Question 1

Monocots protect their first true leaves by ________,whereas eudicots protect their first leaves by ________.

Accepted Answer

A) bending the coleorhiza as the shoot grows through the soil; a surrounding sheath called the coleoptile. 
B) providing a protective layer called sepals; surrounding them with endosperm. 
C) bending their shoot as it grows through the soil; surrounding them with a protective sheath called the coleorhiza. 
D) surrounding them with a sheath called a coleoptile; bending the shoot as it grows through the soil. 
A) bending the coleorhiza as the shoot grows through the soil; a surrounding sheath called the coleoptile. 
B) providing a protective layer called sepals; surrounding them with endosperm. 
C) bending their shoot as it grows through the soil; surrounding them with a protective sheath called the coleorhiza. 
D) surrounding them with a sheath called a coleoptile; bending the shoot as it grows through the soil. D

Question 2

The transfer of pollen from an anther to the stigma of a carpel is

Accepted Answer

A) germination. 
B) pollination. 
C) fertilization. 
D) coevolution. 
A) germination. 
B) pollination. 
C) fertilization. 
D) coevolution. B

Question 3

A moth-pollinated flower is likely to have

Accepted Answer

A) lightly colored flowers,no landing area,and strong sweet perfume. 
B) white flowers with short tubes,a wide landing area,and no odor. 
C) blue or yellow flowers,a wide landing area,and not very much odor. 
D) blue or yellow flowers,a wide landing area,and no odor. 
E) red flowers that open in daytime,a wide landing area,and an odor resembling dead meat. 
A) lightly colored flowers,no landing area,and strong sweet perfume. 
B) white flowers with short tubes,a wide landing area,and no odor. 
C) blue or yellow flowers,a wide landing area,and not very much odor. 
D) blue or yellow flowers,a wide landing area,and no odor. 
E) red flowers that open in daytime,a wide landing area,and an odor resembling dead meat. A

Question 4

List the stages,in the correct order,of the development of a eudicot embryo.

Accepted Answer

1.zygote formation 2.proembryo

Question 5

A megasporocyte is found in the

Accepted Answer

A) anther. 
B) stigma. 
C) ovule. 
D) filament. 
E) style. 
A) anther. 
B) stigma. 
C) ovule. 
D) filament. 
E) style.

Question 6

Which of the following is NOT a simple fruit?

Accepted Answer

A) peach 
B) pea 
C) rice 
D) pineapple 
A) peach 
B) pea 
C) rice 
D) pineapple

Question 7

The microspore develops into a

Accepted Answer

A) megasporocyte. 
B) female gametophyte. 
C) microsporocyte. 
D) male gametophyte. 
E) zygote. 
A) megasporocyte. 
B) female gametophyte. 
C) microsporocyte. 
D) male gametophyte. 
E) zygote.

Question 8

Which of the following statements about fruits is NOT true?

Accepted Answer

A) A blackberry is an example of a simple fruit. 
B) A fleshy fruit has a fleshy pericarp,as in a peach. 
C) Most fruits are simple fruits,derived from a single ovary. 
D) A dry fruit may split at maturity to release its seeds,as in a pea or bean pod. 
E) A multiple fruit,such as a pineapple,forms from many individual flowers on a stem. 
A) A blackberry is an example of a simple fruit. 
B) A fleshy fruit has a fleshy pericarp,as in a peach. 
C) Most fruits are simple fruits,derived from a single ovary. 
D) A dry fruit may split at maturity to release its seeds,as in a pea or bean pod. 
E) A multiple fruit,such as a pineapple,forms from many individual flowers on a stem.

Question 9

Why and when is asexual reproduction advantageous in plants?

Accepted Answer

Asexual reproduction is advantageous bec

Question 10

Which component of the flowering plant is considered the female portion of the plant?

Accepted Answer

A) carpel 
B) stamen 
C) style 
D) corolla 
A) carpel 
B) stamen 
C) style 
D) corolla

Question 11

Seeds contain all of the following EXCEPT

Accepted Answer

A) an embryo sporophyte. 
B) sufficient water for germination. 
C) stored food. 
D) a seed coat. 
A) an embryo sporophyte. 
B) sufficient water for germination. 
C) stored food. 
D) a seed coat.

Question 12

The anther and filament are parts of the

Accepted Answer

A) pistil. 
B) sepal. 
C) receptacle. 
D) petal. 
E) stamen. 
A) pistil. 
B) sepal. 
C) receptacle. 
D) petal. 
E) stamen.

Question 13

All of the following statements about cell suspension cultures are true EXCEPT

Accepted Answer

A) digitalis,digitoxin,and quinine are produced by cell suspension culture. 
B) large numbers of plants are grown and collected from the natural environment to produce chemicals in the laboratory. 
C) chemicals are produced and extracted in high concentrations,sometimes from genetically modified cells. 
D) cell suspension cultures produce the same chemicals the entire plant produces. 
A) digitalis,digitoxin,and quinine are produced by cell suspension culture. 
B) large numbers of plants are grown and collected from the natural environment to produce chemicals in the laboratory. 
C) chemicals are produced and extracted in high concentrations,sometimes from genetically modified cells. 
D) cell suspension cultures produce the same chemicals the entire plant produces.

Question 14

Many plants are totipotent,which means

Accepted Answer

A) they are capable of providing their own nutrition,requiring no external nutritional sources. 
B) each cell of the plant has the genetic capability of developing into an entire plant. 
C) they are incapable of dividing to produce daughter cells. 
D) they are metabolically inactive,existing in a state of dormancy. 
A) they are capable of providing their own nutrition,requiring no external nutritional sources. 
B) each cell of the plant has the genetic capability of developing into an entire plant. 
C) they are incapable of dividing to produce daughter cells. 
D) they are metabolically inactive,existing in a state of dormancy.

Question 15

Explain how the sexual life cycle of flowering plants is adapted to the terrestrial environment.

Accepted Answer

Answers may vary.The sexual life cycle o

Question 16

Which of the following statements is NOT true about the germinated pollen grain?

Accepted Answer

A) The generative cell produces two sperm. 
B) The pollen tube forms in the style. 
C) The tube cell produces the pollen tube. 
D) There are two sperm nuclei that move down the pollen tube to the micropyle. 
E) Fertilization occurs when the pollen grain germinates. 
A) The generative cell produces two sperm. 
B) The pollen tube forms in the style. 
C) The tube cell produces the pollen tube. 
D) There are two sperm nuclei that move down the pollen tube to the micropyle. 
E) Fertilization occurs when the pollen grain germinates.

Question 17

Ovules are contained within the

Accepted Answer

A) ovary. 
B) stigma. 
C) anther. 
D) filament. 
E) style. 
A) ovary. 
B) stigma. 
C) anther. 
D) filament. 
E) style.

Question 18

Which of the following statements is NOT true about the life cycle of flowering plants?

Accepted Answer

A) The sporophyte is diploid. 
B) The sporophyte produces heterospores. 
C) The female gametophyte is the seed. 
D) The male gametophyte is the pollen grain. 
E) The female gametophyte is retained within the body of the sporophyte parent generation. 
A) The sporophyte is diploid. 
B) The sporophyte produces heterospores. 
C) The female gametophyte is the seed. 
D) The male gametophyte is the pollen grain. 
E) The female gametophyte is retained within the body of the sporophyte parent generation.

Question 19

Angiosperms have two separate gametophytes because

Accepted Answer

A) this is normal for alternation of generations. 
B) one can survive and fertilize without the need for external water. 
C) the microgametophyte is haploid and the megagametophyte is diploid. 
D) these two structures allow fertilization without the need for external water. 
E) this is normal for all sexually reproducing plants,where sperm are produced by microgametophytes and eggs by megagametophytes. 
A) this is normal for alternation of generations. 
B) one can survive and fertilize without the need for external water. 
C) the microgametophyte is haploid and the megagametophyte is diploid. 
D) these two structures allow fertilization without the need for external water. 
E) this is normal for all sexually reproducing plants,where sperm are produced by microgametophytes and eggs by megagametophytes.

Question 20

Plants that reproduce asexually by growth of a new plant from stems or roots show vegetative propagation.

Accepted Answer

A) True 
 B)False

Exam 27: Flowering Plants: Reproduction

Monocots protect their first true leaves by ________,whereas eudicots protect their first leaves by ________.

The transfer of pollen from an anther to the stigma of a carpel is

A moth-pollinated flower is likely to have

List the stages,in the correct order,of the development of a eudicot embryo.

A megasporocyte is found in the

Which of the following is NOT a simple fruit?

The microspore develops into a

Which of the following statements about fruits is NOT true?

Why and when is asexual reproduction advantageous in plants?

Which component of the flowering plant is considered the female portion of the plant?

Seeds contain all of the following EXCEPT

The anther and filament are parts of the

All of the following statements about cell suspension cultures are true EXCEPT

Many plants are totipotent,which means

Explain how the sexual life cycle of flowering plants is adapted to the terrestrial environment.

Which of the following statements is NOT true about the germinated pollen grain?

Ovules are contained within the

Which of the following statements is NOT true about the life cycle of flowering plants?

Angiosperms have two separate gametophytes because

Plants that reproduce asexually by growth of a new plant from stems or roots show vegetative propagation.

A View of Life

Basic Chemistry

The Chemistry of Organic Molecules

Cell Structure and Function

Membrane Structure and Function

Metabolism: Energy and Enzymes

Photosynthesis

Cellular Respiration

The Cell Cycle and Cellular Reproduction

Meiosis and Sexual Reproduction

Mendelian Patterns of Inheritance

Molecular Biology of the Gene

Regulation of Gene Expression

Biotechnology and Genomics

Darwin and Evolution

How Populations Evolve

Speciation and Macroevolution

Origin and History of Life

Taxonomy,systematics,and Phylogeny

Viruses,bacteria,and Archaea

Protist Evolution and Diversity

Fungi Evolution and Diversity

Plant Evolution and Diversity

Flowering Plants: Structure and Organization

Flowering Plants: Nutrition and Transport

Flowering Plants: Control of Growth Responses

Invertebrate Evolution

Vertebrate Evolution

Human Evolution

Animal Organization and Homeostasis

Circulation and Cardiovascular Systems

The Lymphatic and Immune Systems

Digestive Systems and Nutrition

Respiratory Systems

Body Fluid Regulation and Excretory Systems

Neurons and Nervous Systems

Sense Organs

Locomotion and Support Systems

Hormones and Endocrine Systems

Reproductive Systems

Animal Development and Aging

Behavioral Ecology

Population Ecology

Community and Ecosystem Ecology

Major Ecosystems of the Biosphere

Conservation of Biodiversity

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Monocots protect their first true leaves by ,whereas eudicots protect their first leaves by .