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Science
7th
grade
Physical and Chemical Changes in Digestion Vocabulary
12 questions
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- 1. Multiple Choice
A change in matter in which no new substances are formed is a
Chemical Change
Physical Change
- 2. Multiple Choice
A change in matter that creates a new substance or substances is called a
Physical change
Chemical change
- 3. Multiple Choice
What do you call the process of breaking down food into easily absorbed substances?
respiration
digestion
excretion
reproduction
- 4. Multiple Choice
Which type of digestion breaks food into simpler nutrients that can be used by the cells?
Chemical
Mechanical
- 5. Multiple Choice
Which type of digestion breaks food into smaller pieces?
mechanical
chemical
- 6. Multiple ChoiceChewPhysicalChemical
- 7. Multiple ChoiceThe bacteria in the large intestine can digest some material, creating a gas.PhysicalChemicalBothNeither
- 8. Multiple ChoiceThe stomach releases hydrochloric acid and enzymes that break down the protein in meats and turn the protein into amino acids. This change isPhysicalChemical
- 9. Multiple ChoiceDuring chemical digestiononly changes in size and shape occurfood is chemically changed by acid, bases and enzymes
- 10. Multiple ChoiceWhich is NOT a function of the Digestive System?To rid the body of solid wasteAbsorb nutrients for energy & growthBreak down nutrients from foodPump blood around the body
- 11. Multiple Choice
Breaking food down with the use of enzymes is known as
Chemical Digestion
Physical Digestion
Wind Digestion
Light Digestion
- 12. Multiple ChoiceThe mouth digests (breaks down) _________ by chewing.mechanicallychemicallyeliminationabsorption
- Answer choicesTagsAnswer choicesTags