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An embryonic leaf of a plant is a:


A) Petiole
B) Rhizoid
C) Sepal
D) Cotyledon
E) Tracheid

F) A) and E)
G) None of the above

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Why might these trees only secrete nectar on young leaves rather than larger more mature leaves?


A) These leaves are near the apical meristem
B) These leaves are near the lateral meristem
C) These leaves perform more photosynthesis
D) These leaves have more cellulose
E) These leaves have internodes

F) C) and E)
G) C) and D)

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On a hot sunny day,which of the following would help protect a plant from water loss?


A) Cuticle and stomata
B) Cuticle
C) Stomata
D) Cuticle and phloem
E) Phloem and stomata

F) C) and D)
G) B) and D)

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The ant-tree partnership is a result of which of the following?


A) Natural selection
B) Competition
C) Parasitism
D) Predation
E) Artificial selection

F) B) and E)
G) D) and E)

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If you cut a stalk of celery and put it in a glass of water containing red food coloring overnight,the next morning the celery will be red.The food coloring was taken up through which of the following?


A) Phloem
B) Stomata
C) Xylem
D) Dermal tissue
E) Ground tissue

F) C) and D)
G) A) and C)

Correct Answer

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Home gardeners who grow tomatoes are often told to pinch off axillary buds at nodes to prevent the plants from becoming too bushy.This is consistent with most tomato plants being which of the following?


A) Monocots
B) Determinate
C) Eudicots
D) Indeterminate

E) None of the above
F) A) and B)

Correct Answer

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A waxy layer secreted by the epidermal cells of a plant is the:


A) Stomata
B) Cuticle
C) Guard cell
D) Xylem
E) Phloem

F) B) and E)
G) A) and D)

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In the spring before the leaves come out,maple trees are often tapped to collect sap to make syrup.The sugars were stored in the wood of the tree as starch and then released as temperatures rise above freezing in late winter.The resulting sucrose is released into the vessels that transport water.Which of the following would a person tap to collect sap from a maple tree?


A) Phloem
B) Collenchyma tissue
C) Xylem
D) Parenchymal tissue
E) Roots

F) A) and C)
G) B) and E)

Correct Answer

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Which of the following is not an edible reproductive part of a plant?


A) Celery
B) Broccoli
C) Tomato
D) Corn
E) Walnut

F) A) and B)
G) A) and C)

Correct Answer

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What hypothesis were the scientists testing?


A) That trees in good locations have enough energy to both produce food and feed ants
B) That the tramp ants were parasites eating nectar from the trees
C) That other species of ants were competing with the tramp ants for nectar
D) That the tramp ants promote fruit production
E) That tramp ants were pollinating the trees

F) A) and B)
G) A) and E)

Correct Answer

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The main vegetative parts of plants include:


A) Roots, flowers, and stems
B) Fruits, flowers, and leaves
C) Roots, stems, and leaves
D) Stems, roots, flowers, leaves, and fruits
E) Flowers and fruits only

F) C) and D)
G) A) and B)

Correct Answer

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Which of the following is not a function of a stem of a plant?


A) Storage of starch
B) Support
C) Storage of water
D) Production of pollen
E) Protection from predators

F) B) and E)
G) B) and C)

Correct Answer

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The ________________ transports water and dissolved minerals from the roots of the plant to the shoots of the plant.


A) Xylem
B) Guard cells
C) Phloem
D) Epidermis
E) Stomata

F) C) and D)
G) A) and B)

Correct Answer

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Internodes of plants are:


A) Located on the stems
B) Located on the roots
C) Dormant periods of time between rapid growth stages
D) Periods of time between releasing of pollen
E) Located on the male flower parts

F) A) and C)
G) None of the above

Correct Answer

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You drive a nail into a tree that is 10 feet tall,so that 5 inches of the nail are showing.You come back 10 years later.The tree is now 30 feet tall and only 3 inches of the nail are showing.This is because the tree grows out from the _______.


A) Lateral meristem
B) Apical meristem
C) Intercalary meristem
D) Root tip
E) Node

F) B) and C)
G) C) and D)

Correct Answer

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