Cookery Review Quiz for Grade 10 (Starch and Cereal)

Which of the following is not true about starch?

• Starch is found in all forms of leafy green plants located in the roots, fruits or grains.

• Starch is a good source of up to 80% of calories.

• Starch have been used in food manufacture, cosmetics, pharmaceuticals and others.

• Starch are all native and natural

Starch that refers to the originally derived from its plant source.

• Native or natural

• Modified

• Purified

• Original

Starch that may be separated from grains and tubers by a process called wet milling.

• Natural or native

• Modified

• Purified

• Original

Starches that have been altered physically or chemically.

• Natural or Native

• Purified

• Modified

• Original

Which of the following is not a common source of manufactured food starch?

• Potato

• Corn

• Tapioca

• Yam

It is a polysaccharide made up of hundreds or even thousands of glucose joined together.

• Glucose

• Cereals

• Grains

• Starch

A long chain like-molecule sometimes called linear fraction.

• Amylopectin

• amylose

• Maltese

• Glucose

It has a highly branched bushy type of structure, very different from the long string like molecule.

• Amylopectin

• Amylose

• Glucose

• Maltese

Which of the following is not true about amylose and amylopectin?

• They are both soluble in hot water and swell .

• They have different structure, amylose has string like while amylopectin has bushy type.

• Amylopectin constitute 80% of the starch while amylose is 20%

• Amylose does not form a gel when hot water is added while amylopectin forms a gel when hot water is added.

A starch made from corn is called _______________.

• potato starch

• corn starch

• rice starch

• tapioca starch