Theory:

Tissue system and its functions:
Tissue system
Components
Functions
Dermal tissue system
Epidermis and periderm
(In older stem and roots)
  • Protection
  • Prevention of water loss
Ground tissue system
Parenchyma tissue
Collenchyma tissue
Sclerenchyma tissue
  • Photosynthesis
  • Food storage
  • Regeneration
  • Support
  • Protection
Vascular tissue system
Vascular tissue
Xylem tissue
Phloem tissue
  • Transport of water and minerals.
  • Transport of food.
Differences between dicot and monocot root:
Figure_30_03_04 (1).jpg
Dicot and monocot root
 
Tissues
Dicot root
Monocot root
Number of xylemTetrarchPolyarch
CambiumPresent(During secondary growth only)Absent
Secondary growthPresentAbsent
PithAbsentPresent
Conjunctive tissueParenchymaSclerenchyma
ExampleBeanMaize
 
Differences between dicot stem and monocot stem:
Figure_30_02_06 (1).jpg
Dicot and monocot stem
  
Tissues
Dicot stem
Monocot stem
HypodermisCollenchymatousSclerenmatous
Ground tissue
Differentiated into cortex, endodermis, pericycle and pith
Undifferentiated
Vascular bundles
  • Less in number
  • Uniform in size
  • Arranged in a ring
  • Open (Cambium present)
  • Bundle sheath absent
 
  • Numerous
  • Smaller near periphery, bigger in the centre
  • Scattered
  • Closed (Cambium
  • absent)
  • Bundle sheath present
  •  
Secondary growthPresentMostly absent
PithPresentAbsent
Medullary raysPresent
Absent
Differences between of dicot and monocot leaf:
BeFunky-collage (47).jpg
Left to right: Dicot and monocot leaf
 
Dicot leaf
Monocot leaf
Dorsiventral leaf
Isobilateral leaf
Mesophyll is differentiated into palisade and spongy parenchyma
Mesophyll is not differentiated into palisade
and spongy parenchyma
Reference:
https://commons.wikimedia.org/wiki/File:Figure_30_03_04.jpg
https://www.flickr.com/photos/71183136@N08/6985212944
https://en.m.wikipedia.org/wiki/File:Dicot_leaf_L.jpg
https://commons.wikimedia.org/wiki/File:Figure_30_02_06.jpg