Question

19. Which of the following statements is false?

       a.   certain vegetarian diets may be low in some vitamins and minerals      

       b.   all food allergies are the consequence of additives to foods

       c.   antioxidants react with free radicals

       d.   fiber may be considered soluble or insoluble

20. A type of fat which tends to be found in animal fat, and to be solid at room temperature is

       a.   saturated

       b.   monounsaturated

       c.   polyunsaturated

       d.   all of the above

21. Which of the following statements about vitamins is true?

       a.   vitamins are required by the body in large amounts

       b.   vitamins may be fat-soluble or water-soluble

       c.   vitamins are best taken in the form of vitamin supplements

       d.   vitamins provide direct energy to the body

22. The energy supply to the body is approximated from the following:

       a.   4 calories per gram each for proteins, fats and carbohydrates

       b.   4 calories per gram each for proteins and carbohydrates, and 9 calories per gram for fats

       c.   4 calories per gram each for proteins and fats, and 9 calories per gram for carbohydrates

       d.   4 calories per gram each for carbohydrates and fats, and 9 calories per gram for proteins

23. Which of the following is false?

       a.   energy balance is a condition that occurs when energy intake equals energy expenditure

       b.   plaque is a deposit of fatty (and other substances) on the inner wall of an artery

       c.   LDL is known as 'good' cholesterol because if high, can deposit in blood vessels

       d.   none of the above

Answer 1

Q.N.19

All food allergies are the consequence of additives to foods. This statement is false.

There are food items withoiut any additives can also cause food allergies. It depends up on the persons immune status also.Hence this option can be selected. Certain vegetarian diets may be low in some vitamins and minerals. That is true. Antioxidants react with free radicals. Anti oxidants will always reacts directly to the free radicles.There are different types of  fiber. Some of them are soluble( present in rice, oats etc) and some of them are insoluble (present in nuts). Hence all these options can be excluded.

Q.N.20

Right answer is saturated fat.

Saturated fat is a type of fat which tends to be found in animal products., and to be solid at room temperature.Monosaturated fats are the edible form of fat seen in oils.Poly unsaturated fat also the edible form of fat seen in plants and dietary products. Hence all other options can be excluded.

Q.N.21

vitamins may be fat-soluble or water-soluble

There are 2 types of vitamin in body. Fat soluble vitamins (A,D,E,K) and water soluble vitamins (vitamin C and B complex vitamins). Vitamins are needed only in small amount for the body hence they are known as micro elements. Vitamins will be availbale to the body in the form of vitamin suppliments or they will be avilable freely in vegetables, fruits, animal food etc. Hence all other options can be excluded.

Q.N.22

4 calories per gram each for proteins and carbohydrates, and 9 calories per gram for fats.

One gram of carbohydrate provides 4 kcal of energy, one gram of protein gives 4 kcal of energy, wher as i gram of fat provides 9 kcal of energy.

Q.N.23

LDL is known as 'good' cholesterol because if high, can deposit in blood vessels

LDL is known as bad cholesterol, and HDL is known as good cholesterol. The LDL cause choleserol to deposut on the blood vessels and cause atherosclerosis.Hence this option can be selected. Energy balance is a condition that occurs when energy intake equals energy expenditure and plaque is a deposit of fatty (and other substances) on the inner wall of an artery.