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Worksheets7.6A Physical and Chemical Changes in the Digestive System
Total questions: 5
Worksheet time: 1hrs 15mins
What is the main point of this passage?
Food undergoes much physical, but little chemical change during its journey through the body.
Food is chemically, but not physically altered by the body when eaten.
Food goes through both chemical and physical changes when eaten.
Food comes out the body in basically the same form it goes in.
Which of the following statements about the changes food goes through is correct?
There is a chemical change when saliva moves from the salivary glands into the mouth.
There is a physical change when saliva changes bread into sugars.
There is a physical change when the teeth grind food into smaller pieces.
There is a chemical change when the tongue forms the food into a wad.
According to the context of paragraph 3, the term vat refers to _____.
the esophagus
a large vessel
a flap
the villi
After the nutrients are extracted, where does the food go, waiting to be expelled?
The large intestine
The esophagus
The stomach
The mouth
Based on the sequence described in the passage, which part of the digestive system is labeled (3) in the diagram above?
The stomach
The esophagus
The large intestine
The small intestine
