Deck 28: The Life of a Flowering Plant

Question 1

Which of the following are the tiny projections found on roots that increase the surface area?

A)root hairs
B)cotyledons
C)nodes
D)mesophyll

Answer 1

A

Question 2

Which of the following cell types provide support in growing parts of a plant?

A)parenchyma cells
B)collenchyma cells
C)sclerenchyma cells
D)water-conducting cells

Answer 2

B

Question 3

Which of the following products used by humans sometimes comes from plants?

A)fuel,only
B)clothing,only
C)food,only
D)fuel,clothing,and food

Answer 3

D

Question 4

Which of the following is the major component of most plant cell walls?

A)chloroplasts
B)lignin
C)starch
D)cellulose

Question 5

Which of the following describes the vascular system of a typical plant? I)It is made up of xylem and phloem.
II)It provides support.
III)It transports nutrients throughout the plant.

A)I
B)I and II
C)I and III
D)I,II,and III

Question 6

Which of the following best characterizes the monocots?

A)embryo with one seed leaf,leaves with parallel veins,stems with vascular bundles scattered,and flower parts in threes
B)embryo with one seed leaf,leaves with parallel veins,stems with a ring of vascular tissue,and flower parts in fives
C)embryo with two seed leaves,leaf veins not parallel,stems with ring of vascular tissue,and flower parts in fives
D)embryo with two seed leaves,leaf veins not parallel,stems with vascular bundles scattered,and flower parts in threes

Question 7

Which of the following best describes the primary function of typical leaves?

A)anchoring
B)photosynthesis
C)shade
D)storage of the sugars produced

Question 8

Which of the following do guard cells act to regulate?

A)stomata
B)cuticle
C)epidermis
D)root hairs

Question 9

Which of the following describes the single layer of tightly packed cells that cover the entire root?

A)xylem
B)root hairs
C)epidermis
D)endodermis

Question 10

The ________ is the selective barrier of a root that determines which substances pass between the cortex and vascular tissue.

A)epidermis
B)endodermis
C)cuticle
D)xylem

Question 11

Which of the following constitute the shoot system of a plant? I)leaves
II)stems
III)roots

A)I only
B)I and II
C)II and III
D)I,II,and III

Question 12

Which of the following is the main site of photosynthesis in a typical leaf?

A)epidermis
B)endodermis
C)mesophyll
D)xylem

Question 13

Which of the following describes the sites of leaf attachment in a stem?

A)joints
B)nodes
C)internodes
D)cotyledons

Question 14

Which of the following is a stem modification for storage?

A)tuber
B)petiole
C)internode
D)runner

Question 15

You trim two different houseplants.The first houseplant becomes bushier,but the pruning does not affect the growth of the second plant.A possible explanation is ________.

A)you removed the axillary bud on the first plant but not the second
B)the second plant forms tubers,but the first plant does not
C)the first plant has compound leaves and the second plant has simple leaves
D)you removed the terminal bud on the first plant but not the second

Question 16

Which of the following best characterizes the eudicots?

A)flower parts in threes
B)leaves with parallel veins
C)an embryo with two seed leaves
D)stems with scattered vascular bundles

Question 17

Which of the following is a function of roots?

A)absorbs water only
B)absorbs nutrients from the soil only
C)stores food only
D)stores food and absorbs water and nutrients from the soil

Question 18

Most domesticated food crops come from which of the following plant groups?

A)mosses
B)gymnosperms
C)ferns
D)angiosperms

Question 19

Which of the following is the waxy coating secreted on leaves and most stems?

A)cuticle
B)lignin
C)endodermis
D)epidermis

Question 20

Which of the following best describes the condition in which the terminal bud of many plants produces hormones that inhibit growth of axillary buds?

A)biennial
B)secondary growth
C)apical dominance
D)germination

Question 21

Which of the following form tubes and are alive when mature?

A)parenchyma cells
B)collenchyma cells
C)water-conducting cells
D)food-conducting cells

Question 22

Flowering plants reproduce through ________.

A)asexual reproduction only
B)sexual reproduction only
C)asexual reproduction and sexual reproduction
D)budding

Question 23

Which of the following is a multicellular mass that nourishes the embryo until it becomes a self-supporting seedling?

A)the endosperm
B)a seed coat
C)a fruit
D)a cotyledon

Question 24

Which of the following form chains with overlapping ends to form a system of water-carrying tubes,and are dead when mature?

A)collenchyma cells
B)sclerenchyma cells
C)water-conducting cells
D)food-conducting cells

Question 25

Which of the following is a function of parenchyma cells? I)food storage
II)photosynthesis
III)divide and develop to become other types of cells

A)I
B)II
C)III
D)I,II,and III

Question 26

A plant grows taller through ________,which involves cell division in the ________.

A)primary growth...vascular cambium
B)secondary growth...vascular cambium
C)primary growth...apical meristem
D)secondary growth...cork cambium

Question 27

Which of the following plant types complete their life cycle in 2 years?

A)annuals only
B)annuals and perennials
C)biennials only
D)perennials only

Question 28

In which structure do pollen grains develop?

A)stamen
B)sepal
C)filament
D)anther

Question 29

The ________ enclose and protect the flower bud,while the ________ advertise the flower to insects and other pollinators.

A)anthers...petals
B)carpels...stigmata
C)sepals...stamens
D)sepals...petals

Question 30

Which of the following is responsible for the increase in girth (width)of trees?

A)primary growth
B)secondary growth
C)growth in apical meristems
D)an increase in the width of vessel elements

Question 31

A homeowner uses a nail to hang a "Home Sweet Home" sign on the trunk of an oak tree.The sign is 2 meters above the ground.The tree grows in height at a rate of 10 cm per year.How high above the ground will the sign be in 15 years?

A)1)5 meters
B)2 meters
C)3)5 meters
D)152 meters

Question 32

Which of the following is the part of a flower that contains the female reproductive structures?

A)carpel
B)stamen
C)sepal
D)petal

Question 33

A tree grows wider each year because of ________. I)apical meristem
II)vascular cambium
III)cork cambium

A)I only
B)II only
C)II and III
D)I,II,and III

Question 34

Which of the following contains the developing egg and cells that support it?

A)endosperm
B)ovule
C)anther
D)stigma

Question 35

Which of the following have thick secondary cell walls strengthened with lignin,and support plants like steel beams in a building?

A)parenchyma cells
B)collenchyma cells
C)sclerenchyma cells
D)water-conducting cells

Question 36

The formation of a zygote and a cell with a triploid nucleus is unique to flowering plants.What is this process called?

A)fertilization
B)double fertilization
C)germination
D)pollination

Question 37

Which of the following are the most abundant cell type found in most plants?

A)parenchyma cells
B)collenchyma cells
C)sclerenchyma cells
D)food-conducting cells

Question 38

Which of the following describes the delivery of pollen to the stigma?

A)fertilization
B)double fertilization
C)germination
D)pollination

Question 39

A plant's diploid form is called the ________; the haploid form is called the ________.

A)sporophyte...pollen
B)sporophyte...gametophyte
C)gametophyte...sporophyte
D)gametophyte...fruit

Question 40

The main parts of a flower are modified versions of which of the following?

A)stems
B)rhizomes
C)internodes
D)leaves

Question 41

In a sporophyte of an angiosperm,growth occurs at ________ via ________.

A)meristems… mitosis
B)meristems… meiosis
C)flowers… fertilization
D)seeds… dispersal

Question 42

Please refer to the following art of the cross-sections of two trees to answer the following questions.

These trees most likely grew in an environment with ________.

A)constant cold temperatures
B)constant warm temperatures
C)alternating warm and cold seasons
D)It is not possible to predict the temperatures of the trees' environment.

Question 43

Humans domesticated the rose from a wild ancestor with large,scented flowers.Why might fragrant chemicals in flowers be adaptive for wild roses?

A)They attract herbivores.
B)They repel seed dispersal agents.
C)They attract pollinators.
D)They prevent seed germination.

Question 44

Which of the following is an example of flowering plant/animal interdependence? I)Most angiosperms depend on insects,birds,or mammals for pollination.
II)Most angiosperms depend on insects,birds,or mammals for seed dispersal.
III)Most land animals depend on angiosperms for food.

A)I only
B)I and II
C)III only
D)I,II,and III

Question 45

As a beaver chews from the outside to the inside of a tree,in what order does it encounter plant tissues?

A)secondary xylem ⇒ secondary phloem ⇒ cork ⇒ cork cambium ⇒ vascular cambium
B)cork cambium ⇒ cork ⇒ secondary xylem ⇒ vascular cambium ⇒ secondary phloem
C)cork ⇒ cork cambium ⇒ vascular cambium ⇒ secondary xylem ⇒ secondary phloem
D)cork ⇒ cork cambium ⇒ secondary phloem ⇒ vascular cambium ⇒ secondary xylem

Question 46

The arrows in the figure below illustrate ________.

A)germination
B)secondary growth
C)meiosis
D)primary growth

Question 47

What typically has to happen before a fruit develops? I)flowering
II)pollination
III)double fertilization

A)I only
B)I and II
C)II and III
D)I,II,and III

Question 48

Without honeybees,which process in the life cycle of plants such as apples,almonds,blueberries,and pumpkins is most affected?

A)seed dispersal
B)secondary growth
C)pollination
D)seed germination

Question 49

Unlike angiosperms,gymnosperms like pines have single instead of double fertilization,but otherwise have an identical life cycle.What structure should have the greatest difference between angiosperms and gymnosperms?

A)egg cell
B)seedling
C)seed
D)leaf cell

Question 50

Please refer to the following art of the cross-sections of two trees to answer the following questions.

When were the cross-sections of these trees made?

A)before completion of the first year of growth
B)in the spring
C)later in the summer
D)in the winter

Question 51

Please refer to the following art of the cross-sections of two trees to answer the following questions.

Which statement CORRECTLY compares the growth of these two trees?

A)The two trees grew at the same rate.
B)The tree on the left grew at a slower rate than the tree on the right.
C)The tree on the left grew at a faster rate than the tree on the right.
D)The growth of the two trees cannot be compared with the images shown.

Question 52

Bermudagrass is a plant that is commonly used on golf courses.It has a fibrous root system,and its leaf veins are parallel.Because it is mowed on a regular basis in golf courses,it spreads via horizontal stems that root at the nodes,rather than by seed.It can live for many years.What is the best classification for bermudagrass on a golf course?

A)It is a perennial monocot that reproduces asexually.
B)It is an annual eudicot that reproduces asexually.
C)It is a perennial eudicot that reproduces sexually.
D)It is an annual monocot that reproduces sexually.

Question 53

Which of the following is the usual trigger for seed germination?

A)water
B)warm temperatures
C)oxygen
D)sunlight

Question 54

Which plant structure is adapted for attracting beneficial insects such as honeybees?

A)axillary bud
B)terminal bud
C)flower
D)petiole

Question 55

The diploid number for the tomato,a eudicot,is 24.One of its pollen grains has ________ chromosomes,and the nutritive tissue of the seed has ________ chromosomes.

A)12… 12
B)12… 24
C)24… 24
D)24… 36

Question 56

Examine the figure below.What process has to occur to produce a haploid embryo sac?

A)meiosis
B)meiosis followed by mitosis
C)mitosis followed by meiosis
D)mitosis

Question 57

Examine the figure below.Secondary growth involves cell division in the ________.

A)cork cambium and apical meristem
B)vascular cambium and apical meristem
C)vascular cambium and cork cambium
D)secondary xylem and secondary phloem

Question 58

While on a hike,you notice that several burrs have become attached to your socks.You quickly pull them off.Inside the burr are several seeds.Burrs are produced by certain plants and frequently catch on animal fur (or people's clothing).After thinking about it,you decide that the burr is a type of ________ that is an adaptation for ________.

A)leaf...protecting plants from herbivores
B)fruit...seed dispersal
C)cambium...seed protection
D)pollen grain...successful pollination

Question 59

Please refer to the following art of the cross-sections of two trees to answer the following questions.

How old are these trees?

A)3)5 years old
B)7 years old
C)14 years old
D)28 years old

Question 60

What is the likely effect of pruning a plant at the dotted line?

A)The plant will grow taller.
B)The plant will grow bushier.
C)The plant will produce flowers.
D)The plant will grow more roots.

Question 61

Water lilies store carbohydrates in their roots,which is why beavers like to eat water lily roots.What type of plant cells store these carbohydrates?

A)guard cells
B)sclerenchyma cells
C)parenchyma cells
D)collenchyma cells

Question 62

What evidence best supports the pineapple's classification as a monocot?

A)It does not produce woody tissue.
B)It produces a fruit.
C)Its flowers have three petals each.
D)It has double fertilization.

Question 63

When a beaver is eating leaves,what plant structure(s)is it ingesting? I)mesophyll
II)parenchyma
III)cork

A)I
B)II
C)III
D)I and II

Question 64

The first pineapple on a plant develops from ________,whereas the pineapples from the second harvest of the same plant develop from ________.

A)the terminal bud… the axillary buds
B)the terminal bud… the root caps
C)the axillary bud… the terminal buds
D)primary growth… secondary growth

Question 65

Beavers dams are sturdy,because the part of a tree that provides structural support when the tree is alive lends its strength to the dam,even after the tree is dead.What part of a tree provides this structural support?

A)heartwood
B)bark
C)collenchyma
D)parenchyma

Question 66

Water lily shoots and roots have very little structural support because this support is not needed in aquatic habitats.What structures would you be LEAST likely to see in a water lily stem?

A)epidermis
B)parenchyma
C)sclerenchyma
D)tracheids

Question 67

When a beaver is eating bark,what plant structures is it ingesting?

A)secondary phloem,cork cambium,and cork
B)secondary xylem,secondary phloem,and cork cambium
C)primary phloem,cortex,and endodermis
D)primary xylem,vascular cambium,and primary phloem

Question 68

Where would we expect to find cells with 25 unpaired chromosomes in a pineapple plant?

A)in the leaves
B)in the ovaries prior to pollination
C)in the fruit
D)in the fused ovaries