Exam 27: Plant Form and Function

Match the following modified stems with their descriptions. a.bulbs b.tubers c.cladodes d.rhizomes e.stolons -the fleshy part of a cactus

Annual growth rings are formed in woody stems principally through the activities of the

Sclereids are found in

Which of the following is NOT part of the bark of a tree?

Match the following descriptions with a.Eudicots b.Monocots c.both monocots and eudicots d.neither monocots or eudicots -may contain parenchyma

Match the following descriptions with a.Eudicots b.Monocots c.both monocots and eudicots d.neither monocots or eudicots -seeds with one cotyledon

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 -cork cambium

Four of the five answers listed below are functions of parenchyma tissue.Select the EXCEPTION.

Choose the one most appropriate answer for each. a.outer tissue that is part of the dermal system b.leaf's photosynthetic tissues (palisade and spongy)are in this category c.transports photosynthetic products away from leaves and stem d.cell divisions here produce secondary xylem and phloem e.transports water and dissolved nutrients up to the stem and leaves f.replaces the epidermis in plants that undergo secondary growth g.responsible for all primary growth h.regulates the movement of carbon dioxide into the leaf and movement of water out of the leaf i.generally,dead cells that provide support and strength to all three tissue systems j.ground tissue centrally located inside a ring of vascular bundles -pith

If you were to penetrate through the epidermal layer of a root,you would next encounter the

The stalk that supports the individual eudicot leaf is the

The cells that surround stomata are

Match the following descriptions with a.transpiration b.translocation c.both transpiration and translocation d.neither transpiration or translocation -stomata are essential for this process

The shoot system of a plant does NOT include

Choose the one most appropriate answer for each. a.outer tissue that is part of the dermal system b.leaf's photosynthetic tissues (palisade and spongy)are in this category c.transports photosynthetic products away from leaves and stem d.cell divisions here produce secondary xylem and phloem e.transports water and dissolved nutrients up to the stem and leaves f.replaces the epidermis in plants that undergo secondary growth g.responsible for all primary growth h.regulates the movement of carbon dioxide into the leaf and movement of water out of the leaf i.generally,dead cells that provide support and strength to all three tissue systems j.ground tissue centrally located inside a ring of vascular bundles -xylem

Most of an herbaceous plant body consists of

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 -companion cells

Match the following modified stems with their descriptions. a.bulbs b.tubers c.cladodes d.rhizomes e.stolons -onion is an example

-The description of phloem is at letter _____.

What do the bacteria living in root nodules supply to their host plant?