Metabolic Reactions OpenSciEd - Pre-assessment

Front

About how much saliva is secreted every day?

Back

1 to 2 liters.

Front

Why are some molecules absorbed into the bloodstream, but some are not?

Back

Some molecules are smaller than others.

Front

What breaks down food by both mechanical and chemical digestion?

Back

Mouth.

Tags

NGSS.MS-LS1-7

Front

What enzyme in saliva breaks down starch into glucose?

Back

Amylase.

Front

What is the job of the circulatory system?

Back

Moves materials around the body.

Front

What is digestion?

Back

The process of breaking down food into smaller components that can be absorbed by the body.

Front

What is the role of enzymes in metabolic reactions?

Back

Enzymes speed up chemical reactions in the body.

Tags

NGSS.HS-LS1-7

Front

What is mechanical digestion?

Back

The physical breakdown of food into smaller pieces.

Front

What is chemical digestion?

Back

The breakdown of food by enzymes into smaller molecules.

Tags

NGSS.MS-LS1-7

Front

What is the function of the stomach in digestion?

Back

The stomach mixes food with digestive juices and breaks it down further.