Question 1

Seeds of angiosperms

Accepted Answer

A)  gain water in the late stages of their development. 
B)  are the structures in which embryos develop. 
C)  are enclosed in fruits derived from the integuments. 
D)  contain diploid endosperm. 
E)  are derived from the ovary. 
A)  gain water in the late stages of their development. 
B)  are the structures in which embryos develop. 
C)  are enclosed in fruits derived from the integuments. 
D)  contain diploid endosperm. 
E)  are derived from the ovary.

Question 2

The asexual production of seeds is called _______.

Accepted Answer

The answer of The asexual production of seeds is called...

Question 3

Define a fruit. Which of the following are fruits: tomato, pear, potato, banana, cucumber, snow pea, peanut, sunflower seed?

Accepted Answer

A fruit is the seed and the ov

Question 4

Which statement about vernalization is not true?

Accepted Answer

A)  It decreases the abundance of an inhibitor of flowering. 
B)  Vernalization involves exposure to cold temperatures. 
C)  It only occurs in crop plants such as cereals. 
D)  In the vernalized state, the synthesis of FLC protein is inhibited. 
E)  If winter wheat is not exposed to cold, it will not flower. 
A)  It decreases the abundance of an inhibitor of flowering. 
B)  Vernalization involves exposure to cold temperatures. 
C)  It only occurs in crop plants such as cereals. 
D)  In the vernalized state, the synthesis of FLC protein is inhibited. 
E)  If winter wheat is not exposed to cold, it will not flower.

Question 5

The embryo sac is also called the

Accepted Answer

A)  megaspore. 
B)  megasporangium. 
C)  megasporocyte. 
D)  megasporophyll. 
E)  megagametophyte. 
A)  megaspore. 
B)  megasporangium. 
C)  megasporocyte. 
D)  megasporophyll. 
E)  megagametophyte.

Question 6

The typical angiosperm female gametophyte

Accepted Answer

A)  is called a microspore. 
B)  has eight nuclei. 
C)  has eight cells. 
D)  is called a pollen grain. 
E)  is carried to the male gametophyte by wind or animals. 
A)  is called a microspore. 
B)  has eight nuclei. 
C)  has eight cells. 
D)  is called a pollen grain. 
E)  is carried to the male gametophyte by wind or animals.

Question 7

Birds are good seed dispersal agents because

Accepted Answer

A)  seed survival in bird guts is low. 
B)  the undigested seeds are deposited in a heap at the nesting sites. 
C)  the undigested seeds are deposited at various feeding sites. 
D)  the undigested seeds are deposited near the same plant that produced them. 
E)  the digested seeds are dispersed at feeding and nesting sites. 
A)  seed survival in bird guts is low. 
B)  the undigested seeds are deposited in a heap at the nesting sites. 
C)  the undigested seeds are deposited at various feeding sites. 
D)  the undigested seeds are deposited near the same plant that produced them. 
E)  the digested seeds are dispersed at feeding and nesting sites.

Question 8

Before becoming a flower, the meristem must _______ in order to begin switching to floral development.

Accepted Answer

A)  experience determinate growth 
B)  be influenced by meristem identity genes 
C)  experience indeterminate growth 
D)  be influenced by other meristems 
E)  None of the above 
A)  experience determinate growth 
B)  be influenced by meristem identity genes 
C)  experience indeterminate growth 
D)  be influenced by other meristems 
E)  None of the above

Question 9

Which of the following is the correct order of events for female gametophytes?

Accepted Answer

A)  Megagametophyte, megasporocyte, megaspore 
B)  Megagametophyte, megaspore, megasporocyte 
C)  Megasporocyte, megaspore, megagametophyte 
D)  Megaspore, megasporocyte, megagametophyte 
E)  Megaspore, megagametophyte, megasporocyte 
A)  Megagametophyte, megasporocyte, megaspore 
B)  Megagametophyte, megaspore, megasporocyte 
C)  Megasporocyte, megaspore, megagametophyte 
D)  Megaspore, megasporocyte, megagametophyte 
E)  Megaspore, megagametophyte, megasporocyte

Question 10

The fruit generally develops from which part of the flower?

Accepted Answer

A)  Petals 
B)  Sepals 
C)  Ovary 
D)  Stamens 
E)  Pedicel 
A)  Petals 
B)  Sepals 
C)  Ovary 
D)  Stamens 
E)  Pedicel

Question 11

A complete flower

Accepted Answer

A)  is made up of structures that are modified leaves. 
B)  consists of carpels, sepals, and petals. 
C)  consists of pistils, sepals, and petals. 
D)  consists of carpels, petals, and pistils. 
E)  consists of pistils, stigmas, and petals. 
A)  is made up of structures that are modified leaves. 
B)  consists of carpels, sepals, and petals. 
C)  consists of pistils, sepals, and petals. 
D)  consists of carpels, petals, and pistils. 
E)  consists of pistils, stigmas, and petals.

Question 12

Vegetative parts that are modified for asexual repro-duction are short, vertical stems called _______ and _______.

Accepted Answer

A)  rhizomes; tubers 
B)  tubers; corms 
C)  bulbs; corms 
D)  bulbs; rhizomes 
E)  corms; rhizomes 
A)  rhizomes; tubers 
B)  tubers; corms 
C)  bulbs; corms 
D)  bulbs; rhizomes 
E)  corms; rhizomes

Question 13

Technically, short-day plants flower when the _______ period _______ a critical period.

Accepted Answer

A)  light; exceeds 
B)  light; is less than 
C)  light; equals 
D)  dark; exceeds 
E)  dark; is less than 
A)  light; exceeds 
B)  light; is less than 
C)  light; equals 
D)  dark; exceeds 
E)  dark; is less than

Question 14

A plant's transition to a flowering state is often marked by a(n)

Accepted Answer

A)  increased rate of photosynthesis. 
B)  decrease in vegetative growth. 
C)  increase in root development. 
D)  decreased rate of respiration. 
E)  increase in lateral bud growth. 
A)  increased rate of photosynthesis. 
B)  decrease in vegetative growth. 
C)  increase in root development. 
D)  decreased rate of respiration. 
E)  increase in lateral bud growth.

Question 15

Strawberries reproduce asexually through

Accepted Answer

A)  cross-hybridization. 
B)  forced seed germination. 
C)  apomixis. 
D)  a runner system. 
E)  vernalization. 
A)  cross-hybridization. 
B)  forced seed germination. 
C)  apomixis. 
D)  a runner system. 
E)  vernalization.

Question 16

In the seed, nutrients for the seedling are generally stored as

Accepted Answer

A)  monomers in solution. 
B)  monomers in fat storage. 
C)  a very concentrated, glass-like fluid. 
D)  cellular enzymes. 
E)  cellular organelles. 
A)  monomers in solution. 
B)  monomers in fat storage. 
C)  a very concentrated, glass-like fluid. 
D)  cellular enzymes. 
E)  cellular organelles.

Question 17

When is asexual reproduction beneficial to plants? Under what conditions is sexual reproduction beneficial?

Accepted Answer

Asexual reproduction is beneficial in st

Question 18

The shoot apex and the root apex appear during the _______ stage of embryo development.

Accepted Answer

A)  heart 
B)  egg 
C)  inflorescence meristem 
D)  torpedo 
E)  zygote 
A)  heart 
B)  egg 
C)  inflorescence meristem 
D)  torpedo 
E)  zygote

Question 19

The transfer of pollen grains to the stigma is called _______.

Accepted Answer

The answer of The transfer of pollen grains to the...

Question 20

Use the following to answer questions :
Refer to the diagram below.  
-Based on the indicated developmental progress of the pollen grains shown in the diagram, what can be inferred about this plant's ability to self-pollinate?

Accepted Answer

The plant is self-in

Exam 38: Reproduction in Flowering Plants

Seeds of angiosperms

The asexual production of seeds is called _______.

Define a fruit. Which of the following are fruits: tomato, pear, potato, banana, cucumber, snow pea, peanut, sunflower seed?

Which statement about vernalization is not true?

The embryo sac is also called the

The typical angiosperm female gametophyte

Birds are good seed dispersal agents because

Before becoming a flower, the meristem must _______ in order to begin switching to floral development.

Which of the following is the correct order of events for female gametophytes?

The fruit generally develops from which part of the flower?

A complete flower

Vegetative parts that are modified for asexual repro-duction are short, vertical stems called _______ and _______.

Technically, short-day plants flower when the _______ period _______ a critical period.

A plant's transition to a flowering state is often marked by a(n)

Strawberries reproduce asexually through

In the seed, nutrients for the seedling are generally stored as

When is asexual reproduction beneficial to plants? Under what conditions is sexual reproduction beneficial?

The shoot apex and the root apex appear during the _______ stage of embryo development.

The transfer of pollen grains to the stigma is called _______.

Use the following to answer questions : Refer to the diagram below. -Based on the indicated developmental progress of the pollen grains shown in the diagram, what can be inferred about this plant's ability to self-pollinate?

Studying Life

Small Molecules and the Chemistry of Life

Proteins, Carbohydrates, and Lipids

Nucleic Acids and the Origin of Life

Cells: the Working Units of Life

Cell Membranes

Cell Signaling and Communication

Energy, Enzymes, and Metabolism

Pathways That Harvest Chemical Energy

Photosynthesis: Energy From Sunlight

The Cell Cycle and Cell Division

Inheritance, Genes, and Chromosomes

Dna and Its Role in Heredity

From Dna to Protein: Gene Expression

Gene Mutation and Molecular Medicine

Regulation of Gene Expression

Genomes

Recombinent Dna and Biotechnology

Differential Gene Expression in Development

Development and Evolutionary Change

Evidence and Mechanisms of Evolution

Reconstructing and Using Phylogenies

Species and Their Formation

Evolution of Genes and Genomes

The History of Life on Earth

Bacteria and Archaea: the Prokaryotic Domains

The Origin and Diversification of Eukaryotes

Plants Without Seeds: From Water to Land

The Evolution of Seed Plants

Fungi: Recyclers, Pathogens, Parasites, and Plant Partners

Animal Origins and the Evolution of Body Plans

Protostome Animals

Deuterostome Animals

The Plant Body

Transport in Plants

Plant Nutrition

Regulation of Plant Growth

Plant Responses to Environmental Challenges

Physiology, Homeostasis, and Temperature Regulation

Animal Hormones

Immunology: Animal Defense Systems

Animal Reproduction

Animal Development

Neurons and Nervous Systems

Sensory Systems

The Mammalian Nervous System: Structure and Higher Function

Musculoskeletal Systems

Gas Exchange in Animals

Circulatory Systems

Nutrition, Digestion, and Absorption

Salt and Water Balance and Nitrogen

Animal Behavior

Ecology and the Distribution of Life

Population Ecology

Species Interaction and Coevolution

Community Ecology

Ecosystems and Global Ecology

Conservation Biology

Filters

Vegetative parts that are modified for asexual repro-duction are short, vertical stems called _ and _.

Technically, short-day plants flower when the _ period _ a critical period.