Deck 30: Plant Reproduction

Question 1

A gametophyte is a __________ plant body that grows by __________ from a __________.

A)haploid; mitosis; spore
B)diploid; mitosis; spore
C)diploid; mitosis; zygote
D)diploid; meiosis; fertilized egg
E)haploid; mitosis; fertilized egg

Answer 1

A

Question 2

The male part of a flower is the

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

Answer 2

B

Question 3

The corolla is made up of

A)sepals.
B)petals.
C)carpels.
D)ovaries.
E)anthers.

Answer 3

B

Question 4

Although, it is not known the exact cause of colony collapse disorder, all of the following EXCEPT __________ are contributing factors.

A)acute paralysis virus
B)pesticides
C)neonicotinoids
D)beetles
E)all of these

Question 5

In the fall of 2006, which of the following pollinators started declining due to several factors?

A)butterflies
B)moths
C)bees
D)mosquitoes
E)night feeding bats

Question 6

The calyx is composed of

A)petals.
B)sepals.
C)stigmas.
D)ovules.
E)anthers.

Question 7

Which of the following is considered to be the most efficient pollinator?

A)butterflies
B)moths
C)bees
D)mosquitoes
E)night feeding bats

Question 8

Stamens contain

A)petals.
B)sepals.
C)stigmas.
D)ovules.
E)anthers.

Question 9

About __________ percent of the 295,000 known species of flowering plants coevolved with animal pollinators.

A)50
B)60
C)70
D)80
E)90

Question 10

Perfect flowers must have

A)reproductive structures of both sexes.
B)petals.
C)sepals.
D)an attractive scent.
E)all of these.

Question 11

The various flower parts are attached to the

A)style.
B)receptacle.
C)stigma.
D)corolla.
E)calyx.

Question 12

A flower forms from

A)an ovary tissue that migrates from the root.
B)stem cells that form tumor like growths.
C)impregnated pollen grains.
D)a modified branch called a receptacle.
E)bark tissue.

Question 13

A stamen is

A)composed of a stigma, a style, and an ovary.
B)the mature male gametophyte.
C)the site where microspores are produced.
D)part of the vegetative phase of an angiosperm.
E)none of these.

Question 14

Which of the following statements is false?

A)Flowers are reproductive shoots.
B)Trees are gametophytes.
C)Sporophyte plants can reproduce asexually.
D)Cells produced by mitosis are clones.
E)Gametophytes are haploid.

Question 15

Seeds are mature

A)anthers.
B)ovaries.
C)ovules.
D)carpels.
E)pollen sacs.

Question 16

Plant pollinators include

A)bees.
B)butterflies.
C)flies.
D)beetles.
E)all of these.

Question 17

The sporophyte generation

A)is essential for a flowering plant to complete its life cycle.
B)is the dominant generation in the lower plants.
C)is microscopic in the flowering plants.
D)produces sperm and egg cells.
E)is the only generation in higher plants.

Question 18

Which forms the outermost whorl of flower parts?

A)sepals
B)petals
C)anthers
D)carpels
E)stamens

Question 19

A sporophyte is a __________ plant body that grows by __________ from a __________.

A)haploid; mitosis; spore
B)diploid; mitosis; spore
C)diploid; mitosis; fertilized egg
D)diploid; meiosis; fertilized egg
E)haploid; mitosis; fertilized egg

Question 20

A plant should still be able to reproduce sexually even though its __________ have been removed.

A)stamens
B)sepals
C)anthers
D)ovaries
E)carpels

Question 21

Which of the following is false?

A)Flowers often exhibit coevolution with their pollinators.
B)Seeds often exhibit coevolution with their disseminators.
C)The pollen grain forms from a haploid microspore.
D)Megaspores are part of the female gametophyte generation.
E)Megaspores and microspores arise through mitosis.

Question 22

The pollen tube grows to or through

A)the stigma.
B)the style.
C)the ovary.
D)the micropyle.
E)all of these.

Question 23

Pollen grains germinate

A)in the style.
B)in the ovule.
C)on the stigma.
D)at the micropyle.
E)in the ovary.

Question 24

Flies are most likely to be attracted to flowers that

A)have red and yellow patterned petals.
B)emit putrid odors.
C)have UV light reflective petals.
D)have large, showy flowers.
E)emit strong, fruity odors.

Question 25

Megaspores

A)are haploid.
B)produce the embryo sac.
C)produce gametophytes.
D)are female.
E)fit all of these descriptions.

Question 26

The megaspore produces a plant with _________ nuclei.

A)2
B)7
C)8
D)14
E)16

Question 27

The megaspore produces a plant with __________ cells.

A)2
B)7
C)8
D)14
E)16

Question 28

Anthers produce

A)ovules.
B)seeds.
C)megaspores.
D)nectar.
E)none of these.

Question 29

Birds are least likely to be attracted to flowers with

A)yellow petals.
B)red petals.
C)both red and yellow parts.
D)strong attractive scents.
E)intense red and yellow patterns on petals.

Question 30

Which of the following is part of the growth phase of the male gametophyte generation?

A)carpel
B)anther
C)pollen tube
D)seed
E)megaspore

Question 31

The endosperm is a __________ tissue.

A)diploid
B)tetraploid
C)pentaploid
D)triploid
E)haploid

Question 32

What do gametes, spores, and the gametophyte generation have in common?

A)They are all diploid.
B)They are all haploid.
C)They are present in vascular plants only.
D)They are all produced by meiosis.
E)They have none of these in common.

Question 33

Hawkmoths are most likely to be attracted to flowers that

A)have red and yellow patterned petals.
B)emit foul odors.
C)have UV light reflective petals.
D)have large, showy flowers.
E)emit strong odors.

Question 34

Which of the following is NOT true concerning nectar? It is

A)sucrose-rich.
B)a dilute fluid.
C)the only food for most butterflies.
D)rich in vitamins and minerals.
E)easy for pollinators to sip.

Question 35

The female gametophyte is the

A)flower.
B)ovule.
C)embryo sac.
D)carpel.
E)ovary.

Question 36

Which of the following choices represents the correct sequence?

A)microspores >>> meiosis >>> gametophyte >>> sperm
B)meiosis >>> microspores >>> gametophyte >>> sperm
C)gametophyte >>> meiosis >>> megaspores >>> eggs
D)meiosis >>> gametophyte >>> megaspores >>> eggs
E)gametophyte >>> mitosis >>> megaspores >>> eggs

Question 37

The egg is

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

Question 38

The process by which a diploid set of chromosomes becomes haploid is

A)pollination.
B)fertilization.
C)cleavage.
D)meiosis.
E)mitosis.

Question 39

Megaspores produce

A)female gametophytes.
B)microspores.
C)sporophytes.
D)embryos.
E)diploid tissue.

Question 40

Flowers that are particularly attractive to bees have petals that

A)are yellow.
B)are blue.
C)are purple.
D)reflect ultraviolet light.
E)fit all of these descriptions.

Question 41

"Double fertilization" produces nutrient tissue by the union of

A)two egg nuclei and one sperm nucleus.
B)two sperm nuclei and one egg nucleus.
C)two sperm nuclei and two egg nuclei.
D)one sperm nucleus and endosperm mother cell nuclei.
E)two sperm nuclei and one endosperm mother cell nucleus.

Question 42

The seed coat forms from the

A)zygote.
B)cotyledon.
C)nucleus.
D)integuments.
E)embryo sac.

Question 43

Seeds include all of the following EXCEPT

A)endosperm.
B)seed coats.
C)cotyledons.
D)integuments.
E)embryos.

Question 44

A pollen grain "knows" when to germinate due to which of the following?

A)differentiation upon contact with the flower
B)exposure to moisture
C)cell signaling pathways
D)electromagnetic impulses from the flower
E)none of these

Question 45

A pollen grain coat is composed of which of the following?

A)sporopollenin
B)cellulose
C)peptidoglycan
D)exopolysaccharides
E)none of these

Question 46

Which of the following is NOT a category of fruit?

A)complex
B)simple
C)aggregate
D)multiple
E)dry

Question 47

Pollen requires all of the following to germinate EXCEPT

A)contact with epidermal cells of the stigma
B)binding to the stigma by species specific adhesion proteins
C)nutrients to diffuse into the dry pollen
D)metabolism to begin in the two cells in the pollen grain
E)all of these are required

Question 48

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

A)animals.
B)water.
C)wind.
D)propulsion from the plant.
E)none of these.

Question 49

Which of the following is the primary function of pollen grain coats?

A)differentiates upon contact with the flower
B)protects from harsh chemicals and dehydration
C)prevents competing pollen grains from being able to fertilize a flower
D)provides an aerodynamic structure to allow them to travel on wind currents
E)none of these

Question 50

The primary function of the endosperm is

A)protection.
B)reproduction.
C)growth.
D)food storage.
E)water absorption.

Question 51

Which of the following develop into seeds?

A)embryo sacs
B)ovaries
C)carpels
D)ovules
E)megaspores

Question 52

The endosperm of a plant

A)is the food supply for the new sporophyte plant.
B)is composed of haploid tissue.
C)protects the young embryo within a seed.
D)provides a connection between the ovary of a flower and a developing seed.
E)produces sperm cells.

Question 53

Which of the following is NOT true concerning shepherd's purse (Capsella) plants?

A)They are eudicots.
B)They have two cotyledons.
C)Their embryos absorb nutrients from the endosperm before germination.
D)Their cotyledons develop from a single lobe of meristematic tissue.
E)Their embryos store absorbed nutrients in their cotyledons.

Question 54

The bran of the seed contains primarily

A)lipopolysaccharides.
B)proteins and vitamins.
C)fiber and minerals.
D)fructose.
E)none of these.

Question 55

Which of the following is an incorrect match?

A)pea pods; dehiscent
B)strawberry; berry
C)cherry; drupe
D)corn; indehiscent
E)tomato; berry

Question 56

The seeds with heavy, waxy coats and air sacs are likely dispersed by

A)animals.
B)water.
C)wind.
D)propulsion from the plant.
E)none of these.

Question 57

The seed is produced by the maturation of the

A)embryo.
B)ovule.
C)ovary.
D)zygote.
E)pollen.

Question 58

The fruits of which of the following plants are dispersed by wind?

A)maple
B)thistle
C)dandelion
D)cattail
E)all of these

Question 59

The embryo of the seed contains primarily

A)lipopolysaccharides.
B)proteins and vitamins.
C)cellulose.
D)fructose.
E)none of these.

Question 60

In flowering plants, one sperm nucleus fuses with an egg nucleus, and a zygote forms that develops into an embryo.Another sperm nucleus

A)fuses with a primary endosperm cell to produce three cells, each with one nucleus.
B)fuses with a primary endosperm cell to produce one cell with one diploid nucleus.
C)fuses with the endosperm mother cell, forming a primary endosperm cell with a single triploid nucleus.
D)fuses with one of the endosperm mother cell nuclei to produce a diploid tissue that serves as the food supply for the embryo.
E)degenerates.

Question 61

What kind of fruit is formed from the fusion of individually pollinated flowers?

A)aggregate
B)simple
C)multiple
D)fleshy
E)dry

Question 62

Which of the following is NOT a fruit?

A)banana
B)pumpkin
C)yam
D)plum
E)tomato

Question 63

All EXCEPT which of the following terms can be used in describing asexual reproduction?

A)clone
B)mitosis
C)identical
D)meiosis
E)parent

Question 64

All of the following are simple fruits EXCEPT

A)pea pods.
B)pineapples.
C)acorns.
D)Capsella.
E)none of the above.

Question 65

Vegetative propagation means that

A)part of a leaf, a stem, or a root, when torn away from the parent plant and planted under proper conditions, can develop into a new plant.
B)a plant cannot reproduce by forming flowers, fruits, and seeds.
C)the leafy part of the gametophyte can grow into a new plant if planted.
D)flowers and fruits from one plant can be grafted onto another closely related plant to produce hybrids.
E)all of these descriptions fit.

Question 66

Fleshy fruits with hard seed coats, such as cherries, are more likely to be dispersed by __________ than by other means.

A)wind
B)adhering to animal fur
C)passing through animal guts
D)falling to the ground, rotting, and releasing their seeds
E)water currents

Question 67

Quaking aspen reproduces by seeds and

A)runners.
B)corms.
C)bulbs.
D)tubers.
E)root suckers.