Question

Which of the following statement(s) is/are correct?
I. Natural starch contains 10-20 % amylopectin and 90-80 % amylose.
II. Amylose is insoluble in water.
III. Amylopectin is soluble in water.
IV. Starch is white amorphous powder found in roots and seeds of plants.

• A. IV only
• B. II only
• C. II and III
• D. I and IV

Answer 1

The correct option is A IV only

Option (D) is correct.
I. Natural starch contains 10-20 % amylose and 90-80 % amylopectin.
II. Amylose is soluble in water. It is also soluble in hot water but does not forms a starch gel or paste.
III. Amylopectin is insoluble in water.
IV. Starch is white amorphous powder found in form of granules in seeds of plants.