Explore topic-wise MCQs in Food Engineering.

This section includes 12 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.

THE_ADMIXTURE_OF_A_SEMI_MOIST_ANIMAL_FOOD_IS_SUBJECTED_TO_A_SUB_ATMOSPHERIC_PRESSURE_TO______?$

A. Prevent expansion of resulting plastic mass in the extruder
B. Enhancing expansion of resulting plastic mass in the extruder
C. Enhancing contraction of resulting plastic mass in the extruder
D. None of the mentioned
Answer» B. Enhancing expansion of resulting plastic mass in the extruder
2.

In a specified system, water activity is defined as the ratio of _____$

A. Fugacity of water vapor to fugacity of pure water at the specified system temperature and 1 atmospheric pressure
B. Fugacity of pure water at the specified system temperature and 1 atmospheric pressure to fugacity of water vapor
C. Fugacity of pure water at the specified system temperature and 1 atmospheric pressure
D. Fugacity of water vapor
Answer» B. Fugacity of pure water at the specified system temperature and 1 atmospheric pressure to fugacity of water vapor
3.

Which_of_the_following_is_an_important_criteria_for_a_pet_food_to_have_storage_stability?$

A. Water activity is less than one
B. Water activity is less than one & High mold inhibitor
C. High mold inhibitor
D. Neither of the mentioned
Answer» C. High mold inhibitor
4.

Which of the following is a property of semi-moist food?

A. Plastic, easily masticated
B. Do not produce sense of dryness
C. Less susceptible to fat oxidation
D. All of the mentioned
Answer» E.
5.

Statement 1: With respect to meat, the red portion contains a salt binder to cause tackiness at temperatures above 48 deg C?

A.
B. True, False
C. True, True
Answer» C. True, True
6.

Which of the following property of propylene glycol makes it the most functional as an additive for use in combination with matrix material?

A. Propylene glycol + sorbital impart softness to product
B. Acts as a mold inhibator
C. Serves plasticizing for texture
D. All of the mentioned
Answer» E.
7.

Which of the following is true about sugar in water soluble solids?

A. With the increase in moisture, the level of sugar will decrease correspondingly to maintain a certain bacteriostatic effect
B. Its level will vary depending on level of auxiliary water soluble solids, offering an increase in osmotic pressure
C. None of the mentioned
D. Neither of the mentioned
Answer» C. None of the mentioned
8.

An antimycotic can be added to the product by _____

A. Application as esters of the parabens
B. Sprayed onto the surface by diluting in water
C. Application as esters of the parabens & Sprayed onto the surface by diluting in water
D. Neither of the mentioned
Answer» D. Neither of the mentioned
9.

Animal foods must include _____ which prevent the growth of molds and yeast and are adaptable to highly soluble solid concentrations.

A. Antibodies
B. Antibacteria
C. Antimycotic
D. All of the mentioned
Answer» D. All of the mentioned
10.

Dog and cat food are prepared for the consumer in _____ form.

A. Dry cereal-like texture and high moisture content
B. Meat-like texture and high moisture content
C. None of the mentioned
D. Neither of the mentioned
Answer» C. None of the mentioned
11.

_____ is known to discolor when held at high temperatures for extended periods.

A. Sorbic acid
B. Potassium sorbate
C. Sorbic acid & Potassium sorbate
D. Neither of the mentioned
Answer» D. Neither of the mentioned
12.

Statement 1: Sorbic acid is an effective fungistatic agent.

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