WorksheetsNutrition and Digestion Post-Test revision
Total questions: 29
Worksheet time: 14mins
What is the primary function of carbohydrates in the body?
Provide raw materials for cell repair
Act as helper molecules in chemical reactions
Serve as a major source of energy
Protect organs and insulate the body
How many Calories does one gram of fat provide?
4 Calories
9 Calories
7 Calories
2 Calories
Which nutrient is made up of amino acids?
Carbohydrates
Fats
Proteins
Vitamins
What is the role of villi in the small intestine?
Produce digestive enzymes
Increase surface area for nutrient absorption
Break down fats into smaller droplets
Store bile for digestion
Which type of fat is usually liquid at room temperature?
Saturated fat
Trans fat
Unsaturated fat
Cholesterol
What is the function of saliva in the mouth?
Mechanically breaks down food
Begins chemical digestion of starches
Protects the stomach from acid
Absorbs nutrients into the blood
Which organ produces bile to aid in fat digestion?
Pancreas
Liver
Stomach
Gallbladder
What is the main difference between simple and complex carbohydrates?
Simple carbohydrates provide more energy
Complex carbohydrates are made of linked sugar molecules
Simple carbohydrates are not digested
Complex carbohydrates are stored in the body
Why is water considered the most important nutrient?
It provides the most Calories
It is essential for all vital body processes
It builds bones and teeth
It acts as an enzyme in digestion
What is the role of the epiglottis during swallowing?
Pushes food toward the stomach
Seals off the windpipe to prevent choking
Produces mucus to aid digestion
Breaks down proteins into amino acids
Which nutrient is not stored in the body and must be consumed daily?
Fat-soluble vitamins
Water-soluble vitamins
Minerals
Proteins
What is the process by which nutrient molecules pass into the blood?
Digestion
Absorption
Peristalsis
Elimination
Which type of digestion involves physically breaking food into smaller pieces?
Chemical digestion
Mechanical digestion
Absorption
Enzymatic digestion
What is the function of hydrochloric acid in the stomach?
Breaks down carbohydrates
Creates an acidic environment for pepsin and kills bacteria
Absorbs nutrients into the blood
Produces bile for fat digestion
What is the primary role of the large intestine?
Absorb nutrients
Produce digestive enzymes
Absorb water and prepare waste for elimination
Break down proteins
The amount of energy in food is measured in Calories.
(a)
The nutrient that provides raw materials to make cell parts is (a) .
The type of fat that is usually liquid at room temperature is ___________ ___.
(a)
The waxy, fatlike substance found in animal products is called (a) .
The nutrient made up of amino acids is .
(a)
Do you think you passed the unit test?
YES!!!
Of course, I did my best.
Yeah?
The process of breaking down food into small nutrient molecules is called (a) .
The muscular tube that connects the mouth to the stomach is the (a) .
The process by which nutrients pass through the digestive system into the blood is called (a) .
The tiny finger-shaped structures in the small intestine that aid absorption are called (a) .
The substance produced by the liver that breaks up fat particles is (a) .
The involuntary muscle contractions that push food through the digestive system are called peristalsis.
(a)
The organ where most chemical digestion and nutrient absorption occur is the _____ _________.
(a)
The nutrient that accounts for about 65 percent of the average healthy person's body weight is water.
(a)
