OSE 7.3 Review

The digestive system takes in food and breaks it down through chemical reactions, and the small food molecules get ___________ into the body’s bloodstream.

• absorbed
• dissolved

• diluted

• broken down

Tags

NGSS.MS-LS1-7

Spit is also known as

• Snot

• Saliva

• Water only

• none of these answers are correct

Saliva is made up mostly of

• salt

• acid

• starch

• water

What enzymes are in your saliva?

• Amylase

• acid

• water

• Benedicts solution

Starch is made up of many ________ molecules.

Tags

NGSS.HS-LS1-6

Why do molecules in the small intestine seem like they are disappearing?

• The molecules are getting absorbed into the blood

• The molecules are returning to the stomach

• The molecules are going to the large intestine

• The molecules are disappearing.

Tags

NGSS.MS-LS1-3

NGSS.MS-LS1-7

What does COMPLEX CARBOHYDRATES (starch) turn into when it is chemically broken apart?

• Glucose

• Fatty Acids

• Amino Acids

• Fiber

Tags

NGSS.MS-LS1-7

When you eat, what happens to the fiber in your food?

• Fiber is broken down into starch molecules and absorbed

• Fiber is too big to be absorbed, so it is excreted as solid waste

• Fiber is broken down into glucose and absorbed

• Fiber is coming together and getting bigger. Then it is absorbed.

Tags

NGSS.MS-LS1-7

Protein breaks down into _______.

• fatty acids

• amino acids

• glucose

• fiber

Tags

NGSS.MS-LS1-7

Carbohydrates start to break down into glucose in the ______.

• stomach

• small intestine

• mouth

• esophagus