ETA Fiber practice questions and answers latest 2022/2023
(Answered)
Which cereals contain more fiber than other grains?
rye and barley
Which component of the cell wall contributes to the fiber content of foods?
bran layer
Dietary fibers are mainly provided by ____.
plant cell walls
Common food sources of fructans are ____
chicory, onions, and Jerusalem artichokes
All plant foods are high in cellulose, true or false
True
Which fiber is often added to foods as a thickening or texturing agent?
cellulose
Which type of bond imparts a three-dimensional structure to cellulose?
hydrogen
The technical name for gums is ____.
hydrocolloids
Because fibers absorb primary bile acids to promote their excretion, they help to protect
against ____.
melanoma
What is the recommended amount each day of dietary fiber for most population groups?
19-38 g
Which substance is used to replace fat in fillings, dairy products, and dressings?
inulin
Pectins, gums, inulin and resistant starches are structurally longer-chain, water-soluble
fibers.
True
A good choice of a food to add to one's diet in an effort to increase fiber intake while not
consuming large portions is ____.
almonds
Which group of high-fiber foods contains the greatest quantities of hemicellulose?
whole-grain cereals and bran
What is a water-soluble, gel-forming fiber that functions in the plant as intracellular
cement and that is used commercially to make jellies and to provide fiber in enteral
formulas?
pectin
Dietary fiber is currently defined as ____.
carbohydrates and lignin that are nondigestible by human enzymes and are intact and
intrinsic in plants
Several flavonoids exhibit biological activities including antioxidant function,
anticoagulant function, anti-inflammatory functions and antiplatelet adhesion. This
imparts protection against which type of disease?
, heart disease
Heating and enzymatically treating starch creates ____.
resistant dextrins
Sandwich spreads and dips are naturally high in cellulose.
False
Cellulose is often added to spreads and dips. Foods naturally high in cellulose include
bran, legumes, peas, nuts, seeds, and apples.
Several flavonoids exhibit biological activities including antioxidant function,
anticoagulant function, anti-inflammatory functions and antiplatelet adhesion. This
imparts protection against which type of disease?
heart disease
Diets low in fat and rich in high-fiber foods may reduce the risk of ____.
certain cancers
Gums are found in ____.
oatmeal, barley, and legumes
Which of the following is a polysaccharide made of glucose and sorbitol?
polydextrose
The endosperm of the plant contains mainly which substance?
starch
. Which type of food does not contain cellulose purified from wood?
canned green beans
β-glucans are effective in reducing serum cholesterol.
true
Which of the following high-fiber foods are most effective in lowering serum cholesterol?
oat bran
Fibers that are not fermented will help reverse diarrhea.
False
These fibers cause laxation that reverses constipation.
Ice cream with added gums will appear to be ____.
creamier
By what mechanism do soluble fibers decrease the absorption of lipids?
by adsorbing/interacting with lipids
β-glucans are effective in reducing serum cholesterol.
true
Viscous gel-forming fibers may contribute to satiety by ____.
slowing gastric emptying
Dietary fiber is defined as nondigestible carbohydrates and lignin that are intact and
intrinsic in plants.
True
The bran component of cereals contains the most fiber.
true
Which volatile short-chain fatty acid is believed to lower serum cholesterol by acting as
an inhibitor of cholesterol biosynthesis?
propionic
Which source of fiber would be the best to add to one's diet in order to lower serum lipid
concentrations?
(Answered)
Which cereals contain more fiber than other grains?
rye and barley
Which component of the cell wall contributes to the fiber content of foods?
bran layer
Dietary fibers are mainly provided by ____.
plant cell walls
Common food sources of fructans are ____
chicory, onions, and Jerusalem artichokes
All plant foods are high in cellulose, true or false
True
Which fiber is often added to foods as a thickening or texturing agent?
cellulose
Which type of bond imparts a three-dimensional structure to cellulose?
hydrogen
The technical name for gums is ____.
hydrocolloids
Because fibers absorb primary bile acids to promote their excretion, they help to protect
against ____.
melanoma
What is the recommended amount each day of dietary fiber for most population groups?
19-38 g
Which substance is used to replace fat in fillings, dairy products, and dressings?
inulin
Pectins, gums, inulin and resistant starches are structurally longer-chain, water-soluble
fibers.
True
A good choice of a food to add to one's diet in an effort to increase fiber intake while not
consuming large portions is ____.
almonds
Which group of high-fiber foods contains the greatest quantities of hemicellulose?
whole-grain cereals and bran
What is a water-soluble, gel-forming fiber that functions in the plant as intracellular
cement and that is used commercially to make jellies and to provide fiber in enteral
formulas?
pectin
Dietary fiber is currently defined as ____.
carbohydrates and lignin that are nondigestible by human enzymes and are intact and
intrinsic in plants
Several flavonoids exhibit biological activities including antioxidant function,
anticoagulant function, anti-inflammatory functions and antiplatelet adhesion. This
imparts protection against which type of disease?
, heart disease
Heating and enzymatically treating starch creates ____.
resistant dextrins
Sandwich spreads and dips are naturally high in cellulose.
False
Cellulose is often added to spreads and dips. Foods naturally high in cellulose include
bran, legumes, peas, nuts, seeds, and apples.
Several flavonoids exhibit biological activities including antioxidant function,
anticoagulant function, anti-inflammatory functions and antiplatelet adhesion. This
imparts protection against which type of disease?
heart disease
Diets low in fat and rich in high-fiber foods may reduce the risk of ____.
certain cancers
Gums are found in ____.
oatmeal, barley, and legumes
Which of the following is a polysaccharide made of glucose and sorbitol?
polydextrose
The endosperm of the plant contains mainly which substance?
starch
. Which type of food does not contain cellulose purified from wood?
canned green beans
β-glucans are effective in reducing serum cholesterol.
true
Which of the following high-fiber foods are most effective in lowering serum cholesterol?
oat bran
Fibers that are not fermented will help reverse diarrhea.
False
These fibers cause laxation that reverses constipation.
Ice cream with added gums will appear to be ____.
creamier
By what mechanism do soluble fibers decrease the absorption of lipids?
by adsorbing/interacting with lipids
β-glucans are effective in reducing serum cholesterol.
true
Viscous gel-forming fibers may contribute to satiety by ____.
slowing gastric emptying
Dietary fiber is defined as nondigestible carbohydrates and lignin that are intact and
intrinsic in plants.
True
The bran component of cereals contains the most fiber.
true
Which volatile short-chain fatty acid is believed to lower serum cholesterol by acting as
an inhibitor of cholesterol biosynthesis?
propionic
Which source of fiber would be the best to add to one's diet in order to lower serum lipid
concentrations?
