Georgia Science Grade 7

Chapter 9: Plants

CRCT Practice

1
Which do plants use to photosynthesize?
A)blood
B)iron
C)chlorophyll
D)cellulose
2
In the leaf cross section, what is indicated by H?

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A)upper epidermis
B)cuticle
C)stoma
D)lower epidermis
3
What flows through the structure indicated by J?

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A)water only
B)carbon dioxide and water only
C)oxygen and carbon dioxide only
D)water, carbon dioxide, and oxygen
4
What is vascular tissue in seed plants?
A)xylem and phloem only
B)xylem only
C)phloem only
D)xylem, phloem, and cambium
5
What is the function of C?

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A)It transports nutrients throughout the plant.
B)It produces new xylem and phloem.
C)It transports water from the roots to other parts of the plant.
D)It absorbs water from outside the plant.
6
What is indicated by B?

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A)xylem
B)cambium
C)phloem
D)cellulose
7
Which describes the function of the central vacuole in plant cells?
A)It helps in reproduction.
B)It helps regulate water content.
C)It plays a key role in photosynthesis.
D)It stores food.
8
Which statement is true for the plant shown?

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A)Vascular bundles are scattered throughout its stem.
B)Flower parts are multiples of three.
C)Its seeds have two cotyledons.
D)The veins of vascular bundles in the leaves are nearly parallel.
9
You are hiking through a dense forest area and notice some unusual plants growing on the trunk of a tall tree. The plants are no taller than about 3 cm and have delicate stalks. They do not appear to have flowers. Based on this information, what type of p
A)moss
B)conifer
C)fern
D)cycad
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