Leaves

Front 1

Leaves Functions

1. ____ of food through ____

2. ____ via respiration

3. ____ vegetative and floral buds

4. ____ via transpiration

5. store food during ____

Back 1

1. manufacture-photosynthesis

2. gas exchange

3.protect

4. water transport

5. germination

Front 2

horticultural uses of leaves

Back 2

1. food

2. herb

3. compost

4. medicinal use

5. beverage

6. plant identification

Front 3

it is the process of metabolizing sugars to yield energy for growth, reproduction, and other life processes

Back 3

respiration

Front 4

purposes of water transport via transpiration

Back 4

1. continuous uptake of water

2. cooling effect

3. controls degree of saturation of cell with water

Front 5

it is the wide flattened area of leaf for concentrating sunlight on photosynthetic cells

Back 5

leaf blade

Front 6

leaf blade is consists of

Back 6

1. apex

2. margin

3. veins

4. midrib

5. base

Front 7

it is the short stem that attaches leaf to the main stem or branch

Back 7

petiole

Front 8

it is the growth region of stem where leaves arise

Back 8

node

Front 9

it is the outgrowths of petiole

Back 9

axillary bud

Front 10

it is the baby leaf or stem

Back 10

axillary bud

Front 11

leaflike outgrowths usually present in pairs at the base of the petiole

Back 11

stipule

Front 12

it is the part of the leaf that holds leaf to stem and also it encases the stem

Back 12

sheath

Front 13

membrane like tissue extending up from the sheath

Back 13

ligule

Front 14

it keeps the dirt and the moisture out

Back 14

ligule

Front 15

it is a clear membrane on leaf where attaches to stem

Back 15

ligule

Front 16

it is the small appendages that extend out and sometimes around the stem

Back 16

auricle

Front 17

it can be found at the junction of the blade and sheath

Back 17

auricle

Front 18

it can be clasping or non clasping appendages

Back 18

auricle

Front 19

it is the area between the leaf blade and sheath

Back 19

collar

Front 20

auricles and ligules are on the inside of this area

Back 20

collar

Front 21

monocot leaves have ____ and ____ while dicot leaves have ____ and ____

Back 21

leaf blade and no petiole

leaf blade and a petiole

Front 22

monocot leaves have ____ running parallel along ____ of the leaf

Back 22

vascular bundles

length

Front 23

dicot leaves has ____ with ____

Back 23

single midrib

branches

Front 24

epidermis is the outermost single layer of the leaf that consist of ____ and ____ cells which ____ unobstructed sunlight to enter the ____ photosynthetic cells

Back 24

flattened

transparent

permits

underlying

Front 25

Cuticle is thin in plants in ____ and thicker in ____ to ____ rapid transpiration

Back 25

moist areas

dry areas

prevent

Front 26

it has a thicker cuticle because it is exposed to the sun

Back 26

upper epidermis

Front 27

it has lesser stomate to prevent rapid transpiration

Back 27

upper epidermis

Front 28

it has thinner cuticle and more stomata

Back 28

lower epidermis

Front 29

it contain guard cells to regulate the opening of the stomatal pore

Back 29

stomata

Front 30

the stomata in darkness, the guard cells are ____ and the stomates are ____

Back 30

limp

closed

Front 31

____ is the middle part of the leaf, rich in chlorophyll, usually surrounded by ____ and is composed by 2 distinct tissues namely ____ and ____

Back 31

mesophyll

bundle sheaths

pallisade layer

spongy layer

Front 32

it is vertically elongated and compactly arranged parenchyma cells lying just below the epidermis

Back 32

pallisade layer

Front 33

it is in the lower layer made up of loosely arrange cells of variable forms

Back 33

spongy layer

Front 34

it is the branch continuations of the vascular bundles of the petiole and the midrib that consists of the xylem and phloem

Back 34

veins of vascular bundles

Front 35

**in most leaves, the xylem is in the ____ of the veins while the phloem is in the ____

Back 35

upper part

lower part

Front 36

**The ____ of the guard cells will determine the ____ and ____ of the cell

Back 36

turgidity

closing

opening

Front 37

it is the system of leaf arrangement

Back 37

phyllotaxy

Front 38

it refers to the manner in which leaves are arranged upon stem

Back 38

phyllotaxy

Front 39

it is arranged in staggered fashion along the stem

i.e. elm, oak, birch, cherry

Back 39

alternate

Front 40

it is pair of leaves arranged accros from each other on the stem

i.e. maples, lilacs, mints

Back 40

opposite

Front 41

it is arranged in a ring

i.e. canada lily, culver's root, bedstraw

Back 41

whorled/vericillate

Front 42

spiral cluster of leaves arranged at the base (or crown)

Back 42

rosette

Front 43

it is needle-like leaves arranged in clusters or bundles on shortened shoots

Back 43

fascicled/tufted

Front 44

moncots has only ____ of leaf arrangement

Back 44

one type

Front 45

the leaf of monocots comes off of a ____

Back 45

node

Front 46

dicots leaf arrangement may be ____, ____, or ____

Back 46

alternate

opposite

whorled

Front 47

it is a type of leaf wherein the leaf blade is one continuous unit and is composed of a single leaf and a petiole

Back 47

simple

Front 48

____ has several leaflets arise from the same petiole and it contains ____

Back 48

compound

rachis

Front 49

it connects the leaflets to the petiole

Back 49

rachis

Front 50

3 types of compound type of leaves

Back 50

pinnately

palmately

double pinnately

Front 51

its leaflets arranged on both sides of a common rachis like a feather

Back 51

pinnately compound

Front 52

the leaflets radiate from 1 central point

Back 52

palmately compound

Front 53

it is a double set of compound leaflets

Back 53

double pinnately

Front 54

it is the arrangement of veins within the leaf blade or lamina

Back 54

leaf venation

Front 55

it is a large primary vein extending through the center of the blade from the base to the apex

Back 55

midrib

Front 56

the function of veins in leaves is for

Back 56

conduction and support

Front 57

it is a leaf venation wherein one or a few prominent midveins from which smaller minor veins branch into a meshed network

Back 57

netted venation

Front 58

2 types of reticulated venation

Back 58

pinnately veined

palmately veined

Front 59

it is with 1 larger midvein and smaller veins coming off along its length

Back 59

pinnately veined

Front 60

it is with 2 or more large veins arising at or near the base of the leaf blade

Back 60

palmately veined

Front 61

its leaves are usually broad or fat

Back 61

palmately veined

Front 62

it is a venation wherein the veins are parallel to one another

Back 62

parallel venation

Front 63

it has no midrib or large veins, rather individual veins have a tendency to fork evenly from the base of the blade to the opposite margin, creating a fan-shaped leaf

Back 63

dichotomous venation

Front 64

its blade leaves of leaflets are reduced in size thus it allows the plant to cling to other objects

Back 64

tendrils

i.e. peas

Front 65

it has epidermal growths on stems and leaves

Back 65

prickles and thorns

i.e. holly, rose, raspberries

Front 66

it retains water in large vacuoles

Back 66

storage leaves

Front 67

all these plants live under nutrient poor conditions and digest insect bodies to obtain nitrogen and other essential nutrients

Back 67

insect-trapping leaves

Front 68

it has petal like leaves

Back 68

colorful bracts

Front 69

it has additional surface area for photosynthesis

Back 69

winged petiole

i.e. citrus plants

Front 70

its petiole is enlarged and filled with air for buoyancy

Back 70

enlarged petiole

i.e. water hyacinth