100+ câu Trắc nghiệm Đánh giá cảm quan thực phẩm có đáp án - Phần 7
7 câu hỏi
The following correlation circle of PCA result shows that the Floral attribute: 
Not correlates well with the first dimension
Correlates well with Vanilla
Correlates well with Citrus
Not correlates well with third dimension
Chọn đáp án A.
In ranking tests, we obtain:
Categorical scores
0/1 scores
Ranking scores
Intensity scores
Chọn đáp án C.
The difference threshold indicates:
The minimum concentration that people can detect and can identify the odor
The minimum difference in concentration so that people can distinguish two odors
The minimum difference in concentration that people can detect
The minimum concentration that people can detect but cannot identify the odor
Chọn đáp án B.
Which of the following tests require verbal communication?
Descriptive test
Rating test
Tetrad test
Sorting task
Chọn đáp án A.
In a sensory evaluation test, it is recommended to label food samples with:
Wrong names
The brands
Letters
Random numbers
Chọn đáp án D.
Which of the following researching method is NOT qualitative?
Interview
Focus groups
Hedonic ranking
Survey questionnaire
Chọn đáp án C.
A company manufacturing ice creams needs to change their ingredient suppliers, but they do not want this to have any impact on the organoleptic properties of the product. The company need to conduct a:
3-AFC test
Consumer test
Triangular test
Descriptive profiling
Chọn đáp án C.
