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ANATOMY OF FLOWERING PLANTS

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  What is Plant Anatomy? Plant anatomy is the study of internal structure and organization of tissues in plants. It helps in understanding: Functional adaptation Transport system Growth patterns Tissue Organization in Flowering Plants Flowering plants have three major tissue systems :  Epidermal Tissue System Components: Epidermis Single layer of compact cells No intercellular spaces Covered by cuticle (except roots) Cuticle Made of cutin Prevents water loss Stomata Present mainly on leaves Composed of guard cells Regulate: Gas exchange Transpiration Root hairs Extensions of epidermal cells Increase surface area for absorption Trichomes (in stem) Hair-like structures Protection + reduce transpiration  Functions: Protection Water conservation Gas exchange 🌿 B. Ground Tissue System  Types of Ground Tissue: 1. Parenchyma Living cells, thin cell wall Large vacuole Functions: Storage Photosynthesis ( chlorenchyma ) Air storage ( aerenchyma ) 2. Collenchyma Living cell...
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THE LIVING WORLD NEET IMPORTANT QUESTION QUESTIONS

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 1.  An attribute found in plants but not animals is (1) Metabolism (2) Sexual reproduction (3) Autotrophy (4) Asexual reproduction ANS: An attribute found in plants but not animals is Autotrophy. Autotrophic organisms are those that produce their own food through the process of photosynthesis or chemosynthesis. This is a characteristic feature of plants, algae, and some bacteria, which are capable of making their own food using simple inorganic substances like carbon dioxide, water, and sunlight. 2.  Which of the following is less general in characters as compared to genus (1) Species (2) Family (3) Class (4) Division ANS: The taxonomic category that is less general in characters as compared to genus is species. A species is a group of organisms that share similar characteristics and can interbreed to produce fertile offspring. It is a more specific category than the genus, which includes a group of related species. 3.  An attribute found in plants but not...
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