Question 1

Due to their more savory flavor, tomatoes are generally thought of as vegetables; the presence of seeds means they are technically considered _______.

Accepted Answer

The answer of Due to their more savory flavor, tomatoes...

Question 2

Which fact explains how leaves are able to perform their function in relation to flowering?

Accepted Answer

A)  They absorb and sense light. 
B)  They are green. 
C)  They have protective leaf hairs. 
D)  They are frequently lost in the fall or in dry seasons. 
E)  They can grow quite large. 
A)  They absorb and sense light. 
B)  They are green. 
C)  They have protective leaf hairs. 
D)  They are frequently lost in the fall or in dry seasons. 
E)  They can grow quite large.

Question 3

Which processes are required in order for a megasporocyte to produce an egg cell?

Accepted Answer

A)  Meiosis followed by mitosis 
B)  Mitosis followed by meiosis 
C)  Several meiotic divisions only 
D)  Several mitotic divisions only 
E)  Several nuclear fusion events 
A)  Meiosis followed by mitosis 
B)  Mitosis followed by meiosis 
C)  Several meiotic divisions only 
D)  Several mitotic divisions only 
E)  Several nuclear fusion events

Question 4

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

Accepted Answer

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

Question 5

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

Accepted Answer

A)  macromolecules. 
B)  monomers in solution. 
C)  monomers in fat storage. 
D)  cellular enzymes. 
E)  cellular organelles. 
A)  macromolecules. 
B)  monomers in solution. 
C)  monomers in fat storage. 
D)  cellular enzymes. 
E)  cellular organelles.

Question 6

Which is an advantage of apomixis?

Accepted Answer

A)  Pollination is unnecessary. 
B)  Seeds produced are more genetically varied than the parent plant. 
C)  Flowering initiation is unnecessary. 
D)  Disease resistance can be increased in offspring. 
E)  Clonal populations are more hardy in all conditions. 
A)  Pollination is unnecessary. 
B)  Seeds produced are more genetically varied than the parent plant. 
C)  Flowering initiation is unnecessary. 
D)  Disease resistance can be increased in offspring. 
E)  Clonal populations are more hardy in all conditions.

Question 7

Gene expression of the flowering locus AP1 in apical buds depends on photoperiodic induction of _______ gene expression in leaves.

Accepted Answer

The answer of Gene expression of the flowering locus AP1...

Question 8

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 9

Florigen is

Accepted Answer

A)  an RNA transcript of the FD gene. 
B)  transported in the xylem. 
C)  a protein that blocks transport in stems. 
D)  a protein made in leaves. 
E)  coded for by the CONSTANS gene. 
A)  an RNA transcript of the FD gene. 
B)  transported in the xylem. 
C)  a protein that blocks transport in stems. 
D)  a protein made in leaves. 
E)  coded for by the CONSTANS gene.

Question 10

Refer to the figure showing a carpel.   In fertilization, the egg is adjacent to two haploid cells called

Accepted Answer

A)  gametophytes. 
B)  synergids. 
C)  symbionts. 
D)  helper cells. 
E)  companion cells. 
A)  gametophytes. 
B)  synergids. 
C)  symbionts. 
D)  helper cells. 
E)  companion cells.

Question 11

Which is a means of asexual reproduction involving nonvegetative parts of a plant?

Accepted Answer

A)  Apomixis 
B)  Production of corms 
C)  Production of bulbs 
D)  Production of rhizomes 
E)  Production of suckers 
A)  Apomixis 
B)  Production of corms 
C)  Production of bulbs 
D)  Production of rhizomes 
E)  Production of suckers

Question 12

When a leaf on a plant is exposed to a critical day length, _______ is released from the leaf and travels to the bud to initiate flowering.

Accepted Answer

The answer of When a leaf on a plant is...

Question 13

The Osage orange tree produces a compound fruit that resembles an orange but is very bitter and not particularly edible.The natural range of this tree is a relatively small region in Texas and Oklahoma.What is a likely reason for this narrow ecological range?

Accepted Answer

There are not many animals that eat the

Question 14

A seed consists of a _______ embryo, a _______ endosperm, and a _______ seed coat.

Accepted Answer

A)  diploid; triploid; diploid 
B)  haploid; triploid; diploid 
C)  diploid; triploid; haploid 
D)  diploid; diploid; diploid 
E)  haploid; diploid; haploid 
A)  diploid; triploid; diploid 
B)  haploid; triploid; diploid 
C)  diploid; triploid; haploid 
D)  diploid; diploid; diploid 
E)  haploid; diploid; haploid

Question 15

In flowering plants, fertilization occurs

Accepted Answer

A)  where pollen lands on the stigma. 
B)  where the pollen tube germinates. 
C)  inside the pollen tube. 
D)  at the base of the embryo sac. 
E)  inside the seed. 
A)  where pollen lands on the stigma. 
B)  where the pollen tube germinates. 
C)  inside the pollen tube. 
D)  at the base of the embryo sac. 
E)  inside the seed.

Question 16

In the mature embryo sac, the cells closest to where the pollen tube enters the ovule (the micropyle) are the

Accepted Answer

A)  polar nuclei. 
B)  synergids. 
C)  polar nuclei and synergids. 
D)  egg cell and polar nuclei. 
E)  egg cell and synergids. 
A)  polar nuclei. 
B)  synergids. 
C)  polar nuclei and synergids. 
D)  egg cell and polar nuclei. 
E)  egg cell and synergids.

Question 17

A clone of white potatoes may be derived from underground

Accepted Answer

A)  stolons. 
B)  tubers. 
C)  rhizomes. 
D)  bulbs. 
E)  root suckers. 
A)  stolons. 
B)  tubers. 
C)  rhizomes. 
D)  bulbs. 
E)  root suckers.

Question 18

Which mechanism helps avoid reproduction resulting from self-pollination?

Accepted Answer

A)  Decreasing genetic diversity 
B)  Self-incompatibility 
C)  Self-fertilization 
D)  Autolysis 
E)  Programmed cell death 
A)  Decreasing genetic diversity 
B)  Self-incompatibility 
C)  Self-fertilization 
D)  Autolysis 
E)  Programmed cell death

Question 19

A scientist has perfected a technique for capturing individual cells during the process of reproduction.What will she capture along with one of the synergids just before fertilization?

Accepted Answer

A)  Sperm cells 
B)  Generative nuclei 
C)  Tube nuclei 
D)  Pollen nuclei 
E)  Microspores 
A)  Sperm cells 
B)  Generative nuclei 
C)  Tube nuclei 
D)  Pollen nuclei 
E)  Microspores

Question 20

Refer to the figure of tobacco plants.   Maryland Mammoth tobacco (the plant on the right) flowers when the day is shorter than a critical maximum.This can be described as a _______ plant.

Accepted Answer

A)  short-day 
B)  long-day 
C)  day-neutral 
D)  short-night 
E)  long-night 
A)  short-day 
B)  long-day 
C)  day-neutral 
D)  short-night 
E)  long-night

Exam 37: Reproduction in Flowering Plants

Due to their more savory flavor, tomatoes are generally thought of as vegetables; the presence of seeds means they are technically considered _______.

Which fact explains how leaves are able to perform their function in relation to flowering?

Which processes are required in order for a megasporocyte to produce an egg cell?

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

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

Which is an advantage of apomixis?

Gene expression of the flowering locus AP1 in apical buds depends on photoperiodic induction of _______ gene expression in leaves.

The fruit generally develops from which part of the flower?

Florigen is

Refer to the figure showing a carpel. In fertilization, the egg is adjacent to two haploid cells called

Which is a means of asexual reproduction involving nonvegetative parts of a plant?

When a leaf on a plant is exposed to a critical day length, _______ is released from the leaf and travels to the bud to initiate flowering.

The Osage orange tree produces a compound fruit that resembles an orange but is very bitter and not particularly edible.The natural range of this tree is a relatively small region in Texas and Oklahoma.What is a likely reason for this narrow ecological range?

A seed consists of a _______ embryo, a _______ endosperm, and a _______ seed coat.

In flowering plants, fertilization occurs

In the mature embryo sac, the cells closest to where the pollen tube enters the ovule (the micropyle) are the

A clone of white potatoes may be derived from underground

Which mechanism helps avoid reproduction resulting from self-pollination?

A scientist has perfected a technique for capturing individual cells during the process of reproduction.What will she capture along with one of the synergids just before fertilization?

Refer to the figure of tobacco plants. Maryland Mammoth tobacco (the plant on the right) flowers when the day is shorter than a critical maximum.This can be described as a _______ plant.

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 Communication and Multicellularity

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

Recombinant Dna and Biotechnology

Mechanisms of Evolution

Reconstructing and Using Phylogenies

Speciation

Evolution of Genes and Genomes

The History of Life on Earth

Bacteria, Archaea, and Viruses

The Origin and Diversification of Eukaryotes

Plants Without Seeds: From Water to Land

The Evolution of Seed Plants

The Evolution and Diversity of Fungi

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, Glia, and Nervous Systems

Sensory Systems

The Mammalian Nervous System: Structure and Higher Functions

Musculoskeletal Systems

Gas Exchange

Circulatory Systems

Nutrition, Digestion, and Absorption

Salt and Water Balance and Nitrogen Excretion

Animal Behavior

The Physical Environment and Biogeography of Life

Populations

Species Interactions

Communities

Ecosystems

A Changing Biosphere

Filters

A seed consists of a ___ embryo, a _ endosperm, and a _____ seed coat.