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EXP. 6-12 Post Lab Discussion Flashcards

1
Q

Scientific study of tissues

A

HISTOLOGY

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2
Q

group of cells organized into a functional unit

A

Tissues

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3
Q

consist of rapidly dividing cells

A

Meristematic tissues

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4
Q

have already assumed various shapes and sizes related to their specific functions as they develop and mature

A

Permanent tissues

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5
Q

carries and transports nutrients and water

A

Vascular tissues

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6
Q

epidermis

A

Protective tissues

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7
Q

4 TISSUES

A

Meristematic tissues
Permanent tissues
Vascular tissues
Protective tissues

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8
Q

Least specialized permanent tissue composed of living thin walled cell

A

PARENCHYMA

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9
Q

Cell contains numerous chloroplast for photosynthesis

A

Chlorenchyma

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10
Q

Irregular cell surrounded with large air space

A

Aerenchyma

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11
Q

secrete nectar, fragrances, mucilage, resins, and oils

A

Glandular cells

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12
Q

Living cell with thickening in corner leaving the lateral wall thinning

A

COLLENCHYMA

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13
Q

May be either short and prismatic, elongated and tapering or polygonal in transverse section

A

COLLENCHYMA

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14
Q

(A) Masses of collenchyma cells often occur in the outer parts of stems and leaf stalks. Collenchyma forms a band about 8 to 12 cells thick.
(B) The primary wall is thicker at the corners; No intercellular spaces are present

A

Peperomia Stem

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15
Q

— Cells possess thick lignified secondary wall
— May or may not be living
— Occurs in cluster or group among parenchymatous cells surrounding vascular tissue

A

SCLERENCHYMA

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16
Q

Elongated cells with pointed end walls

A

Fiber

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17
Q

Roundish or polygonal cell with walls varying in thickness

A

Sclera’s or Stone Cell

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18
Q

— Outermost layer of cells or any plant organ with primary growth
— irregular, isodiametric & distinctly elongated in shaped with outer cell impregnated or not with cutin (cuticle)
— Specialized cells present in the epidermis are the guard cells of stomata

A

EPIDERMIS

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19
Q

Irregular, isodiametric & distinctly elongated in shaped with outer cell impregnated or not with _______________

A

cutin (cuticle)

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20
Q

Specialized cells present in the epidermis are the _____________

A

guard cells of stomata

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21
Q

aka Epidermal Outgrowths/Hairs

A

Trichomes

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22
Q

Trichomes Functions:

A
  • protection from insects and excessive sunlight
  • aids in nutrient uptake
  • spread of seeds
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23
Q

GLANDULAR TRICHOMES

A

Aratiles – Muntingia calabura

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24
Q

Stinging Trichomes

A

Lipa – Laportea meyeniana

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25
Branching trichome
Velvet dock – Verbascumthapsus
26
Bristle trichome
Lipai – Mucuna pruriens
27
Scale
Lingaro- Eleagnus philippinensis
28
Stellate
Mallotus- Mallotus philippinensis
29
— Outer impermeable protective layer of a secondary plant body — Compose of compactly arranged dead, lignified and suberized cell without intercellular space
CORK TISSUES
30
VASCULAR TISSUES
1. Xylem 2. Phloem
31
— Principal water conducting tissue composed of lignified dead cells located in the stellar (vascular) region of stem, root, or leaves — Various patterned secondary walls called tracheids, vessel, fiber, and parenchyma
XYLEM
32
— Principal food conducting tissue composed of different type of cells located in the stellar region — Composed of fibers, parenchyma, sieve cell or tube and companion cells
PHLOEM
33
• Tanglad – Cymbopogon citratus • Corn – Zea mays • Pandan – Pandanus amaryllifolius • Sugarcane – Saccharum officinarum • Ginger – Zingiber officinale • Grass - Poaceae • Onion – Allium cepa
MONOCOTS
34
Tanglad sn
Cymbopogon citratus
35
Corn sn
Zea mays
36
Pandan sn
Pandanus amaryllifolius
37
Sugarcane sn
Saccharum officinarum
38
Ginger sn
Zingiber officinale
39
Grass fn
Poaceae
40
Onion sn
Allium cepa
41
• Corazon de maria – Caladium bicolor • Gumamela – Hibiscus rosa-sinensis • Gabi – Colocasia esculenta • Cassava – Manihot esculenta • Peanut – Arachis hypogaea • Mango – Mangifera indica
DICOTS
42
Corazon de maria sn
Caladium bicolor
43
Gumamela sn
Hibiscus rosa-sinensis
44
Gabi sn
Colocasia esculenta
45
Cassava sn
Manihot esculenta
46
Peanut sn
Arachis hypogaea
47
Mango sn
Mangifera indica
48
• CASSAVA – Manihot esculenta • CARROT – Daucus carota • CAMOTE – Ipomoea batatas • CORN – Zea mays • PANDAN – Pandanus odoratissimus • STRAWBERRY – Fragaria ananassa • ORCHID - Orchidaceae • MANGROVE – Rhizophora mangle • COCONUT – Cocos nucifera • RUBBER TREE – Ficus elastica • CREEPING IVY – Ficus pumila • UBE – Dioscorea alata • SUGARCANE – Saccharum officinarum • SUGAR BEET – Beta vulgaris • TURNIP – Brassica rapa
SPECIALIZED ROOT
49
CASSAVA
Manihot esculenta Type: Storage root (Swollen lateral root) Function: Storage
50
CARROT
Daucus carota Type: Storage root (Fleshy taproot) Function: Storage
51
CAMOTE
Ipomoea batatas Type: Storage root (Swollen lateral root) Function: Storage
52
CORN
Zea mays Type: Brace root Function: Support
53
PANDAN
Pandanus odoratissimus Type: Prop root Function: Support
54
STRAWBERRY
Fragaria ananassa Type: Adventitous root Function: Reproduction
55
ORCHID
Orchidaceae Type: Velamen Function: Water retention Type: Chlorophyllous Roots Function: Photosynthesis
56
MANGROVE
Rhizophora mangle Type: Pneumatophores Function: Aeration
57
COCONUT
Cocos nucifera Type: Adventitious root (Root-thorns : roots arises at the base of the stem and are thorn-like) Function: Support and protection
58
RUBBER TREE
Ficus elastica Type: Prop root Function: Support
59
CREEPING IVY
Ficus pumila Type: Adventitious root (Root Climber) Function: Attachment
60
UBE
Dioscorea alata Type: Storage root (Fleshy taproot) Function: Storage
61
SUGARCANE
Saccharum officinarum Type: Brace root Function: Support
62
SUGAR BEET
Beta vulgaris Type: Storage root (Fleshy taproot) Function: Storage
63
TURNIP
Brassica rapa Type: Storage root (Fleshy taproot) Function: Storage
64
living parenchyma, full of xylem sap; w/ water filled tracheary element; constant thickness
Sapwood
65
1 Breakage of water columns in tracheary elements (freezing, wind vibration, etc) 2. Fungal attack 3. Formation of tylosis in tracheary elem w/c are not conducting and plug is formed 4. Metabolic changes that produce phenolic compounds, lignins, aromatic compounds w/c inhibit growth of bacteria 5. These cells die and forms the heartwood ( aromatic /d e c a y resistant)
Darkening of the Heartwood
66
Vascular bundle
Pasicle
67
Regions of wood
• Early wood/ spring wood • Late wood/ summer wood
68
- with large vessel and few fibers (gymnosperms); 1st wood formed - For maximum conduction
Early wood/ spring wood
69
Region of abundant fibers and few narrow vessel, for strength
Late wood/ summer wood
70
• Seasonal climate, vascular cambium become active after winter • 1yr's growth = (late+ early wood) • Diffuse porous- annual ring with vessels through out it • Ring porous -vessels are in early wood; conspicuous annual rings
Annual rings
71
annual ring with vessels through out it
Diffuse porous
72
vessels are in early wood; conspicuous annual rings
Ring porous
73
a.ka. "Growth Rings"
Annual ring
74
small vessels
Summer wood
75
large vessels
Spring wood
76
• POTATO • GABI • SIBUYAS • ROSE • AMPALAYA • SUHA • CACTUS • GINGER • SQUASH • STICK PLANT
SPECIALIZED STEM
77
POTATO
Solanum tuberosum Type: Tuber
78
GABI
Colocasia esculenta Type: Corm
79
SIBUYAS
Allium cepa Type: Bulb
80
ROSE
Genus name:Rosa Type: Thorn
81
AMPALAYA
Momordica charantia Type: Twiner
82
SUHA
Citrus maxima Type: Thorns
83
CACTUS
Family name: Cactaceae Type: Cladode/ Phyllodes/ Phylloclade
84
GINGER
Zingiber officinale Type: Rhizome
85
SQUASH
Cucurbita maxima Type: Twiner
86
STICK PLANT
Euphorbia tirucalli Type: Cladode/ Chrolophyllous stem
87
Modified leaf or stipule
Spine
88
Outgrowth of epidermis or bark
Prickle
89
modified stem
Thorn
90
• KATAKA-TAKA • POINSETTIA • MAKAHIYA • CACTUS • CADENA DE AMOR • WALKING FERN • BOUGAINVILLEA • Aloe vera • PINEAPPLE • PITCHER PLANT
MODIFIED LEAVES
91
KATAKA-TAKA
Bryophyllum pinnatum Type: Succulent/ Adventitous buds or Reproductive leaves Function: Water storage/ Reproduction
92
POINSETTIA
Euphorbia pulcherrima Type: Colored leaf/Bracts Function: Attraction
93
MAKAHIYA
Mimosa pudica Type: Motile leaf Function: Protection
94
CACTUS
Cactaceae Type: Spine Function: Protection
95
CADENA DE AMOR
Antigon leptopus Type: Colored leaf/Bracts Function: Attraction
96
WALKING FERN
Asplenium rhizophyllym Type: Adventitous buds or Reproductive leaves Function: Reproduction
97
BOUGAINVILLEA
Bougainvillea glabra Type: Colored leaf/Bracts Function: Attraction
98
Aloe vera
Type: Succulent Function: Water storage
99
PINEAPPLE
Ananas comosus Type: Succulent Function: Water storage
100
PITCHER PLANT
Nepenthes Type: Insect trap Function: Protection/ Food production

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