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Understanding 'Cholesterol-Free' Labels

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Questions and Answers

What does the label 'cholesterol-free' on a grocery store product imply?

The product is free from all types of fats and oils.

The product has had cholesterol removed from it.

The product contains plant-derived oils and fats. (correct)

The product has been made with animal-derived fats and oils.

What is the primary source of oil storage in seeds like peanuts and soybeans?

Endosperm

Cotyledons (correct)

Embryo

Scutellum

Why did the ancient Greeks hold the olive in high esteem?

It was a popular ingredient in their desserts.

It provided food, oil, and a cleansing agent. (correct)

It was a rare and exotic fruit.

It was a symbol of peace and prosperity.

According to legend, why was the city of Athens named after the olive?

The olive was a gift from the deity Athena. Signup and view all the answers

What is the primary function of stored oils in seeds?

To provide energy for the seedling. Signup and view all the answers

What is the common method of extracting oil from seeds?

Expression or pressing Signup and view all the answers

What is the result of a fatty acid combining with a hydroxyl group of the glycerol molecule?

Release of water Signup and view all the answers

What type of molecule is formed when one fatty acid is attached to the glycerol backbone?

Monoacylglyceride Signup and view all the answers

What is the purpose of alkalis in the separation of fatty acids from glycerol?

To cleave fatty acids from glycerol Signup and view all the answers

What is the common term for the metal salts of fatty acids?

Soaps Signup and view all the answers

What is the result of hydrolysis of a triacylglyceride?

Glycerol and metal salts of fatty acids Signup and view all the answers

What is the primary reason for the interest in oils and fats and their various forms?

Their relationship to health concerns Signup and view all the answers

What is the characteristic of acylglycerides that makes them feel 'greasy'?

Their nonreactive chemical properties Signup and view all the answers

Which of the following vegetable oils is more saturated than butter?

Palm oil Signup and view all the answers

What is the common component of all acylglycerides?

Glycerol Signup and view all the answers

What is the chemical property of oils that affects human nutrition?

Saturation Signup and view all the answers

What is the term for the group of substances that are expressed in large quantities from plants?

Acylglycerides Signup and view all the answers