Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

10 Questions

1 Views

Sampling and Sample Preparation Quiz

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

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?

To ensure representativeness of the laboratory sample Signup and view all the answers

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

Reduction in time, expense, and personnel required for analysis Signup and view all the answers

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

It can lead to large errors. Signup and view all the answers

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

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

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

Dr. Imran Pasha Signup and view all the answers

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

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

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

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