Principles of Food Science Chapter 10 - Lipids

Which are examples of monounsaturated fat in the diet?

• Butter and Coconut Oil

• Canola Oil, Margarine, and Olive Oil

• Safflower Oil, Sunflower Oil, and Corn Oil

• None of these

Which are examples of polyunsaturated fat in the diet?

• Butter and coconut oil

• Canola oil, margarine, and olive oil

• Safflower oil, sunflower oil, and corn oil

• None of these

Which of the following are examples of saturated fat in the diet?

• Butter and coconut oil

• Canola oil, margarine, and olive oil

• Safflower oil, sunflower oil, and corn oil

• None of these

Lipids are made of fatty acids and glycerides. All fatty acids contain a ____.

• carboxyl group

• water molecule

• hydroxyl group

• triglyceride

What is the solidification point of fat?

• The same as its melting point.

• The point at which all lipids in a mixture are in a solid state.

• An example of latent heat.

• It is determined by the degree of hydrogenation used.

If a fat is liquid at room temperature, it ____.

• contains all single bonds

• has been hydrogenated

• is probably from an animal source

• is unsaturated

Why is fat valuable as a heat medium?

• It gets hotter than water.

• It provides a healthy way to keep foods crisp.

• It is not absorbed by the food cooked in it.

• None of the above.

Research indicates that ____ help lower triglyceride levels in the blood and slow the growth of plaque in the arteries.

• low-density lipoproteins

• omega-3 fatty acids

• linoleic acids

• linolenic acids

What do lipids contribute to foods?

• Flavor.

• Satiety.

• Tenderness.

• All of the above.

Which statement is not true?

• Cholesterol is found only in animal products.

• Saturated fats are found only in animal products.

• Water is more dense than fat.

• All are true statements.