Question 1

Humans are not very nice to grain seeds that we harvest; we kill the embryos and take away their food (endosperm).

Accepted Answer

A) True 
 B)False

Question 2

Based on your knowledge of how growth rings form, trees in which of these locations are likely to not have obvious growth rings in their secondary xylem?

Accepted Answer

A)  Siberia 
B)  eastern United States 
C)  western Europe 
D)  Central America 
A)  Siberia 
B)  eastern United States 
C)  western Europe 
D)  Central America

Question 3

A sequence of vessel elements most closely resembles:

Accepted Answer

A)  a pitcher of water. 
B)  a needle with a tapered end. 
C)  segments of a pipe. 
D)  a hydroelectric generating station. 
A)  a pitcher of water. 
B)  a needle with a tapered end. 
C)  segments of a pipe. 
D)  a hydroelectric generating station.

Question 4

Externally, how can you identify the youngest part of the region of maturation in a root?

Accepted Answer

A)  branch roots 
B)  lack of a root cap 
C)  root hairs 
D)  lateral buds 
A)  branch roots 
B)  lack of a root cap 
C)  root hairs 
D)  lateral buds

Question 5

Woody plants have primary growth.

Accepted Answer

A) True 
 B)False

Question 6

The petals of a flower are a part of the gametophyte.

Accepted Answer

A) True 
 B)False

Question 7

The fact that transfer cells have many mitochondria supports the statement that transfer cells move mineral ions by means of:

Accepted Answer

A)  tension pressure. 
B)  active transport. 
C)  translocation. 
D)  facilitated diffusion. 
A)  tension pressure. 
B)  active transport. 
C)  translocation. 
D)  facilitated diffusion.

Question 8

A good way to study the translocation of food in plants would be to use radioactive:

Accepted Answer

A)  lignin. 
B)  water. 
C)  fungi. 
D)  sucrose. 
A)  lignin. 
B)  water. 
C)  fungi. 
D)  sucrose.

Question 9

You find a chunk of petrified fossil wood and take it to a paleobotanist, who identifies it as palm (monocot) wood. What is the basis of this identification?

Accepted Answer

A)  There are numerous tiny growth rings. 
B)  The vascular cambium appears active only between vascular bundles. 
C)  There is lots of heartwood and very little sapwood. 
D)  Only ground tissue and scattered vascular bundles occur in the specimen. 
A)  There are numerous tiny growth rings. 
B)  The vascular cambium appears active only between vascular bundles. 
C)  There is lots of heartwood and very little sapwood. 
D)  Only ground tissue and scattered vascular bundles occur in the specimen.

Question 10

Which of the following is true about the alternation of generations in land plants?

Accepted Answer

A)  Sporophytes are N. 
B)  Gametes are always produced by meiosis. 
C)  Viable spores always contain embryonic sporophytes. 
D)  Sporophytes are always dominant. 
A)  Sporophytes are N. 
B)  Gametes are always produced by meiosis. 
C)  Viable spores always contain embryonic sporophytes. 
D)  Sporophytes are always dominant.

Question 11

Match the term cotyledon 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 12

Label the parts of the flowering plant (angiosperm).

Accepted Answer

The answer of Label the parts of the flowering plant...

Question 13

All of the following are part of the mechanism for phloem transport except:

Accepted Answer

A)  a pressure gradient. 
B)  osmosis. 
C)  active transport of sugar. 
D)  transpiration. 
A)  a pressure gradient. 
B)  osmosis. 
C)  active transport of sugar. 
D)  transpiration.

Question 14

In the life cycle of a flowering plant, events include (1) fusion of sperm to egg and (2) division of the megaspore mother cell to form megaspores, 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 15

You find a plant that is a self-pollinator. Why might this be a benefit?

Accepted Answer

A)  increased genetic recombination 
B)  greater efficiency of pollination 
C)  meiosis occurs more rapidly 
D)  no flower is needed 
A)  increased genetic recombination 
B)  greater efficiency of pollination 
C)  meiosis occurs more rapidly 
D)  no flower is needed

Question 16

In maple trees in the spring, sap with the sugar to make maple syrup is extracted from what plant tissue?

Accepted Answer

A)  secondary xylem 
B)  pith 
C)  cork 
D)  phloem 
A)  secondary xylem 
B)  pith 
C)  cork 
D)  phloem

Question 17

Lack of a fruit is:

Accepted Answer

A)  not characteristic of monocots or dicots. 
B)  characteristic of monocots. 
C)  characteristic of many dicots. 
D)  characteristic of nonflowering seed plants. 
A)  not characteristic of monocots or dicots. 
B)  characteristic of monocots. 
C)  characteristic of many dicots. 
D)  characteristic of nonflowering seed plants.

Question 18

In gymnosperms, the gametophyte portion of the life is dominant.

Accepted Answer

A) True 
 B)False

Exam 25: Form and Function in Flowering Plants

Humans are not very nice to grain seeds that we harvest; we kill the embryos and take away their food (endosperm).

Based on your knowledge of how growth rings form, trees in which of these locations are likely to not have obvious growth rings in their secondary xylem?

A sequence of vessel elements most closely resembles:

Externally, how can you identify the youngest part of the region of maturation in a root?

Woody plants have primary growth.

The petals of a flower are a part of the gametophyte.

The fact that transfer cells have many mitochondria supports the statement that transfer cells move mineral ions by means of:

A good way to study the translocation of food in plants would be to use radioactive:

You find a chunk of petrified fossil wood and take it to a paleobotanist, who identifies it as palm (monocot) wood. What is the basis of this identification?

Which of the following is true about the alternation of generations in land plants?

Match the term cotyledon with the most closely related term.

Label the parts of the flowering plant (angiosperm).

All of the following are part of the mechanism for phloem transport except:

In the life cycle of a flowering plant, events include (1) fusion of sperm to egg and (2) division of the megaspore mother cell to form megaspores, in which order?

You find a plant that is a self-pollinator. Why might this be a benefit?

In maple trees in the spring, sap with the sugar to make maple syrup is extracted from what plant tissue?

Lack of a fruit is:

In gymnosperms, the gametophyte portion of the life is dominant.

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

Filters