Question 1

Matching: Physical Tests for Food Evaluation
Definition choices:
-spectrophotometer

Accepted Answer

A) used to measure mineral content 
B) measures the concentration of various organic compounds, especially sugar 
C) measures the consistency of batters and other viscous foods 
D) measures color by detecting the amount and wavelength of light transmitted through a solution 
E) measures tenderness by determining the resistance of baked goods such as cookies, pastries, and crackers to breakage 
A) used to measure mineral content 
B) measures the concentration of various organic compounds, especially sugar 
C) measures the consistency of batters and other viscous foods 
D) measures color by detecting the amount and wavelength of light transmitted through a solution 
E) measures tenderness by determining the resistance of baked goods such as cookies, pastries, and crackers to breakage

Question 2

When scoring/evaluating for consumer testing with children, "smiley" or "frowny" faces can be used for scoring in lieu of the hedonic scale.

Accepted Answer

A) True 
 B)False

Question 3

The nature, concentration, and temperature of a liquid all affect its viscosity.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following are not measured by physical testing?

Accepted Answer

A)  size and shape 
B)  weight, volume, and density 
C)  moisture, texture, and viscosity 
D)  nutrient and nonnutrient substances 
A)  size and shape 
B)  weight, volume, and density 
C)  moisture, texture, and viscosity 
D)  nutrient and nonnutrient substances

Question 5

The penetrometer, the Warner-Bratzler shear, and the shortometer are all used to perform physical tests for

Accepted Answer

A)  visual evaluation. 
B)  weight/volume measurements. 
C)  texture measurements. 
D)  viscosity measurements. 
E)  concentration measurements. 
A)  visual evaluation. 
B)  weight/volume measurements. 
C)  texture measurements. 
D)  viscosity measurements. 
E)  concentration measurements.

Question 6

Males can usually detect sweetness better than females.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following chemical tests measures the degree of unsaturation in fats?

Accepted Answer

A)  pH test 
B)  iodine value test 
C)  peroxide value test 
D)  chromatography 
E)  fuchsin test 
A)  pH test 
B)  iodine value test 
C)  peroxide value test 
D)  chromatography 
E)  fuchsin test

Question 8

A _____ test is used to find the minimal detectable level of a substance.

Accepted Answer

A)  hedonic 
B)  dilution 
C)  difference 
D)  none of the above answers are correct 
A)  hedonic 
B)  dilution 
C)  difference 
D)  none of the above answers are correct

Question 9

Descriptive testing used to detail the specific flavors or textures of a food or beverage would use

Accepted Answer

A)  hedonic tests. 
B)  threshold and dilution tests. 
C)  flavor and texture profiles. 
D)  personal preference tests. 
A)  hedonic tests. 
B)  threshold and dilution tests. 
C)  flavor and texture profiles. 
D)  personal preference tests.

Question 10

Which statement is incorrect regarding food samples?

Accepted Answer

A)  There must be only enough food for one bite. 
B)  Samples must be taken from the same portion of the food. 
C)  Food is usually placed in clear or white containers. 
D)  Lighting in the room is uniform and the temperature is comfortable. 
E)  all of the above statements are correct regarding food samples 
A)  There must be only enough food for one bite. 
B)  Samples must be taken from the same portion of the food. 
C)  Food is usually placed in clear or white containers. 
D)  Lighting in the room is uniform and the temperature is comfortable. 
E)  all of the above statements are correct regarding food samples

Question 11

Matching: Physical Tests for Food Evaluation
Definition choices:
-atomic absorption

Accepted Answer

A) used to measure mineral content 
B) measures the concentration of various organic compounds, especially sugar 
C) measures the consistency of batters and other viscous foods 
D) measures color by detecting the amount and wavelength of light transmitted through a solution 
E) measures tenderness by determining the resistance of baked goods such as cookies, pastries, and crackers to breakage 
A) used to measure mineral content 
B) measures the concentration of various organic compounds, especially sugar 
C) measures the consistency of batters and other viscous foods 
D) measures color by detecting the amount and wavelength of light transmitted through a solution 
E) measures tenderness by determining the resistance of baked goods such as cookies, pastries, and crackers to breakage

Question 12

In regards to subjective testing, effective tests are used to detect "individual preferences."

Accepted Answer

A) True 
 B)False

Question 13

Matching: Physical Tests for Food Evaluation
Definition choices:
-line-spread test

Accepted Answer

A) used to measure mineral content 
B) measures the concentration of various organic compounds, especially sugar 
C) measures the consistency of batters and other viscous foods 
D) measures color by detecting the amount and wavelength of light transmitted through a solution 
E) measures tenderness by determining the resistance of baked goods such as cookies, pastries, and crackers to breakage 
A) used to measure mineral content 
B) measures the concentration of various organic compounds, especially sugar 
C) measures the consistency of batters and other viscous foods 
D) measures color by detecting the amount and wavelength of light transmitted through a solution 
E) measures tenderness by determining the resistance of baked goods such as cookies, pastries, and crackers to breakage

Question 14

A(n)_____ test usually uses words like "weak," "moderate," and "strong" to describe samples that differ in magnitude of an attribute.

Accepted Answer

A)  ranking 
B)  duo-trio 
C)  ordinal 
D)  paired comparison 
A)  ranking 
B)  duo-trio 
C)  ordinal 
D)  paired comparison

Question 15

Objective tests conducted for research and development (R&D)rely on the opinions of highly trained individuals.

Accepted Answer

A) True 
 B)False

Exam 2: Food Evaluation

Matching: Physical Tests for Food Evaluation Definition choices: -spectrophotometer

When scoring/evaluating for consumer testing with children, "smiley" or "frowny" faces can be used for scoring in lieu of the hedonic scale.

The nature, concentration, and temperature of a liquid all affect its viscosity.

Which of the following are not measured by physical testing?

The penetrometer, the Warner-Bratzler shear, and the shortometer are all used to perform physical tests for

Males can usually detect sweetness better than females.

Which of the following chemical tests measures the degree of unsaturation in fats?

A _____ test is used to find the minimal detectable level of a substance.

Descriptive testing used to detail the specific flavors or textures of a food or beverage would use

Which statement is incorrect regarding food samples?

Matching: Physical Tests for Food Evaluation Definition choices: -atomic absorption

In regards to subjective testing, effective tests are used to detect "individual preferences."

Matching: Physical Tests for Food Evaluation Definition choices: -line-spread test

A(n)_____ test usually uses words like "weak," "moderate," and "strong" to describe samples that differ in magnitude of an attribute.

Objective tests conducted for research and development (R&D)rely on the opinions of highly trained individuals.

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