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for the starch iodine test is performed in which the starch reacts with iodine to produce dark blue colour which confirms the presence of starch.

for glucose benedict's and fehling's test is performed.

benedict's test: 1 ml sample is mixed with 1 ml of benedicts solution and the heated upto boiling if the colur changes to brick red then it confirms the presence of glucose

fehling's test: similarly 1 ml fehling's solution I & fehling's solution II each in taken together and to it 1 ml of the sample is takenon then heated uptill boiling. if the colour changes to brick red the it confirms the presence of glucose.

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What reagent is used to test for glucose and starch?

Benedict's solution is used to test for glucose, turning from blue to orange-red in the presence of reducing sugars. Iodine solution is used to test for starch, producing a blue-black color in the presence of starch.


What substance does iodine solution test for?

Iodine solution tests for the presence of starch. It turns from brown to blue-black in the presence of starch.


What does iodine and Benedict's test indicate?

Iodine tests for the presence of starch. It is brownish yellow in color if there is no starch present, and bluish black if starch is present. Benedict's solution is used to test for the presence of a reducing sugar, changing from its usual color blue to green to brick red if reducing sugars are present. No reducing sugar solution stays blue.


What tests are used to test for the presence of starch?

The iodine test is commonly used to test for the presence of starch. When iodine is added to a sample containing starch, it will turn blue-black in color if starch is present. Another test is the Benedict's test, where a color change from blue to red-orange indicates the presence of reducing sugars, which can be produced from starch through the process of hydrolysis.


Does iodine test for sugars?

Yes, the iodine test can be used to test for the presence of starch, not sugars. Iodine reacts with starch to form a blue-black color, indicating its presence. Sugars typically do not react with iodine in this way.


How iodine and Benedict's solution tested for starch and glucose?

Ok so all I have found so far is In Benedict's solution Starch-no observable reaction and Starch Amylase-clear blue. In Iodine Starch- Blue Black Starch and Amylase-orange the web page I found this on how ever was very confusing so I'm not sure


What does iodine solution test for?

For starch, which will give a deep blue-black color.


Is the starch Ewer just determine starch or starch and other carbohyrate?

The iodine test using a starch ewer is mainly used to detect the presence of starch. It specifically tests for the presence of starch molecules by forming a blue-black color in the presence of starch. It does not differentiate between starch and other carbohydrates.


What are the food tests for starch?

The food test for starch involves adding iodine solution to a sample. If starch is present, the solution will turn blue-black. This test is commonly used in biology and chemistry experiments to detect the presence of starch in various food samples.


What type of food is stored in onions?

well it depends what relegion the onion is for example if the onion is christian it is against its beliefs to contain starch if he is budda it is most definitrly the onion will contain starch or hell either have a shag with a sheep :)


What does IKI solution test for?

IKI solution is used to test for the presence of starch. Starch will turn blue-black in the presence of IKI solution, indicating a positive test result for the presence of starch.


How would glucose test strips and iodine react to fruits and vegetables?

Glucose test strips would not react with fruits and vegetables because they are used to detect glucose in liquids such as urine or blood, not solid foods like fruits and vegetables. Iodine can be used to detect the presence of starch in fruits and vegetables by turning blue-black in the presence of starch.