Question 1

What is the difference between a cutting and a graft?

Accepted Answer

A)  A cutting is diploid, whereas a graft is haploid. 
B)  A cutting propagates on its own, while a graft is fused to another plant. 
C)  A cutting is haploid, whereas a graft is diploid. 
D)  A cutting is fused to another plant, while a graft propagates on its own. 
E)  A cutting matures faster than a graft. 
A)  A cutting is diploid, whereas a graft is haploid. 
B)  A cutting propagates on its own, while a graft is fused to another plant. 
C)  A cutting is haploid, whereas a graft is diploid. 
D)  A cutting is fused to another plant, while a graft propagates on its own. 
E)  A cutting matures faster than a graft.

Question 2

Match the flower parts with the descriptions, in reference to the diagram.   a.carpel
b.corolla
c.stamen
d.receptacle
e.calyx
-the structures that produces pollen; indicated by label 4

Accepted Answer

The answer of Match the flower parts with the descriptions,...

Question 3

Most apple trees grown from seed produce uniquely ______ fruit.

Accepted Answer

A)  seedless 
B)  unpalatable 
C)  poisonous 
D)  skinless 
E)  fuzzy 
A)  seedless 
B)  unpalatable 
C)  poisonous 
D)  skinless 
E)  fuzzy

Question 4

Match the fruit with its description.
-true fruit; a simple, fleshy fruit
A)pea pod
B)cherry
C)pineapple
D)strawberry
E)blackberry

Accepted Answer

The answer of Match the fruit with its description.
-true fruit;...

Question 5

Through which structure does the pollen tube grow?

Accepted Answer

A)  petal 
B)  carpel 
C)  anther 
D)  filament 
E)  corolla 
A)  petal 
B)  carpel 
C)  anther 
D)  filament 
E)  corolla

Question 6

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 7

A biological response to seasonal changes in the length of day relative to night is called a ____.

Accepted Answer

A)  phototropism 
B)  photoperiodism 
C)  geoperiodism 
D)  circadian rhythm 
E)  thigmostropism 
A)  phototropism 
B)  photoperiodism 
C)  geoperiodism 
D)  circadian rhythm 
E)  thigmostropism

Question 8

The plant hormone that opposes the effects of auxins in apical dominance is ____.

Accepted Answer

A)  auxin 
B)  gibberellin 
C)  cytokinin 
D)  abscisic acid 
E)  ethylene 
A)  auxin 
B)  gibberellin 
C)  cytokinin 
D)  abscisic acid 
E)  ethylene

Question 9

The male gametophyte of a flower develops within a(n) ____.

Accepted Answer

A)  stigma 
B)  anther 
C)  calyx 
D)  corolla 
E)  ovule 
A)  stigma 
B)  anther 
C)  calyx 
D)  corolla 
E)  ovule

Question 10

From which structure is the flower modified?

Accepted Answer

A)  cambium 
B)  root 
C)  xylem 
D)  leaf 
E)  phloem 
A)  cambium 
B)  root 
C)  xylem 
D)  leaf 
E)  phloem

Question 11

Which part of the flower matures into fruit?

Accepted Answer

A)  egg 
B)  ovule 
C)  megaspore 
D)  endosperm 
E)  ovary 
A)  egg 
B)  ovule 
C)  megaspore 
D)  endosperm 
E)  ovary

Question 12

Match the fruit with its description.
-accessory fruit; an aggregate of individual fleshy fruits
A)pea pod
B)cherry
C)pineapple
D)strawberry
E)blackberry

Accepted Answer

The answer of Match the fruit with its description.
-accessory fruit;...

Question 13

In eudicot seed germination, which structure forms a hook shape in the soil?

Accepted Answer

A)  embryonic shoot 
B)  embryonic root 
C)  coleoptile 
D)  cotyledons 
E)  hypocotyl 
A)  embryonic shoot 
B)  embryonic root 
C)  coleoptile 
D)  cotyledons 
E)  hypocotyl

Question 14

The structure of the lady flower orchid is classified as ____.

Accepted Answer

A)  elongated inflorescence 
B)  irregular 
C)  composite 
D)  incomplete 
E)  imperfect 
A)  elongated inflorescence 
B)  irregular 
C)  composite 
D)  incomplete 
E)  imperfect

Question 15

A house plant that has been covered entirely with blue cellophane and then placed in the window ______ because _____.

Accepted Answer

A)  will grow toward the light; auxins accumulate on the dark side 
B)  grow straight up; no auxin gradients will occur 
C)  will grow away the light; auxins accumulate on the lighted side 
D)  will grow toward the light; auxins accumulate on the lighted side 
E)  grow straight up; auxin will increase on both sides 
A)  will grow toward the light; auxins accumulate on the dark side 
B)  grow straight up; no auxin gradients will occur 
C)  will grow away the light; auxins accumulate on the lighted side 
D)  will grow toward the light; auxins accumulate on the lighted side 
E)  grow straight up; auxin will increase on both sides

Question 16

____ is a plant hormone that was first discovered for its ability to promote growth, but it was later discovered to have a critical role as a master coordinator of plant development.

Accepted Answer

A)  Abscisic acid 
B)  Cytokinin 
C)  Gibberellin 
D)  Ethylene 
E)  Auxin 
A)  Abscisic acid 
B)  Cytokinin 
C)  Gibberellin 
D)  Ethylene 
E)  Auxin

Question 17

The binding of a plant hormone to its receptor triggers a change in cellular activities that is ____ in different cells, so the same hormone may have _____ effects in different tissues.

Accepted Answer

A)  similar; different 
B)  similar; same 
C)  different; similar 
D)  different; different 
E)  similar; redundant 
A)  similar; different 
B)  similar; same 
C)  different; similar 
D)  different; different 
E)  similar; redundant

Question 18

What is a cutting?

Accepted Answer

A)  root fragment 
B)  stem fragment 
C)  leaf 
D)  pollinated flower 
E)  seed 
A)  root fragment 
B)  stem fragment 
C)  leaf 
D)  pollinated flower 
E)  seed

Question 19

To which of the following is a microspore most closely and completely related?

Accepted Answer

A)  male gametophyte 
B)  seed 
C)  ovule 
D)  egg 
E)  endosperm 
A)  male gametophyte 
B)  seed 
C)  ovule 
D)  egg 
E)  endosperm

Question 20

The following diagram depicts the life cycle of a cherry, a eudicot. Match the specified labels in the diagram with the corresponding life cycle stage.   a.The pollen tube reaches the ovule, penetrates it, releases two sperm cells, and double fertilization occurs.
b.Mitosis of a microspore followed by differentiation results in a two-celled pollen grain.
c.Three megaspores disintegrate; in the remaining megaspore, three rounds of mitosis without cytoplasmic divisions produce a single cell with eight haploid nuclei.
d.Pollen grain lands on a receptive stigma and germinates.
e.An ovule forms in the ovary and a cell in the ovule enlarges.
f.Pollen sacs form in an anther.
g.Four haploid (n ) megaspores form by meiosis of the enlarged cell in the ovule.
h.Four haploid (n ) microspores form by meiosis of a cell in the pollen sac.
i.Uneven cytoplasmic divisions produce a seven-celled female gametophyte.
j.When the pollen sacs split open, the anther releases pollen grains.
-Which stage is indicated by label 2?

Accepted Answer

The answer of The following diagram depicts the life cycle...

Exam 29: Life Cycles of Flowering Plants

What is the difference between a cutting and a graft?

Match the flower parts with the descriptions, in reference to the diagram. a.carpel b.corolla c.stamen d.receptacle e.calyx -the structures that produces pollen; indicated by label 4

Most apple trees grown from seed produce uniquely ______ fruit.

Match the fruit with its description. -true fruit; a simple, fleshy fruit A)pea pod B)cherry C)pineapple D)strawberry E)blackberry

Through which structure does the pollen tube grow?

The endosperm produced during double fertilization is ____.

A biological response to seasonal changes in the length of day relative to night is called a ____.

The plant hormone that opposes the effects of auxins in apical dominance is ____.

The male gametophyte of a flower develops within a(n) ____.

From which structure is the flower modified?

Which part of the flower matures into fruit?

Match the fruit with its description. -accessory fruit; an aggregate of individual fleshy fruits A)pea pod B)cherry C)pineapple D)strawberry E)blackberry

In eudicot seed germination, which structure forms a hook shape in the soil?

The structure of the lady flower orchid is classified as ____.

A house plant that has been covered entirely with blue cellophane and then placed in the window ______ because _____.

____ is a plant hormone that was first discovered for its ability to promote growth, but it was later discovered to have a critical role as a master coordinator of plant development.

The binding of a plant hormone to its receptor triggers a change in cellular activities that is ____ in different cells, so the same hormone may have _____ effects in different tissues.

What is a cutting?

To which of the following is a microspore most closely and completely related?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Prokaryotes, Protists, and 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

Animal Reproduction and Development

Plant Form and Function

Filters

A house plant that has been covered entirely with blue cellophane and then placed in the window __ because _.

The binding of a plant hormone to its receptor triggers a change in cellular activities that is in different cells, so the same hormone may have _ effects in different tissues.