Georgia Science Grade 7

Chapter 18: Nutrients and Digestion

CRCT Practice

1
How does the organ labeled "A" help break down food?

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A)produces enzymes
B)produces saliva
C)moves food around
D)produces mucus
2
Which of the following is produced by the organs labeled "B"?

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A)saliva
B)bile
C)hydrochloric acid
D)chyme
3
Which of the following is the correct sequence of the organs of the digestive tract?
A)mouth, stomach, esophagus, small intestine, large intestine
B)esophagus, mouth, stomach, small intestine, large intestine
C)mouth, esophagus, small intestine, stomach, large intestine
D)mouth, esophagus, stomach, small intestine, large intestine
4
According to the table, which mineral has the greatest DV?

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A)sodium
B)cholesterol
C)iron
D)calcium
5
If you had two servings of this vanilla ice cream, how many grams of saturated fat and Daily Value (DV) percentage would you eat?

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A)11 g, 110%
B)22 g, 110%
C)21 g, 55%
D)5.5 g, 110%
6
Which is true for the two girls in the photos shown?

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A)Neither girl is using her digestive system.
B)The body of the girl on the right requires more energy.
C)Both girls have equal energy needs.
D)The girl on the left is probably digesting food faster than the girl on the right.
7
Which three food sources contain complete proteins?
A)meat, fruits, grains
B)leafy vegetables, fruits, legumes
C)milk, grains, nuts
D)eggs, milk, cheese
8
How do bacteria that live in the large intestine help your body?
A)make antibiotics
B)produce some vitamins
C)digest fats
D)remove toxins
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