Nutrients
What are the five food groups?
fruit, veg, protein, dairy, grains
Our tongues can detect four main tastes. Name each taste.
bitter, sour, salty, sweet
In the yeast lab used to test for sugar, what observable evidence showed that sugar was present?
the plastic bag expanded because carbon dioxide was produced
Define energy balance in one or two sentences.
Energy balance is when energy in equals energy out.
What nutrient helps build and repair muscles and give two food examples.
Protein
Which taste is usually a sign of fermented foods and give one example?
sour; pickles, kimchi, unsweetened yogurt, etc.
In the acid test with baking soda, some foods reacted strongly. What does a strong bubbling reaction suggest about that food?
high acidity
Name two ways the body uses the energy from food
moving, growing, keeping warm, etc.
What is dietary fiber? Describe its main purpose in the diet and give one high-fiber food example.
Dietary fiber is a part of plant foods that the body can’t digest, and it helps keep digestion moving smoothly. - celery has high fiber.
What taste do humans choose most often? Why?
Sweetness, because sweet foods often contain sugars that give the body quick energy.
Name two safety rules you must follow when doing experiments in the classroom.
answers vary; Always follow the teacher’s instructions and never taste or touch materials unless told to.
Describe a balanced MyPlate meal for lunch (include foods from at least three different groups).
answers vary
Give two examples of dairy
milk, yogurt, cheese, etc.
Give an example of a food for each taste.
sweet: apple
sour: lemon
salty: fried chicken
bitter: dark chocolate
Explain the process of setting up the fat test.
answers vary: 1. chop or crush food sample. 2. spread the food in a circle. 3. wait 2-3 days. 4. observe how much grease is outside the area of the circle.
Describe what could happen if a person consistently eats more calories than they burn.
Their body stores the extra energy as fat, which can lead to weight gain.
Explain why vitamins and minerals are important using one vitamin (name it) and one mineral (name it) as examples.
Our bodies do not create their own vitamins and minerals. Vitamin C helps fight sickness; the mineral, Calcium, makes bones strong.
Which taste is usually a sign of high acidity?
Sour
Explain how the yeast lab demonstrates that some foods contain simple sugars (like chocolate) and how that connects to how quickly those foods give us energy.
The yeast lab showed that foods with simple sugars make yeast metabolize faster, showing they provide quick energy.
What is metabolism?
The process that provides and uses energy in the body.