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WorksheetsLACTOSE INTOLERANCE
Total questions: 14
Worksheet time: 11mins
Lactose intolerance is...
a reaction often related to a food
a mutation in the skin
the hair lost
Lactose intolerance occurs when the enzyme, lactase, that digests lactose is not produced after infancy in humans. The incidence of lactose intolerance varies in different racial groups. The graph shows the distribution of lactose intolerance in different human populations. What can be hypothesized from the graph?
Native American people produce most lactase after infancy
Most Indian people do not produce lactase after infancy.
What is the advantage of using lactase in an immobilized state in the food manufacturing industry?
It functions within cells.
It is less likely to become denatured.
What is decreased when lactase is added to milk?
A. Sweetness
Disaccharides
Intolerance is caused by...
An infection
Deficiency of enzymes that metabolize carbohydrates
One of the symptoms of food intolerance is...
Fatigue
Colour blindness
The most common food intolerance is..
Lactose intolerance
Gluten intolerance
Which is the percent of people who is lactose intolerant in the world?
60%
45%
which of these aliments can't be eaten by a lactose intolerant?
soy milk
Normal milk
Allergy and intolerance are the same thing
True
False
What two monosaccharides (simple sugars) are formed when lactase enzyme hydrolyzes lactose?
Glucose and fructose
Glucose and galactose
The majority of people worldwide are lactose intolerant
True
False
