Exam 27: Plant Form and Function

Choose the one most appropriate answer for each. a.gives rise to periderm b.phloem cells that help load the phloem pipelines c.dead cells with perforation plates; more efficient at water conduction than other xylem cells d.cells that conduct food from photosynthetic source area to storage sink area e.a cylinder of vascular tissue sheathed by parenchyma cells f.clusters of strands containing xylem and phloem g.dead cells without perforation plates; conducting cells of xylem h.cells with thick secondary walls impregnated with lignin that are especially abundant in fruits and seeds i.the principal photosynthetic region of a leaf j.regions that can undergo mitosis k.gas exchange and storage plus photosynthesis -meristems

Match the following descriptions with a.transpiration b.translocation c.both transpiration and translocation d.neither transpiration or translocation -movement is through dead cells in this process

-The description of xylem is at letter _____.

Which of the following statements is correctly related to the opening of stomata?

Endodermis cells of the root secrete a waxy substance on

Match the following descriptions with a.Eudicots b.Monocots c.both monocots and eudicots d.neither monocots or eudicots -leaves wrap around the stem

The source region in the pressure flow explanation of phloem transport is most often the

Fluid inside vessel elements is being pulled upward primarily by

Which of the following elements is directly obtained by plants from the atmosphere?

The vascular bundles of eudicots separate the ground tissue into two zones.Which of the following correctly describes the arrangement of these zones?

Which of the following tissues is not found in a eudicot root?

Four of the five answers listed below are related by a common region of the plant body.Select the EXCEPTION.

The chewy,stringy supporting strands in celery are which cells?

Water moves through a plant because of

Which of the following is an inorganic charged particle found in soil?

Four of the four answers listed below are types of complex plant tissue.Select the EXCEPTION.

Choose the one most appropriate answer for each. a.gives rise to periderm b.phloem cells that help load the phloem pipelines c.dead cells with perforation plates; more efficient at water conduction than other xylem cells d.cells that conduct food from photosynthetic source area to storage sink area e.a cylinder of vascular tissue sheathed by parenchyma cells f.clusters of strands containing xylem and phloem g.dead cells without perforation plates; conducting cells of xylem h.cells with thick secondary walls impregnated with lignin that are especially abundant in fruits and seeds i.the principal photosynthetic region of a leaf j.regions that can undergo mitosis k.gas exchange and storage plus photosynthesis -sclereids

-The seeds are located inside the structure at letter _____.

Which of the following does clay provide to soils that enhance plant growth?

To which of the following processes is transpiration most analagous?