Answers SSCR 26 Biology B The Immune System — Unit testQuestion 6

6

QuizMultiple Choice

The Immune System — Unit test

Question 6 • SSCR 26 Biology B

Which action is a physical change in digestion?

Answer

A

producing enzymes for nutrient absorption

B

absorbing nutrients from food

C

mashing food with teeth

D

salivating to break food into carbohydrates

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