Question 1

Cells that are alive, have thickened corners, and function in mechanical rigidity could be:

Accepted Answer

A)  vessel members. 
B)  parenchyma. 
C)  sclerenchyma. 
D)  collenchyma. 
A)  vessel members. 
B)  parenchyma. 
C)  sclerenchyma. 
D)  collenchyma.

Question 2

A pine tree produces seeds with four to eleven cotyledons. Therefore, we can conclude:

Accepted Answer

A)  it is not a flowering plant. 
B)  their eggs are fertilized by multiple sperm cells. 
C)  they do not have secondary growth. 
D)  it is not a monocot. 
A)  it is not a flowering plant. 
B)  their eggs are fertilized by multiple sperm cells. 
C)  they do not have secondary growth. 
D)  it is not a monocot.

Question 3

Plants that live for 2 years and then die are called:

Accepted Answer

A)  perennials. 
B)  biennials. 
C)  diploid. 
D)  woody. 
A)  perennials. 
B)  biennials. 
C)  diploid. 
D)  woody.

Question 4

In a woody stem, which of these is not a secondary tissue?

Accepted Answer

A)  wood 
B)  cambium 
C)  phloem 
D)  bark 
A)  wood 
B)  cambium 
C)  phloem 
D)  bark

Question 5

Discuss the origin and development of stem primary tissues, including their locations in stems and probable functions.

Accepted Answer

Cells from the apical meristem mature in

Question 6

Flowering trees, such as oaks and maples, are classified as perennials.

Accepted Answer

A) True 
 B)False

Question 7

Match the term embryo sac with the most closely related term.

Accepted Answer

A)  gametophyte 
B)  gamete 
C)  sporophyte 
D)  spore 
A)  gametophyte 
B)  gamete 
C)  sporophyte 
D)  spore

Question 8

Match the term embryo with the most closely related term.

Accepted Answer

A)  gametophyte 
B)  gamete 
C)  sporophyte 
D)  spore 
A)  gametophyte 
B)  gamete 
C)  sporophyte 
D)  spore

Question 9

In instances where dispersal of gametes is extensive in plants:

Accepted Answer

A)  maternal genes travel farther than paternal genes. 
B)  paternal and maternal genes travel equal distances. 
C)  paternal and maternal genes travel equal distances, but only paternal genes survive. 
D)  paternal genes travel farther than maternal genes. 
A)  maternal genes travel farther than paternal genes. 
B)  paternal and maternal genes travel equal distances. 
C)  paternal and maternal genes travel equal distances, but only paternal genes survive. 
D)  paternal genes travel farther than maternal genes.

Question 10

You and a friend are walking in the woods, and you wish to impress your friend with your ability to distinguish monocots from dicots. In the woods, what is the easiest way to distinguish these two groups?

Accepted Answer

A)  the number of seeds in the fruit 
B)  root structure 
C)  veins on leaves 
D)  stem internal anatomy 
A)  the number of seeds in the fruit 
B)  root structure 
C)  veins on leaves 
D)  stem internal anatomy

Question 11

In the life cycle of a flowering plant, events include (1) pollination, and (2) formation of a pollen tube, in which order?

Accepted Answer

A)  1 occurs prior to 2. 
B)  2 occurs prior to 1. 
C)  They both occur at about the same time. 
A)  1 occurs prior to 2. 
B)  2 occurs prior to 1. 
C)  They both occur at about the same time.

Question 12

Refer to the figure above and then answer the question that follows.
-In addition to the zygote (embryo), what results from double fertilization in angiosperms?

Accepted Answer

A)  cotyledons 
B)  endosperm 
C)  embryo sac 
D)  the fruit 
A)  cotyledons 
B)  endosperm 
C)  embryo sac 
D)  the fruit

Question 13

Most organisms depend on the function of living cells. Examples of cells that function when they are dead are:

Accepted Answer

A)  sieve tube cells and companion cells. 
B)  parenchyma, collenchyma, and sclerenchyma cells. 
C)  tracheids, vessel elements, and parenchyma cells. 
D)  tracheids, vessel elements, and sclerenchyma cells. 
A)  sieve tube cells and companion cells. 
B)  parenchyma, collenchyma, and sclerenchyma cells. 
C)  tracheids, vessel elements, and parenchyma cells. 
D)  tracheids, vessel elements, and sclerenchyma cells.

Question 14

Primary xylem is:

Accepted Answer

A)  characteristic of monocots. 
B)  characteristic of many dicots. 
C)  found in both monocots and dicots. 
D)  characteristic of nonflowering seed plants. 
A)  characteristic of monocots. 
B)  characteristic of many dicots. 
C)  found in both monocots and dicots. 
D)  characteristic of nonflowering seed plants.

Question 15

Which part of a flower develops into a fruit?

Accepted Answer

A)  endosperm 
B)  ovary 
C)  receptacle 
D)  ovule 
A)  endosperm 
B)  ovary 
C)  receptacle 
D)  ovule

Question 16

The hypocotyl of a young plant is the early stem.

Accepted Answer

A) True 
 B)False

Question 17

The equivalent of a root cap in stems are terminal bud scales.

Accepted Answer

A) True 
 B)False

Question 18

A tree of known age is cut down, and its growth rings are examined. The tree is relatively young, and the year of its germination is known. There are more growth rings than the age of the tree in years. How can you account for the excess growth rings?

Accepted Answer

A)  The tree was growing in a tropical area. 
B)  Some years had an above-average rainfall throughout the season. 
C)  Trees normally make several growth rings in each of their 10th through 15th years. 
D)  Drought in the middle of some summers resulted in two growth rings in each of those years. 
A)  The tree was growing in a tropical area. 
B)  Some years had an above-average rainfall throughout the season. 
C)  Trees normally make several growth rings in each of their 10th through 15th years. 
D)  Drought in the middle of some summers resulted in two growth rings in each of those years.

Question 19

Which of the following matches a meristematic region with one of its products?

Accepted Answer

A)  root apical meristem - zone of cell division 
B)  intercalary meristems - immature leaf 
C)  vascular cambium - cork 
D)  shoot apical meristem - root cap 
A)  root apical meristem - zone of cell division 
B)  intercalary meristems - immature leaf 
C)  vascular cambium - cork 
D)  shoot apical meristem - root cap

Question 20

You are examining a microscope slide of an onion root tip looking for samples of cells in the middle of mitosis and cell division. You see lots of long, cylindrical cells all looking more or less alike, but no evidence of cell division. Why do you not see cell division?

Accepted Answer

A)  You are looking at the region of elongation. 
B)  You are looking at the apical meristem. 
C)  You are looking at trichomes. 
D)  You are looking at root hairs, which are known to get longer but do not divide. 
A)  You are looking at the region of elongation. 
B)  You are looking at the apical meristem. 
C)  You are looking at trichomes. 
D)  You are looking at root hairs, which are known to get longer but do not divide.

Exam 25: Form and Function in Flowering Plants

Cells that are alive, have thickened corners, and function in mechanical rigidity could be:

A pine tree produces seeds with four to eleven cotyledons. Therefore, we can conclude:

Plants that live for 2 years and then die are called:

In a woody stem, which of these is not a secondary tissue?

Discuss the origin and development of stem primary tissues, including their locations in stems and probable functions.

Flowering trees, such as oaks and maples, are classified as perennials.

Match the term embryo sac with the most closely related term.

Match the term embryo with the most closely related term.

In instances where dispersal of gametes is extensive in plants:

You and a friend are walking in the woods, and you wish to impress your friend with your ability to distinguish monocots from dicots. In the woods, what is the easiest way to distinguish these two groups?

In the life cycle of a flowering plant, events include (1) pollination, and (2) formation of a pollen tube, in which order?

Refer to the figure above and then answer the question that follows. -In addition to the zygote (embryo), what results from double fertilization in angiosperms?

Most organisms depend on the function of living cells. Examples of cells that function when they are dead are:

Primary xylem is:

Which part of a flower develops into a fruit?

The hypocotyl of a young plant is the early stem.

The equivalent of a root cap in stems are terminal bud scales.

A tree of known age is cut down, and its growth rings are examined. The tree is relatively young, and the year of its germination is known. There are more growth rings than the age of the tree in years. How can you account for the excess growth rings?

Which of the following matches a meristematic region with one of its products?

You are examining a microscope slide of an onion root tip looking for samples of cells in the middle of mitosis and cell division. You see lots of long, cylindrical cells all looking more or less alike, but no evidence of cell division. Why do you not see cell division?

A Guide to the Natural World

Chemistry, Water and PH

Lifes Components: Biological Molecules

Lifes Home: The Cell

Lifes Border: The Plasma Membrane

An Introduction to Energy

Deriving Energy From Food

Photosynthesis

Genetics and Cell Division

Preparing for Sexual Reproduction: Meiosis

Mendel and His Discoveries

Chromosomes and Inheritance

Dna Structure and Replication

Transcription Translation and Regulation

Biotechnology

Charles Darwin, Evolutionary Thought, and the Evidence for Evolution

Microevolution

Macroevolution

The History of Life on Earth

The Evolution of Human Beings

The Diversity of Life 1

The Diversity of Life 2

The Diversity of Life 3

An Introduction to Flowering Plants

The Integumentary Skeletal and Muscular Systems

The Nervous and Endocrine System

The Immune System

Blood and Breath

Digestion, Nutrition and Elimination

Animal Development

Human Reproduction

Populations in Ecology

Communities in Ecology

Ecosystems and Biomes

Animal Behavior

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