Podcast
Questions and Answers
What is the primary objective of the iodine test?
What is the primary objective of the iodine test?
- To distinguish between monosaccharides and disaccharides
- To indicate the presence of glucose made by plants in the leaves
- To detect the presence of polysaccharides, primarily starch (correct)
- To detect the presence of amylopectin
Which polysaccharide would produce a black color in the iodine test?
Which polysaccharide would produce a black color in the iodine test?
- Amylopectin
- Glycogen
- Dextrin (correct)
- Cellulose
What reagent is used in the iodine test?
What reagent is used in the iodine test?
- Lugol’s iodine (correct)
- Elemental iodine
- Potassium iodide
- Triiodide ion
What color does amylase produce in the iodine test?
What color does amylase produce in the iodine test?
According to the principle of the iodine test, what is the key to this test?
According to the principle of the iodine test, what is the key to this test?
Study Notes
What is the primary objective of the iodine test? Which polysaccharide would produce a black color in the iodine test? What reagent is used in the iodine test? What color does amylase produce in the iodine test? According to the principle of the iodine test, what is the key to this test?
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Description
Test your knowledge of the iodine test for detecting polysaccharides with this quiz. Explore the principles, objectives, and variations of the iodine test, including the starch-iodine test.
