Sampling and Sample Preparation Quiz
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Questions and Answers

Which term refers to obtaining a sample that is representative of the entire population?

  • Preparation
  • Sampling (correct)
  • Selection
  • Analysis

What is the total quantity from which the sample is obtained called?

  • Analysis
  • Population (correct)
  • Preparation
  • Sampling

Why is the selection of an appropriate fraction of the whole material important in food analysis procedures?

  • It reduces the expense of analysis
  • It reduces the time required for analysis
  • It can lead to large errors when not carried out correctly (correct)
  • It ensures accurate results

What is the primary objective of sample selection in laboratory analysis?

<p>To ensure representativeness of the laboratory sample (B)</p> Signup and view all the answers

What are the benefits of selecting a limited number of samples for analysis?

<p>Reduction in time, expense, and personnel required for analysis (A)</p> Signup and view all the answers

What are the potential consequences of not carrying out sample selection correctly in food analysis procedures?

<p>It can lead to large errors.</p> Signup and view all the answers

What are the benefits of sampling in terms of reducing time, expense, and personnel?

<p>It allows a reduction in time, expense, and personnel required to carry out the analytical procedure.</p> Signup and view all the answers

Who is the author of the article on sampling and sample preparation?

<p>Dr. Imran Pasha</p> Signup and view all the answers

What is the role of sample selection in ensuring representative laboratory samples?

<p>To ensure that the properties of the laboratory sample are representative of the properties of the population.</p> Signup and view all the answers

Why is sample selection considered one of the most important stages of food analysis procedures?

<p>It can lead to large errors when not carried out correctly.</p> Signup and view all the answers

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