms.
Statement 2: Temperature is an important parameter for the growth of spoilage organisms.

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