Test 2 Plants Review

Question 1

What is the study of plants called?

Answer 1

Botany

Question 2

What is the literal meaning of plant or herb?

Answer 2

Wort

Question 3

What is the study of trees called?

Answer 3

Dedrology

Question 4

In general, which plants live longer, herbaceous or woody?

Answer 4

Woody

Question 5

What is the young leaf bearing portion of a plant called?

Answer 5

Shoot

Question 6

What do roots do?

Answer 6

Anchor- add nitrogen, humus, and take in water and nutrients

Question 7

What do leaves do?

Answer 7

Photosynthesis, add humus and insulate

Question 8

What do stems do?

Answer 8

Conduct and support

Question 9

What three structures connect to the axis of a stem?

Answer 9

Leaves, branches, flowers

Question 10

Describe an opposite leaf attachment

Answer 10

Directly across from each other

Question 11

Describe an alternate leaf attachment

Answer 11

Not directly across from each other

Question 12

Describe a whorled leaf attachment

Answer 12

Three leaves or more attached at one point

Question 13

What are the “eyes” of a potato?

Answer 13

Nodes

Question 14

What is the difference in a petiolate and sessile leaf?

Answer 14

Petio has petio. Sessile doesn’t.

Question 15

What is in the bud?

Answer 15

Primordial tissue

Question 16

Where are terminal buds found?

Answer 16

Branch tips

Question 17

Where are axillary buds found?

Answer 17

Angle of petiole and stem

Question 18

What protects buds?

Answer 18

Bud scales/scoves

Question 19

What is left when bud scales fall off?

Answer 19

Scars

Question 20

What are stipules?

Answer 20

Leaf appendages

Question 21

What are leaf scars?

Answer 21

Deciduous trees- vascular bundle remnant; form when leaf falls

Question 22

Name a tree high in lenticels

Answer 22

Cherry tree

Question 23

Which is more abundant in stems, cortex or pith?

Answer 23

Pith

Question 24

What is another name for secondary xylem?

Answer 24

Wood

Question 25

What is the remnant of the cambium called?

Answer 25

Annual/Growth ring

Question 26

How does heartwood and sapwood differ?

Answer 26

Heart is dark, sap is light

Question 27

What is unique to conifer stems?

Answer 27

Resin ducts

Question 28

How does softwood and hardwood differ?

Answer 28

Hardwood has rays, softwood lacks

Question 29

Give an example of softwood

Answer 29

Pine

Question 30

Give an example of hardwood

Answer 30

Oak

Question 31

Define and give an example of a rhizome

Answer 31

Horizontal underground stem. Ex: Iris

Question 32

Define and give an example of a stolon

Answer 32

Runners | Ex: Bermuda grass, potato, kudzu

Question 33

Define and give an example of a bulb

Answer 33

Grows in layers | Ex: Tulip and Daffodils

Question 34

Define and give an example of a corm

Answer 34

Has stored starch so during the growing season corms shrink | Ex: Gladiolus

Question 35

Define and give an example of a tuber

Answer 35

Starchy accumulations | Ex: potato

Question 36

What is the difference in a thorn and a spine?

Answer 36

Thorns are modified branches. Spines are modified leaves.

Question 37

Where are apical meristems found? What do they increase?

Answer 37

In the tip of a root and tip of a branch. Increase the length.

Question 38

What type of plant has cork cambium?

Answer 38

Woody

Question 39

Which group of plants have intercalary meristems?

Answer 39

Monocots/herbaceous plants

Question 40

What is the epidermis of a plant?

Answer 40

Covering

Question 41

What does xylem do?

Answer 41

Transports water

Question 42

What does phloem do?

Answer 42

Transports food

Question 43

What term describes roots that are not in the soil?

Answer 43

Adventitious

Question 44

What area of the root gives rise to root branches?

Answer 44

Endodermis

Question 45

What area of the root gives rise to root hairs?

Answer 45

Epidermis

Question 46

List the 4 areas of the developing root

Answer 46

root cap, region of cell division (mitosis), region of elongation, and region of maturation

Question 47

How can the region of elongation be differentiated from the region of maturation?

Answer 47

At the first root hair

Question 48

Which region of the developing root is the meristematic region?

Answer 48

Region of mitosis/cell division

Question 49

Are roots higher in cortex or pith?

Answer 49

Cortex

Question 50

What does “imbibe” mean?

Answer 50

To drink

Question 51

What structure is unique to roots?

Answer 51

Have a cap, endodermis, and hairs

Question 52

What does heliotrophic mean?

Answer 52

They track the sun

Question 53

What is humus?

Answer 53

Rotting organic matter

Question 54

How do leaves “insulate” the soil?

Answer 54

Leaf litter covers the soil

Question 55

Differentiate between simple and compound leaves.

Answer 55

Simple leaves have one blade and compound leaves have many blades

Question 56

What is the largest leaf?

Answer 56

Raffia palm (65 feet)

Question 57

What is the smallest leaf?

Answer 57

Aspargus (microscopic)

Question 58

What does pinnate mean?

Answer 58

Featherlike

Question 59

What does palmate mean?

Answer 59

Finger of the palm

Question 60

What group of plants have parallel veination?

Answer 60

Monocots

Question 61

What group of plants have branched veination?

Answer 61

Dicots

Question 62

What living plant has dichotomus veination?

Answer 62

Gingko

Question 63

What does dichotomus mean?

Answer 63

Fork

Question 64

Is a hickory leaf simple or compound?

Answer 64

Compound

Question 65

What are the two areas of leaf histology?

Answer 65

Dermal tissue and mesodermal tissue

Question 66

What are the two layers of the dermal tissue?

Answer 66

Epidermis and cuticle

Question 67

What secretes the cuticle?

Answer 67

Epidermis

Question 68

What does the cuticle do?

Answer 68

Prevents desiccation

Question 69

What group of plants have bulliform cells?

Answer 69

Monocot leaves

Question 70

What do guard cells surround?

Answer 70

Stoma

Question 71

What is the function of stoma?

Answer 71

Absorbs gas

Question 72

What are the two regions of the mesoderm?

Answer 72

*

Question 73

What is the function of the palisade region?

Answer 73

Photosynthesis

Question 74

What is the function of the spongy region?

Answer 74

Gas exchange

Question 75

What are pitcher plants?

Answer 75

Plants that traps and eats insects

Question 76

What is a fascicle?

Answer 76

"Bundle"