Question 1

The increase in the size of most plants results more from cell division than from cell enlargement.

Accepted Answer

A) True 
 B)False  False

Question 2

A subsidiary cell is most closely associated with which of the following?

Accepted Answer

A) tracheids 
B) companion cells 
C) sieve-tube elements 
D) guard cells 
E) albuminous cells 
A) tracheids 
B) companion cells 
C) sieve-tube elements 
D) guard cells 
E) albuminous cells D

Question 3

Morphogenesis refers to:

Accepted Answer

A) an irreversible increase in size. 
B) the acquisition of a particular shape. 
C) the sum of all the events that lead to formation of an organism's body. 
D) the process by which cells become different from one another. 
E) the fate of a plant cell. 
A) an irreversible increase in size. 
B) the acquisition of a particular shape. 
C) the sum of all the events that lead to formation of an organism's body. 
D) the process by which cells become different from one another. 
E) the fate of a plant cell. B

Question 4

Parenchyma can store water.

Accepted Answer

A) True 
 B)False

Question 5

The role of transfer cells is to:

Accepted Answer

A) transport water and minerals throughout the plant. 
B) facilitate the movement of solutes over short distances. 
C) move sugars through the phloem. 
D) transfer solutes from the cortex to the pith via rays. 
E) increase the rate of water movement through stomata. 
A) transport water and minerals throughout the plant. 
B) facilitate the movement of solutes over short distances. 
C) move sugars through the phloem. 
D) transfer solutes from the cortex to the pith via rays. 
E) increase the rate of water movement through stomata.

Question 6

The cork cambium produces ______ on its outer surface and ______ on its inner surface.

Accepted Answer

A) phelloderm; phellogen 
B) phellogen; phelloderm 
C) phellogen; phellem 
D) phelloderm; cork 
E) cork; phelloderm 
A) phelloderm; phellogen 
B) phellogen; phelloderm 
C) phellogen; phellem 
D) phelloderm; cork 
E) cork; phelloderm

Question 7

______ tissue is composed of cells having unevenly thickened primary walls.

Accepted Answer

A) Collenchyma 
B) Xylem 
C) Parenchyma 
D) Phloem 
E) Sclerenchyma 
A) Collenchyma 
B) Xylem 
C) Parenchyma 
D) Phloem 
E) Sclerenchyma

Question 8

The three tissue systems of vascular plants are:

Accepted Answer

A) the dermal, vascular, and ground tissue systems. 
B) protoderm, procambium, and ground meristem. 
C) parenchyma, collenchyma, and sclerenchyma. 
D) epidermis, periderm, and protoderm. 
E) xylem, phloem, and epidermis. 
A) the dermal, vascular, and ground tissue systems. 
B) protoderm, procambium, and ground meristem. 
C) parenchyma, collenchyma, and sclerenchyma. 
D) epidermis, periderm, and protoderm. 
E) xylem, phloem, and epidermis.

Question 9

Forisomes can change from a resting stage to a dispersed stage.

Accepted Answer

A) True 
 B)False

Question 10

The two types of ______ cells are fibers and sclereids.

Accepted Answer

A) sclerenchyma 
B) parenchyma 
C) xylem 
D) phloem 
E) collenchyma 
A) sclerenchyma 
B) parenchyma 
C) xylem 
D) phloem 
E) collenchyma

Question 11

A cell that is alive at maturity but lacks a nucleus and certain organelles is the:

Accepted Answer

A) companion cell. 
B) forisome. 
C) albuminous cell. 
D) Strasburger cell. 
E) sieve element. 
A) companion cell. 
B) forisome. 
C) albuminous cell. 
D) Strasburger cell. 
E) sieve element.

Question 12

The developmental fate of a plant cell is determined mostly by:

Accepted Answer

A) its growth rate. 
B) its developmental plasticity. 
C) its final position. 
D) whether it is an initial or a derivative. 
E) whether it is determinate or indeterminate. 
A) its growth rate. 
B) its developmental plasticity. 
C) its final position. 
D) whether it is an initial or a derivative. 
E) whether it is determinate or indeterminate.

Question 13

Parenchyma cells are totipotent.

Accepted Answer

A) True 
 B)False

Question 14

Developmental plasticity refers to the sum total of events that progressively form a plant's body.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following statements about primary growth is FALSE?

Accepted Answer

A) It results in extension of the plant body. 
B) It involves the formation of primary tissues. 
C) It results in the thickening of the stem and root. 
D) It gives rise to the primary plant body. e It results from activity of the root and shoot apical meristems. 
A) It results in extension of the plant body. 
B) It involves the formation of primary tissues. 
C) It results in the thickening of the stem and root. 
D) It gives rise to the primary plant body. e It results from activity of the root and shoot apical meristems.

Question 16

An example of a simple tissue is xylem.

Accepted Answer

A) True 
 B)False

Question 17

In general, vascular tissues are embedded within ground tissue, and the dermal tissue forms a surrounding layer.

Accepted Answer

A) True 
 B)False

Question 18

Sieve elements must be living in order to transport food.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following is NOT a function of trichomes?

Accepted Answer

A) providing structural support 
B) defending against insects 
C) secreting salts 
D) absorbing water and minerals from the soil 
E) reflecting solar radiation 
A) providing structural support 
B) defending against insects 
C) secreting salts 
D) absorbing water and minerals from the soil 
E) reflecting solar radiation

Question 20

In vascular plants, food is conducted through:

Accepted Answer

A) companion cells only. 
B) sieve cells only. 
C) sieve-tube elements only. 
D) sieve cells and sieve-tube elements only. 
E) companion cells, sieve cells, and sieve-tube elements. 
A) companion cells only. 
B) sieve cells only. 
C) sieve-tube elements only. 
D) sieve cells and sieve-tube elements only. 
E) companion cells, sieve cells, and sieve-tube elements.

Exam 23: Cells and Tissues of the Plant Body

The increase in the size of most plants results more from cell division than from cell enlargement.

A subsidiary cell is most closely associated with which of the following?

Morphogenesis refers to:

Parenchyma can store water.

The role of transfer cells is to:

The cork cambium produces ______ on its outer surface and ______ on its inner surface.

______ tissue is composed of cells having unevenly thickened primary walls.

The three tissue systems of vascular plants are:

Forisomes can change from a resting stage to a dispersed stage.

The two types of ______ cells are fibers and sclereids.

A cell that is alive at maturity but lacks a nucleus and certain organelles is the:

The developmental fate of a plant cell is determined mostly by:

Parenchyma cells are totipotent.

Developmental plasticity refers to the sum total of events that progressively form a plant's body.

Which of the following statements about primary growth is FALSE?

An example of a simple tissue is xylem.

In general, vascular tissues are embedded within ground tissue, and the dermal tissue forms a surrounding layer.

Sieve elements must be living in order to transport food.

Which of the following is NOT a function of trichomes?

In vascular plants, food is conducted through:

Botany: an Introduction

The Molecular Composition of Plant Cells

The Plant Cell and the Cell Cycle

The Movement of Substances Into and Out of Cells

The Flow of Energy

Respiration

Photosynthesis, Light, and Life

Sexual Reproduction and Heredity

The Chemistry of Heredity and Gene Expression

Recombinant Dna Technology, Plant Biotechnology, and Genomics

The Process of Evolution

Systematics: the Science of Biological Diversity

Prokaryotes and Viruses

Fungi

Protists: Algae and Heterotrophic Protists

Bryophytes

Seedless Vascular Plants

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Early Development of the Plant Body

The Root: Structure and Development

The Shoot: Primary Structure and Development

Secondary Growth in Stems

Regulating Growth and Development: the Plant Hormones

External Factors and Plant Growth

Plant Nutrition and Soils

The Movement of Water and Solutes in Plants

The Dynamics of Communities and Ecosystems

Global Ecology

Filters

The cork cambium produces on its outer surface and on its inner surface.