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The cotyledons of an embryo represent the first leaves of the plant.

A) True
B) False

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Carpels are the often-colorful parts of a flower that attract pollinators.

A) True
B) False

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Companion cells play a role in keeping xylem cells alive.

A) True
B) False

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The male gametophyte generation of angiosperms is represented by:


A) pollen grains.
B) embryo sacs.
C) seeds.
D) the style.

E) All of the above
F) C) and D)

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Refer to the figure below, and then answer the following question(s) . Refer to the figure below, and then answer the following question(s) .   -The missing label indicated by a  1  corresponds to the: A)  anther. B)  stigma. C)  style. D)  ovary. -The missing label indicated by a "1" corresponds to the:


A) anther.
B) stigma.
C) style.
D) ovary.

E) A) and D)
F) All of the above

Correct Answer

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Woody plants exhibit secondary growth in addition to primary growth.

A) True
B) False

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Which kind of root system consists of a large central root and numerous lateral roots?


A) fibrous
B) taproot
C) needle-like
D) spinous

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

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The source of a fruit produced by an angiosperm is its:


A) endosperm.
B) ovary wall.
C) sepal.
D) seed.

E) All of the above
F) B) and C)

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Although they may look different, all fruits come from one carpel and produce one seed.

A) True
B) False

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Although they produce flowers, cacti with needle-like leaves would be classified as gymnosperms rather than angiosperms.

A) True
B) False

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Match the following. A) connects leaf to stem B) catches pollen C) open and close stomata D) conducts food E) produces pollen -Stigma

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You find a leaf that has large stomata and a thick, waxy covering. What is clear about the original plant?


A) The plant minimizes sunlight uptake.
B) The plant maximizes nutrient uptake.
C) The plant minimizes nutrient uptake.
D) The plant minimizes water loss.

E) B) and D)
F) All of the above

Correct Answer

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Describe how the broad leaf of a typical dicot is so well adapted for its job as the photosynthetic organ of a plant. In your answer make sure to assess the ways plants evolved to deal with potential problems the broad leaf might cause.

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The broad leaf exposes a great deal of s...

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Match the following. Answers may be used more than once. A) monocot B) non-flowering plant C) dicot -Vascular bundles arranged in a ring

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Which of the following best describes the nature of the sieve element cells of mature, functioning phloem?


A) living, thick-walled tubes
B) dead, thick-walled tubes
C) living cells that have lost their nucleus
D) dead cells that retain some organelles and some maintenance functions

E) C) and D)
F) None of the above

Correct Answer

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Most stomata are found on the top surface of a leaf.

A) True
B) False

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Guard cells open stomata when they engorge with water and bow outward.

A) True
B) False

Correct Answer

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Growth areas of an angiosperm are called:


A) ground tissue.
B) root caps.
C) cuticles.
D) apical meristems.

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

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Which of the following best describes the nature of the cells of mature, functioning xylem?


A) living, thick-walled tubes
B) dead, thick-walled tubes
C) living cells that have lost their nucleus
D) dead cells that retain some organelles and some maintenance functions

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

Correct Answer

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The anther in a flower produces microspores.

A) True
B) False

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