ROOTS Flashcards
(113 cards)
1
Q
lie down in soil
A
Root system
2
Q
2 types of roots
A
•Taproots
•Fibrous roots
3
Q
types pf roots in terms of morphology
A
•Taproots
•Fibrous roots
•Adventitious roots
4
Q
long, thick, reach deep into the soil to obtain water/nutrients
A
Taproots
5
Q
Many thin roots, spread out away from plants, reduce erosion
A
Fibrous roots
6
Q
2major roots system
A
•Taproot system
•Fibrous root system
7
Q
Root system for support and storage which grows downward
A
Taproot system
8
Q
mostly found in dicots and conifers, storage of starch
A
Taproot system
9
Q
This are fleshy taproots for food storage
A
•Carrots
•Sugar beets
10
Q
Roots for absorption that have many roots of the same size
A
Fibrous root system
11
Q
Mostly found in monocots
A
Fibrous root system
12
Q
Radicle is throughout the plant life
A
Taproot system
13
Q
Radicle is short-lived and is replaced by adventitious roots
A
Fibrous root system
14
Q
It is developed in the parts of the plant and is primary means of vegetative reproduction
A
Adventitious root
15
Q
Roots that form an organ other than the roots
A
Adventitious root
16
Q
poison ivy
A
Rhus toxicodendron
17
Q
dandelion
A
Taraxacum sp.
18
Q
Mesquites
A
Prosopis sp.
19
Q
sweet potato
A
Ipomoea batatas
20
Q
Rice
A
Oryza sativa
21
Q
wheat
A
Triticum sp.
22
Q
Give the 5function of soecilized roots
A
•Storage
•Reproduction/Propagation
•Gas exchange/aeration
•Photosynthesis
•Support
23
Q
Give the 3 specilized roots based on the storage
A
•Fusiform roots
•Conical roots
•Napiform roots
24
Q
horsetail
A
Equisetum sp.
25
club mosses
Lycopodium sp.
26
stwarberry
Fragaria ananassa
27
thicker in the middle and tapered on both ends
Fusiform roots
28
Radish
Rhapanus sativus
29
thicker at their upper side and tapering at basal end
Conical
30
Carrots
Daucus carota
31
swollen and spherical at upper end and tapered at lower end
Napiform root
32
Turnip
Brassica rapa
33
Give example of Reproduction / Propagation
•sweet potato(Ipomoea batatas)
•Pandan(Pandanus amaryllifolius)
34
Formation of adventitious roots
Reproduction/Propagation
35
It has the presence of pneumatiphores
Gas exchange-/Aeration
36
erect root that rises up above the soil or water
Pneumatophores
37
they are filled with aerenchyma cells and has numerous pores/lenticels
Pneumatophores
38
Give example pf Pneumatophores
•Mangrove
•Cypress
39
It forms air/spaces
Aerenchyma cells
40
Give example of photosynthetic specialized root
Epiphytic orchid
41
Give the 3 specialized roots for support
•Buttress roots
•Prop/stilt root
•Climbing/Clinging root
42
They arise from the base of the tree trunk, for resisting uprooting of large tropical trees
Buttress root
43
large pillars, develop from horizontally spread branches of tree, gow vertically downward into the soil
Prop/stilt root
44
Roots arising from the nodes attaching themselves
Climbing root/ Clinging root
45
Give 7 functions of root
•Absorption
•Anchorage
•Conduction
•Storage
•In Photosynthesis
•Reproduction
•Hormone production
46
Give the 4 original functions of roots
•Absorption
•Anchorage
•Conduction
•Hormone production
47
Large amount of water and dissolved minerals from the soil
Absorption
48
Plant in one place, locates water and minerals
Anchorage
49
transport water and minerals to other parts of the plant(from leaves to storage regions
Conduction
50
enegry is reserves, initially produce in the leaves
Storage
51
chemical messages
Hormone production
52
Give the 2 hormone produce by the roots
•Cytokinin
•Gibberillin
53
This 3 functions are mostly found in modified roots
•Storage
•In Photosynthesis
•Reproduction
54
It is responsible for the elongation
Cytokinin
55
It is mainly responsible for the production of leaves
Gibberillin
56
Give the 5 parts of the seeds
•Seed cut
•Epicotyl
•Radicle
•Cotyledon
•Hypocotyl
57
It appears/occur when the seeds are submerged in the water
Radicle
58
The first root that comes from the plant
Radicle
59
It is able to develop oragns form the itslef when it cracks
seeds
60
Part of seed that forms radicle and is a food storage
Cotyledon
61
2 root structure
•Root cap
•Root hair
62
extension of an epidermal cell that increases absorptive capacity of root
Root hair
63
It protect the formation of radiccle or new cell
Root cap
64
Covering of cells over the root tip that protect delicate meristematic tissue directly behind it
Root cap
65
Root cap protect what, it is behind the root cap
Root apocal meristem
66
May orient root so it grows downward
Root cap
67
Short-lived, unicellular that uncreases surface area of the root incontact with moist soil, replaced by additional root
Root hair
68
3 Primary Eudicot roots
•Vascular tissues
•Ground tissues
•Outer Protective covering
69
2Vascular Tissues
•Xylem
•Phloem
70
2Ground tissues
•Cortex
•Pith
71
1Outer Protective covering
Epidermis
72
3 Tissues in Plants
•Dermal Tissue
•Vascular Tissue
•Ground Tissue
73
The outer covering, it has cuticle, stomata, guard cells
Dermal Tissue
74
Lipid soluble, to prevet water from evaporating in the leaves, the primary protection
Cuticle
75
To transfire water out of the plant
Stomata
76
Transport system, carries water and nutrients
Vascular tissue
77
Water in
Xylem
78
Glucose out
Phloem
79
Water and nutrients move ____ while sugar move ____
up
down
80
2conduction in vascular tissue
•Conduction of food
•Conduction of water
81
Conduction of foods is from ____to_____
leaves
roots
82
Conduction of water is from ____ to ____
roots
leaves
83
In this area, food concentration is high
leaves
84
In this area, water concentration is high
roots
85
It is the primary sites for starches
leaves
86
2patters of veination
•Parallel
•Reticulate
87
This pattern of vein is found mostly in monocot
Parallel
88
This pattern of vein is found mostly in dicot
Reticulate
89
It is the cells between the dermal and vascular tissue
Ground tissue
90
4major function of roots
Absorption
Anchorage
Conduction
Storage
91
3types of monocot roots
Diffuse
Wiry
Clustered fleshy
92
3types of roots based on the origin
Primary roots
Branch roots/Secondary roots
Adventitous roots
93
Developed from the hypocotyl
Primary root
94
4 structure of the root tip
Region of maturation
Region of elongation
Meristematic region
Root cap
95
Region where primary tissues are completely differentiated
Region of maturation
96
Root hair zone, cells enlarge and begin to differentiate
Region of elongation
97
Region of actively diving cells, cells divide and increase in number
Meristematic region
98
Tissue at the very tip of the axis
Protection and penetration
Root cap
99
7 anatomy of the root
Epidermis
Cortex
Endodermis
Pericyle
Central cylinder/Stele
Vascular tissues
Pit
100
Cortext are small
Stele are big
No cambium
Monocot root
101
Endodermis are big
More than 6 vascular strands
Monocot root
102
Pith are large and well developed
Monocot root
103
Cortex are big
Stele are small
Have cambium
Dicot root
104
2-6 vascular strands
Endodermis are small
Dicot root
105
Pith are sometimes absend or very small
Dicot root
106
13 specialized roots
Fleshy/enlarged roots
Prop/stilt roots
Fusiform
Tubercular
Fasciculated
Photosynthetic
Clinging/Climbing roots
Pneumatophores
Contractile roots
Parasitic/Haustorial roots
Symbiotic roots
Mycorrhizae/Fungus roots
Butress/Structural roots
107
Add support to the structure of the plant
Prop/stilt roots
108
May assist i getting oxygen to the submerged roots
Pneumatophores
109
Grow into the soil and contract thereby pulling the corm or bulb into the soil
Contractile root
110
Absorbs water and nutrients from another plant
Plants do not contain chlorophyll
They cant make food
Parasitic/Haustorial roots
111
Allows for the fixation of t atmospheric nitrogen to form that the plant can utilized
Symbiotic roots
112
Increase the surface area for the absorption of essential nutrients
Mycorrhizae/fungus roots
113
Large roots on alk sides of a shallowly rooted tree
Buttress/structural roots
