Carbohydrates Quiz for Medical Laboratory Science Students
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Questions and Answers

Which category of carbohydrates yields 3 to 10 monosaccharide units on hydrolysis?

  • Oligosaccharide (correct)
  • Polysaccharide
  • Monosaccharide
  • Disaccharide

What is the general formula for monosaccharides?

  • Cn H2nO(n-1)
  • Cn H2nO2n
  • Cn H2nOn (correct)
  • Cn H2nO

Which disaccharide yields one molecule of glucose and one molecule of galactose on hydrolysis?

  • Lactulose
  • Sucrose
  • Maltose
  • Lactose (correct)

Which carbohydrate is a ketodisaccharide?

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

Which carbohydrate yields two molecules of glucose on hydrolysis?

<p>Maltose (A)</p> Signup and view all the answers

Which carbohydrate is a ketodisaccharide?

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

What is the composition of carbohydrates?

<p>Carbon, Hydrogen, &amp; Oxygen atoms (C)</p> Signup and view all the answers

Which carbohydrate yields one molecule of glucose and one molecule of galactose on hydrolysis?

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

Which group of carbohydrates cannot be hydrolyzed further into simpler forms?

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

What is the general formula for monosaccharides based on the number of carbon atoms they possess?

<p>Cn H2nOn (B)</p> Signup and view all the answers

Flashcards

Oligosaccharides

Carbohydrates that yield 3 to 10 monosaccharide units upon hydrolysis.

General formula for Monosaccharides

CnH2nOn, where n is the number of carbon atoms present.

Lactose

A disaccharide composed of glucose and galactose, often found in dairy products.

Lactulose

A disaccharide composed of fructose and galactose, used as a dietary fiber and laxative.

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Maltose

A disaccharide formed by two glucose molecules, found in malted barley and some cereals.

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Monosaccharides

The simplest form of carbohydrates, cannot be further broken down into smaller units.

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Composition of Carbohydrates

Carbohydrates are made up of Carbon, Hydrogen, and Oxygen atoms.

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Lactose

A disaccharide made up of one glucose and one galactose unit, found in milk.

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Monosaccharides

Carbohydrates that cannot be further hydrolyzed into simpler forms.

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Study Notes

Carbohydrate Hydrolysis

  • Oligosaccharides yield 3 to 10 monosaccharide units on hydrolysis.

Monosaccharides

  • The general formula for monosaccharides is (CH2O)n, where n is the number of carbon atoms.
  • Monosaccharides can be classified based on the number of carbon atoms they possess.

Disaccharides

  • Lactose yields one molecule of glucose and one molecule of galactose on hydrolysis.
  • Lactose is a ketodisaccharide.

Composition of Carbohydrates

  • Carbohydrates are composed of carbon, hydrogen, and oxygen atoms.

Hydrolysis of Carbohydrates

  • Maltose yields two molecules of glucose on hydrolysis.
  • Monosaccharides are the simplest form of carbohydrates and cannot be hydrolyzed further into simpler forms.

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Description

Test your knowledge of carbohydrates in this quiz, which covers concepts such as the composition of carbohydrates, hydrolysis of maltose and lactose, and the chemical structure of carbohydrates. Ideal for medical laboratory science students.

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