Question

Woody stems _____.


have clusters of xylem and phloem

have bark, cambium, and sapwood

support coneflowers and pepper plants

are generally soft and green
GPT 3.5
are generally hard and brown
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How is the age of a tree estimated?


Pairs of light and dark rings representing yearly growth are counted.

Thin rings representing known droughts are added up.

The total number of light and dark rings are counted.

Wide annual rings are subtracted from narrow annual rings.
GPT 3.5
Pairs of light and dark rings representing yearly growth are counted.
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Which tissue layer of a woody stem contains active xylem?


cambium

heartwood

sapwood

bark
GPT 3.5
The tissue layer of a woody stem that contains active xylem is the sapwood.
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Woody stems _____.


are generally soft and green

have bark, cambium, and sapwood

support coneflowers and pepper plants

have clusters of xylem and phloem
GPT 3.5
have clusters of xylem and phloem
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Herbaceous stems _____.


are hard and rigid

have annual rings

do not contain xylem

do not contain wood
GPT 3.5
do not contain wood
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What is the function of heartwood?


It contains the active xylem.

It provides support for the tree.

It produces new vascular tissue.

It protects the inside of the tree.
GPT 3.5
The function of heartwood is to provide support for the tree.