Vitamins and Digestion Quiz

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What compound is produced when starch is converted by amylase?

Maltose

What color precipitate is formed in Benedict’s test when maltose is present?

Brick red

What is the characteristic of water-soluble vitamins in terms of elimination from the body?

Rapidly eliminated in urine

Why are fat-soluble vitamins more likely to be toxic when consumed in excess?

<p>Stored in fat tissues</p> Signup and view all the answers

Which type of vitamins are more likely to require supplemental doses after an illness?

<p>Water-soluble vitamins</p> Signup and view all the answers

In terms of function, what distinguishes water-soluble vitamins from fat-soluble vitamins?

<p>Functions as coenzymes</p> Signup and view all the answers

What is the property of enzymes that allows them to speed up chemical reactions effectively?

<p>They decrease the activation energy of reactions</p> Signup and view all the answers

In the enzyme isolation and tests part of the experiment, what was the color observed when testing for protein presence?

<p>Purple or mauve color</p> Signup and view all the answers

During the salivary amylase (Ptyalin) experiment, what is the significance of observing a brick red precipitate in Benedict's test?

<p>Presence of reducing sugars</p> Signup and view all the answers

Which enzyme was specifically mentioned to convert starch into simple sugars during the experiments discussed?

<p>Salivary amylase (Ptyalin)</p> Signup and view all the answers

What is the role of Benedict's test in the context of the experiments conducted?

<p>To identify reducing sugars</p> Signup and view all the answers

Which test was performed to determine the time interval when no blue color appeared after the iodine test during the salivary amylase experiment?

<p>Benedict's test</p> Signup and view all the answers

What color is observed when Vitamin D is present and reacts with aniline hydrochloride?

<p>Red</p> Signup and view all the answers

What type of compound is Vitamin A based on the Carr-Price test results?

<p>Lipid</p> Signup and view all the answers

What kind of precipitate forms if Vitamin B1 (Thiamine) is present and reacts with Bismuth-KI Reagent?

<p>Yellow</p> Signup and view all the answers

What color is the solution observed when Vitamin C reacts with NaOH and FeSO4?

<p>Green</p> Signup and view all the answers

Which vitamin test involves a chloroform solution and antimony trichloride?

<p>Vitamin A test</p> Signup and view all the answers

What type of organic compound are lipids based on their solubility characteristics?

<p>Sparingly soluble in organic solvents</p> Signup and view all the answers

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