Chapter 35 Questions

Front 1

One major advantage of using Arabidopsis thaliana as a model system for studies of plant for and function is its

Back 1

Fast generation time

Front 2

Which of the following is derived from the ground tissue system?

Back 2

Pith

Front 3

Which parts of a plant absorbs most of the water and minerals taken up from the soil?

Back 3

Root hairs

Front 4

Vascular plant tissue includes all of the following except

Back 4

Cambrium cells

Front 5

Which cells are no longer capable of carrying out the process of DNA transcription?

Back 5

Tracheids

Front 6

CO2 Enters the inner spaces of the leaf through the...

Back 6

Stoma

Front 7

Which of the following cells transport sugars over long distances?

Back 7

Sieve-tube elements

Front 8

Which structure is incorrectly paired with its tissue system?

Back 8

Companion Cell= ground tissue

Front 9

Land plants are composed of all of the following tissue types except

Back 9

Mesodermal

Front 10

When you eat brussel sprouts, what are you eating?

Back 10

Large axillary buds

Front 11

Which of the following have unevenly thickened primary walls that support young, growing parts of the plant

Back 11

Collenchymal Cells

Front 12

Which of the following are most responsible for supporting mature, non growing parts of the plant?

Back 12

Trachieds and vessel elements

Front 13

The vascular bundle in the shape of a single cylinder in a room is called the...

Back 13

Stele

Front 14

One important difference between the anatomy of roots and the anatomy of leaves is that...

Back 14

A waxy cuticle covers leaves but is absent from roots

Front 15

A student examining leaf cross sections under a microscope finds many loosely packed cells with relatively thin cell walls. The cells have numerous chloroplasts. What type of cells are they?

Back 15

Parenchyma

Front 16

A vessel element would likely lose its protoplast in which section of a root?

Back 16

Zone of maturation

Front 17

Gas exchange, which is necessary for photosynthesis, can occur most easily in which leaf tissue?

Back 17

Spongy mesophyll

Front 18

Which of the following best describes advantages conferred by compound versus simple leaves?

Back 18

There's a greater chance of capturing photons in intermittently shady areas and less of a chance of damage in high-wind areas

Front 19

Plants contain meristems whose major function is to

Back 19

Produce more cells

Front 20

A cell that is most likely to retain the ability to divide, perform metabolic functions, and store photosynthate would be a...

Back 20

Parenchymal cell in a leaf

Front 21

The driving force that pushes the root tip through the soil is primarily...

Back 21

Elongation of cells behind the root apical meristem

Front 22

Shoot elongation in a growing bud is due primarily to...

Back 22

Cell elongation localized in each interlude

Front 23

Which of the following root tissues gives rise to lateral roots?

Back 23

Pericycle

Front 24

Pores on the leaf surface that function in gas exchange are called..

Back 24

Stomata

Front 25

All of the following types of cells are correctly matched with their functions except...

Back 25

Companion cells--formation of secondary xylem and phloem

Front 26

A person working with plants may reduce the inhibition of apical dominance by auxin via which of the following?

Back 26

Pruning the shoot tips

Front 27

What effect does "pinching back" have on a house plant?

Back 27

Stimulates lateral buds to grow

Front 28

Cells produced by lateral meristems are known as...

Back 28

Secondary tissue

Front 29

What tissue makes up most of the wood of a tree?

Back 29

Secondary xylem

Front 30

If you were able to walk into an opening cut into the center of a large redwood tree, when you exit from the middle of the trunk outward, you would cross, in order...

Back 30

The annual rings, new xylem, vascular cambium, phloem, bark

Front 31

According to the ABC model of floral development, which genes would be expressed in a showy ornamental flower with multiple sepals and petals but no stamens or carpels?

Back 31

A and B genes only

Front 32

A mutation only allows A gene activity in a developing flower, which flower part(s) will develop?

Back 32

Sepals

Front 33

Based on the ABC hypothesis, what would be the structure of a flower from the outermost whorl that had normal expression of genes A and C and expression of B in all four whorls?

Back 33

Petal-petal-stamen-stamen

Front 34

The phase change of a meristem from the juvenile to mature vegetative phase is revealed by...

Back 34

a change in the morphology of the leaves produced

Front 35

Before differentiation can begin during the processes of plant cell and tissue culture, parenchyma cells from the source tissue must...

Back 35

Undergo de-differentiation

Front 36

George removed a ring around the tree that caused the tree to die. What was the ring made of?

Back 36

Xylem

Front 37

Most of the growth of a plant body is the result of

Back 37

cell elongation