Exam 27: Plant Form and Function

This simple plant tissue has elongated cells,living cells with unevenly thick cell walls that function in support.This plant tissue is

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

Which of the following is also a lateral meristem?

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 -palisade mesophyll

-Cells rich in chlorophyll and thus the sites of photosynthesis are in layers represented by the letter _____.

-The structure at letter "E" is properly called

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

Classification.Answer the questions in reference to the five plant tissues listed below. a.parenchyma b.collenchyma c.sclerenchyma d.xylem e.phloem -vascular tissue of a plant composed of tracheids and vessel members

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 -spongy mesophyll

Most monocots have numerous ____ roots arising from the stem.

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 -phloem

From the outside of a tree to its center,which of the following is the correct order of appearance? 1.periderm 2)vascular cambium 3)sapwood 4)seconary phloem 5)cork cambium 6)heartwood

Most of the water moving into a leaf is lost through

A macronutrient is needed in amounts above ___ percent of a plant's dry weight.

Which of the following plant nutrients is mismatched with its function?

The first structure to emerge from a seed is

Match the following modified stems with their descriptions. a.bulbs b.tubers c.cladodes d.rhizomes e.stolons -short underground stem surrounded by modified leaves

Match the following descriptions with a.Eudicots b.Monocots c.both monocots and eudicots d.neither monocots or eudicots -flower parts in multiples of four or five

Approximately what percent of the water that enters a plant is actually used by the plant for metabolism and other processes?

Which of the following terms are mismatched?