Types of polysaccharides

Question 1

Why doesn’t starch change the water potential in a cell?

Answer 1

Starch does NOT change the water potential in a cell because it’s insoluble in water.

Question 2

What is main energy storage material in plants?

Answer 2

Starch is the main energy storage material in plants.

Question 3

Where is starch stored?

Answer 3

Starch is stored in the seeds of plants.

Question 4

What do plants break starch down into when they need more energy?

Answer 4

glucose

Question 5

How do you test for the presence of starch?

Answer 5

A common test for the presence of starch, particularly in food testing, is to add iodine solution.

Question 6

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Answer 6

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Question 7

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Answer 7

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Question 8

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Answer 8

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Question 9

What is main energy storage material in animals?

Answer 9

Glycogen

Question 10

Why is glycogen a good storage molecule?

Answer 10

Glycogen is branched so it coils making it compact.

Question 11

What is the process of glycogen being broken down in response to decreased blood glucose levels?

Answer 11

Glycogenolysis