Quiz on Fats and Lipids

What is the primary function of fats in the body?

• To provide structure to bones

• To store water

• To provide insulation and energy

• To transport oxygen

Which of the following is a type of lipid that is liquid at room temperature?

• Sterols

• Fats

• Phospholipids

• Oils

What is the structure of a triglyceride?

• One fatty acid and two glycerol molecules

• Three fatty acids and one glycerol molecule

• Two fatty acids and one sterol molecule

• One fatty acid and one sterol molecule

Which type of fatty acid has only single bonds between carbon atoms?

• Monounsaturated

• Polyunsaturated

• Saturated

• Omega-3

Which of the following fatty acids has two or more double bonds?

• Monounsaturated

• Saturated

• Polyunsaturated

• Short-chain

Which of the following is an essential fatty acid?

• Oleic acid

• Linoleic acid (LA)

• Palmitic acid

• Stearic acid

What process is used to reduce rancidity in oils?

• Filtration

• Hydrogenation

• Fermentation

• Evaporation

What is the energy yield from fats per gram?

• 4 kcal

• 7 kcal

• 9 kcal

• 11 kcal

Which of the following is a common source of monounsaturated fatty acids (MUFA)?

• Coconut oil

• Palm oil

• Olive oil

• Butter

Which lipid is a structural component of cell membranes?

• Triglycerides

• Phospholipids

• Cholesterol

• Sterols