Question 1

Megaspores

Accepted Answer

A)  are haploid. 
B)  are found in the ovule. 
C)  will develop into gametophytes. 
D)  are female rather than male. 
E)  have all of these characteristics. 
A)  are haploid. 
B)  are found in the ovule. 
C)  will develop into gametophytes. 
D)  are female rather than male. 
E)  have all of these characteristics.

Question 2

Which of the following is NOT true of plant hormones?

Accepted Answer

A)  they are active in an adult plant body 
B)  they are signaling molecules 
C)  they produce effects only at high concentrations 
D)  they are produced only in certain regions of the plant 
E)  all of these are NOT true of plant hormones 
A)  they are active in an adult plant body 
B)  they are signaling molecules 
C)  they produce effects only at high concentrations 
D)  they are produced only in certain regions of the plant 
E)  all of these are NOT true of plant hormones

Question 3

The endosperm produced during double fertilization is

Accepted Answer

A)  diploid. 
B)  tetraploid. 
C)  polyploid. 
D)  triploid. 
E)  haploid. 
A)  diploid. 
B)  tetraploid. 
C)  polyploid. 
D)  triploid. 
E)  haploid.

Question 4

Choose the one most appropriate answer for each.
a.haploid cells in the anther
b.reduction of chromosome number by one-half
c.after fertilization,ripens into fruit tissue
d.two nuclei in the ovule that unite with a single sperm
e.after fertilization,will form a seed
f.modified leaf with pigments and fragrance-producing cells
g.mature microspore
h.female reproductive organ
i.landing platform for pollen
j.pollen-bearing structure
k.haploid cells in the ovule
l.outermost whorl of flower parts on a receptacle
m.female gametophyte
-sepal

Accepted Answer

The answer of Choose the one most appropriate answer for...

Question 5

The aging of a plant from the time of full maturity is known as

Accepted Answer

A)  senescence. 
B)  photoperiodism. 
C)  abscission. 
D)  dormancy. 
E)  chlorosis. 
A)  senescence. 
B)  photoperiodism. 
C)  abscission. 
D)  dormancy. 
E)  chlorosis.

Question 6

Choose the one most appropriate answer for each.
a.haploid cells in the anther
b.reduction of chromosome number by one-half
c.after fertilization,ripens into fruit tissue
d.two nuclei in the ovule that unite with a single sperm
e.after fertilization,will form a seed
f.modified leaf with pigments and fragrance-producing cells
g.mature microspore
h.female reproductive organ
i.landing platform for pollen
j.pollen-bearing structure
k.haploid cells in the ovule
l.outermost whorl of flower parts on a receptacle
m.female gametophyte
-microspores

Accepted Answer

The answer of Choose the one most appropriate answer for...

Question 7

-The seeds will form in the structure at letter _____.

Accepted Answer

The answer of  
-The seeds will form in the...

Question 8

Phytochrome is converted from the inactive to the active form by being exposed to light of what color?

Accepted Answer

A)  far red 
B)  red 
C)  yellow 
D)  white 
E)  blue 
A)  far red 
B)  red 
C)  yellow 
D)  white 
E)  blue

Question 9

Which of the following chemicals is used to induce polyploidy?

Accepted Answer

A)  colchicine 
B)  ethylene 
C)  gibberellin 
D)  cytokinin 
E)  auxin 
A)  colchicine 
B)  ethylene 
C)  gibberellin 
D)  cytokinin 
E)  auxin

Question 10

Four of the five answers listed below are haploid.Select the EXCEPTION.

Accepted Answer

A)  gametophyte 
B)  zygote 
C)  sperm 
D)  egg 
E)  gamete 
A)  gametophyte 
B)  zygote 
C)  sperm 
D)  egg 
E)  gamete

Question 11

Four of the five answers listed below are related by being plant gender specific.Select the EXCEPTION.

Accepted Answer

A)  carpel 
B)  ovary 
C)  stamen 
D)  style 
E)  stigma 
A)  carpel 
B)  ovary 
C)  stamen 
D)  style 
E)  stigma

Question 12

The seeds of colorful,fleshy fruits are most likely to be spread by

Accepted Answer

A)  animals. 
B)  water. 
C)  wind. 
D)  gravity. 
E)  a combination of more than one of these. 
A)  animals. 
B)  water. 
C)  wind. 
D)  gravity. 
E)  a combination of more than one of these.

Question 13

What is the function of endosperm?

Accepted Answer

A)  food for animal pollinators in flowers that don't have nectar 
B)  food for the sprouting seedling 
C)  food for developing pollen grains 
D)  food for the growing pollen tube 
E)  food for the developing fruit 
A)  food for animal pollinators in flowers that don't have nectar 
B)  food for the sprouting seedling 
C)  food for developing pollen grains 
D)  food for the growing pollen tube 
E)  food for the developing fruit

Question 14

Which of the following is an aggregate fruit?

Accepted Answer

A)  peas 
B)  acorns 
C)  pineapples 
D)  strawberries 
E)  cherries 
A)  peas 
B)  acorns 
C)  pineapples 
D)  strawberries 
E)  cherries

Question 15

The process of inducing a cutting from one plant to fuse with the tissues of another plant is called

Accepted Answer

A)  root sucker propagation. 
B)  cloning. 
C)  vegetative reproduction. 
D)  tissue culture. 
E)  grafting. 
A)  root sucker propagation. 
B)  cloning. 
C)  vegetative reproduction. 
D)  tissue culture. 
E)  grafting.

Question 16

Which forms the outermost whorl of flower parts?

Accepted Answer

A)  the calyx 
B)  the corolla 
C)  the filaments 
D)  the carpels 
E)  the stamens 
A)  the calyx 
B)  the corolla 
C)  the filaments 
D)  the carpels 
E)  the stamens

Question 17

Counting the number of seeds in a fruit will give a firm indication of the number of ___ in the flower.

Accepted Answer

A)  carpels 
B)  stamens 
C)  pollen grains 
D)  ovules 
E)  microspores 
A)  carpels 
B)  stamens 
C)  pollen grains 
D)  ovules 
E)  microspores

Exam 28: Plant Reproduction and Development

Megaspores

Which of the following is NOT true of plant hormones?

The endosperm produced during double fertilization is

The aging of a plant from the time of full maturity is known as

-The seeds will form in the structure at letter _____.

Phytochrome is converted from the inactive to the active form by being exposed to light of what color?

Which of the following chemicals is used to induce polyploidy?

Four of the five answers listed below are haploid.Select the EXCEPTION.

Four of the five answers listed below are related by being plant gender specific.Select the EXCEPTION.

The seeds of colorful,fleshy fruits are most likely to be spread by

What is the function of endosperm?

Which of the following is an aggregate fruit?

The process of inducing a cutting from one plant to fuse with the tissues of another plant is called

Which forms the outermost whorl of flower parts?

Counting the number of seeds in a fruit will give a firm indication of the number of ___ in the flower.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

DNA Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

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