Chapter 7

Question 1

Hairs on stems and leaves can offer protection for the plant.

Answer 1

True

Question 2

Stomata are more numerous on the upper surface of leaves.

Answer 2

False

Question 3

The vascular bundles are also known as ground tissue.

Answer 3

False

Question 4

Collenchyma cells are found in all plant organs.

Answer 4

False

Question 5

Pith and cortex are examples of ground tissue.

Answer 5

True

Question 6

One of the functions of roots is to story energy.

Answer 6

True

Question 7

Dandelions have fibrous root systems.

Answer 7

False

Question 8

Grasses typically have taproot systems.

Answer 8

False

Question 9

Crown formers generally reproduce vegetatively.

Answer 9

False

Question 10

The parts of a grass leaf are the collar, blade, and sheath.

Answer 10

True

Question 11

Stamens are the female component of the flower.

Answer 11

False

Question 12

Flowers are modified leaves.

Answer 12

True

Question 13

Incomplete flowers have a stamen and pistil.

Answer 13

False

Question 14

Dioecious plants have separate male and female plants.

Answer 14

True

Question 15

In hypogeal emergence, the cotyledons remain beneath the soil surface, and the epicotyl emerges from the soil.

Answer 15

True

Question 16

Which of the following is NOT a major class of plant hormone?

A. auxin
B. gibberellin
C. ethylene
D. ethanol

Answer 16

D. ethanol

Question 17

Which of the following is the outer protective cell layer on the stem and leaves?

A. epidermis
B. conducting tissue
C. ground tissue
D. meristems

Answer 17

A. epidermis

Question 18

Which of the following transports water and nutrients from the roots to the rest of the plant?

Answer 18

Xylem

Question 19

Which of the following transports sucrose throughout the plant?

Answer 19

Phloem

Question 20

Areas of actively dividing cells are called:

Answer 20

Meristems

Question 21

Which of the following plant forms a symbiotic relationship with rhizobia bacteria.

Answer 21

Soybean

Question 22

The primary support structure of the plant is the:

Answer 22

stem

Question 23

Which of the following is NOT a modified stem?

A. rhizome
B. tuber
C. cortex
D. bulb

Answer 23

C. cortex

Question 24

Which of the following is a clone former?

Answer 24

white clover

Question 25

The plant organ where the majority of photosynthesis and transpiration occur is the:

Answer 25

leaf

Question 26

A compound leaf of a dicot is composed of:

Answer 26

petiole and blade with leaflets

Question 27

The green leaflike structures at the base of flower petals are:

Answer 27

sepals

Question 28

A complete flower is composed of:

Answer 28

stamen, pistil, petal, sepal

Question 29

Which of the following is only found in the grass flower? A. petal B. sepal C. collar D. palea

Answer 29

D. palea

Question 30

Which two parts are required for a flower to be perfect?

Answer 30

stamen and pistil

Question 31

An example of a monoecious plant is:

Answer 31

corn

Question 32

Which of the following is NOT a type of inflorescence? A. pistil B. spike C. panicle D. umbel

Answer 32

A. pistil

Question 33

__________ deals with the form and structure of plants.

Answer 33

morphology

Question 34

______ _________ is the study of the internal tissues and cells of plants.

Answer 34

plant anatomy

Question 35

The waxy covering over the epidermis is called the ________.

Answer 35

cuticle

Question 36

Chemicals that are produced by plants to regulate growth and development are called plant ____________.

Answer 36

hormones

Question 37

The tiny openings in the epidermis that aid in regulating the exchange of water, vapor, carbon dioxide, and oxygen are called _________.

Answer 37

stomata

Question 38

________ and _________ make up vascular bundles.

Answer 38

xylem and phloem

Question 39

ground tissue is composed of ___________, ___________, and ________________ cells.

Answer 39

parenchyma, collenchyma, and sclerenchyma

Question 40

the three vegetative organs of the plant body are ______, ______, and ________.

Answer 40

roots, stems and leaves

Question 41

The two most common types of root systems are __________ and ___________ _____.

Answer 41

taproot and fibrous roots

Question 42

Roots that arise from atypical places are called ________________ ______.

Answer 42

adventitious roots

Question 43

The _______ is the flat part of a grass leaf.

Answer 43

blade

Question 44

The _________ connects the blade of a dicot leaf to the stem.

Answer 44

petiole

Question 45

A tendril is a modified _____.

Answer 45

leaf

Question 46

The two categories of plants with incomplete flowers are ________ and ____________.

Answer 46

perfect and imperfect

Question 47

The individual flowers in an inflorescence are called _________.

Answer 47

florets

Question 48

A ripened or mature ovary containing the seed or seeds is called the _______.

Answer 48

fruit

Question 49

The first step in the development of a plant from seed is called _____________.

Answer 49

germination

Question 50

The two primary types of seed emergence are _________ and ___________.

Answer 50

epigeal and hypogeal

Question 51

a cotyledon is a form of

Answer 51

monocot

Question 52

two cotyledons is a form of

Answer 52

dicot

Question 53

herbaceous or woody is a form of

Answer 53

dicot

Question 54

usually herbaceous is a form of

Answer 54

monocot

Question 55

leaves with netted venation is a form of

Answer 55

dicot

Question 56

linear leaves with parallel veins is a form of

Answer 56

monocot

Question 57

vascular bundles in a ring is a form of

Answer 57

dicot

Question 58

vascular bundles scattered in stem is a form of

Answer 58

monocot

Question 59

a fibrous roots system is a form of

Answer 59

monocot

Question 60

a taproot system is a form of

Answer 60

dicot

Question 61

usually epigeal germination is a form of

Answer 61

dicot

Question 62

hypogeal germination is

Answer 62

monocot

Question 63

the apical meristem is located in the

Answer 63

tip of root or shoot

Question 64

the vascular bundles is located in the

Answer 64

stems and roots of dicot plants

Question 65

the intercalary meristem is located in the

Answer 65

base of internodes in grasses

Question 66

the axillary meristem is located

Answer 66

at nodes

Question 67

inflorescence of wheat

Answer 67

spike

Question 68

inflorescence of sunflower

Answer 68

head

Question 69

inflorescence of carrot

Answer 69

umbel

Question 70

inflorescence of barley

Answer 70

spike

Question 71

inflorescence of rye

Answer 71

spike

Question 72

inflorescence of Canada thistle

Answer 72

head

Question 73

inflorescence of alfalfa

Answer 73

raceme

Question 74

inflorescence of birds foot trefoil

Answer 74

umbel

Question 75

soybean fruit

Answer 75

dehiscent

Question 76

sunflower fruit

Answer 76

indehiscent

Question 77

tomato fruit

Answer 77

fleshy

Question 78

wheat fruit

Answer 78

caryopsis

Question 79

pumpkin fruit

Answer 79

fleshy

Question 80

apple fruit

Answer 80

fleshy

Question 81

squash fruit

Answer 81

fleshy

Question 82

corn fruit

Answer 82

caryopsis

Question 83

alfalfa fruit

Answer 83

dehiscent

Question 84

canola fruit

Answer 84

dehiscent

Question 85

wheat emergence

Answer 85

hypogeal

Question 86

soybean emergance

Answer 86

epigeal

Question 87

cotton emergance

Answer 87

epigeal

Question 88

corn emergance

Answer 88

hypogeal