Metabolic Reactions Test

1. In a healthy digestive system, Larger molecules are broken down so that smaller molecules can be __________.

• absorbed
• excreted

2. In a healthy digestive system, by the time food reaches the large intestine, all food molecules have been either excreted or __________.

• passed
• absorbed

3. In M'Kenna's digestive system, this organ is having issues with breaking down large food molecules into smaller food molecules AND issues with absorbing smaller food molecules.

• stomach
• small intestine
• large intestine

4. We used evidence to make a claim that M'Kenna has a celiac disease. We used microscopic images of her villi and saw that they were...

• longer
• flattened
• thicker

5. Food is made of many molecules. Using this nutrition label, which larger food molecule would you find the most of in this food?

• fats
• carbohydrates
• fiber
• proteins

6. Which of the examples below shows a closed system?

• A
• B

7. What is true of controlled variables in an experiment?

• Different for all participants
• Same for all participants

8. Children eat and burn more fat because they are _______.

• candy goblins
• busy bees
• growing

9. Matter _________ be created or destroyed.

• can
• cannot

10. A calorie is a unit of measurement of how much ________________ is in a food or needed for your body.

• protein
• energy
• carbohydrates