Carbohydrates, proteins, and fats as nutrition concepts.
Test your knowledge with these top questions!
Which grain product is made from wheat's fiber-rich outer layer?
Refining wheat into white flour removes the bran and germ, leaving mostly the starchy endosperm.
Which food naturally contains dietary fiber?
Fiber occurs naturally in plant foods, so beans and lentils supply it even though both are also rich in protein.
Human digestive enzymes cannot fully break down which part of plant foods?
Some fiber reaches the large intestine, where gut bacteria ferment it into compounds the body can use.
Which pair names the two main types of dietary fiber?
Soluble fiber can form a gel in water, while insoluble fiber adds bulk as it moves through the digestive tract.
Which group lists the three main macronutrients?
Carbohydrates, protein, and fat are the three macronutrients needed in large amounts for energy, growth, and body functions.