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CHAPTER-7 ROOTS image, Cross link: general root as well as root nodules…
CHAPTER-7 ROOTS
Organization of Root
Seminal roots
Adventitious roots
Main roots
length of Main roots- 800cm
diameter of Main roots- 0.6mm
Lateral roots
Number of lateral roots - 2000
length of lateral roots- 4900cm
Structure of roots
Root cap
Region of Cell division
Region of elongation
Region of maturation
Ground tissue
Vascular tissue
Cortex
Root hair zone
Mucigel
Quiescent center
other type of roots
Storage roots
Prop roots
Aerial roots
Contractile roots
oxalis
Gladiolus
Crinum
Mycorrhizae
Endomycorrhizal
Ectomycorrhizal
Tap root
turnip
conifers
beet root
vertically downward
true root
Fibrous root
monocot
parallel leaf
small surface area
true root
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Root modifications
Root nodule
Vascular tissue
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Nitrogen fixation
Infection thread
Rhizobium
Ammonia
Haustorial roots
Haustoria
juniper wood
Tristerix
parasitic flowering plants
Roots of Strangler Figs
Mature Portion of root
Passage cells
root pressure
Cross link: general root as well as root nodules contains vascular tissue
Cross link : both are true roots and functions as absorption of water and nutrient from soil.
