Department of Pre-University Education, KarnatakaPUC Karnataka Science Class 11
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Concept of Leaf

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  • Introduction - axillary bud,leaf base,pulvinus,lamina or the leaf blade
  • Venation - Structure of a leaf : (a) Parts of a leaf(b) Reticulate venation(c) Parallel venation
  • Types of Leaves - Compound leaves : (a) pinnately compound leaf(b) palmately compound leaf
  • Phyllotaxy - Different types of phyllotaxy : (a) Alternate (b) Opposite(c) Whorled
  • Modifications of Leaves - Modifications of leaf for : (a) support: tendril (b) protection:spines (c) storage: fleshy leaves
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