Testing for Biomolecules in Food: Reducing and Non-Reducing Sugars
10 Questions
1 Views

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 test is used to detect the presence of reducing sugars?

  • Iodine test
  • Emulsion test
  • Benedict’s test (correct)
  • Biuret test

What color change is observed in the Benedict’s test if reducing sugars are present?

  • Yellow to blue
  • Purple to red
  • Blue to yellow (correct)
  • Red to green

How can the presence of starch be detected?

  • Benedict’s test
  • Biuret test
  • Iodine test (correct)
  • Emulsion test

Which type of molecules form a cloudy-white suspension in the emulsion test?

<p>Lipids (C)</p> Signup and view all the answers

What color change indicates the presence of proteins in the Biuret test?

<p>Blue to lilac (C)</p> Signup and view all the answers

What is the general formula for a monosaccharide?

<p>C(H2O)n (A)</p> Signup and view all the answers

Which of the following is NOT a type of monosaccharide based on its carbon content?

<p>Tetroses (D)</p> Signup and view all the answers

What type of bond joins two monosaccharides to form a disaccharide?

<p>Glycosidic bond (C)</p> Signup and view all the answers

Which of the following is NOT a storage polysaccharide?

<p>Sucrose (B)</p> Signup and view all the answers

What type of glycosidic bond is formed in amylose, one component of starch?

<p>1,4 linked α-glucose molecules (C)</p> Signup and view all the answers

More Like This

Biomolecules Identification in Food Samples
8 questions
Nutrition Essentials Quiz
20 questions

Nutrition Essentials Quiz

PrudentRainforest avatar
PrudentRainforest
Biology Chapter on Ecology and Biomolecules
48 questions
Use Quizgecko on...
Browser
Browser