THE D & F BLOck ELEMENTS (mcqs and notes)

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#2 NEET 2020 TOPPER HANDWRITTEN NOTES ( AKANKSHA SINGH )

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LAST REVISION NOTES OF NEET TOPPER AKANKSHA SINGH: VECTOR NOTES BY AKANKSHA SINGH: KINEMATICS NOTES BY AKANKSHA SINGH: NEWTONS LAWS OF MOTION BY AKANKSHA SINGH: WORK POWER ENERGY NOTES BY AKANKSHA SINGH:  CENTER OF MASS NOTES BY AKANKSHA SINGH: RIGID BODY DYNAMICS: PURE ROLLING & SIMPLE HARMONIC MOTION BY AKANKSHA SINGH FLUIDS BY AKANKSHA SINGH: WAVES BY AKANKSHA SINGH:  KINETIC THEORY OF GAS BY AKANKSHA SINGH: SEMICONDUCTORS & DIODS BY AKANKSHA SINGH: CURRENT ELECTRICITY BY AKANKSHA SINGH: THERMODYNAMICS BY AKANKSHA SINGH: RADIOACTIVITY BY AKANKSHA SINGH: WAVE OPTICS BY AKANKSHA SINGH:
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BRYOPHYTA KEY CONCEPTS ( NEET )

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BRYOPHYTA   (1) Bryophyta (Gk: Bryon = moss; phyton = plants) includes the simplest and primitive land plants. ( 2 ) Due to the peculiar type of their habitats, they are regarded as 'the amphibians of the plant kingdom'.  (3) Habitat: Bryophytes usually grow in moist and shady places.  (4) Specialized  habitats: Some bryophytes grow in diverse habitats such as    (a) Aquatic (e.g., Riccia fluitans, Ricciocarpus natans, Riella), epiphytes (e.g., Dendroceros, Radula protensa and many mosses), saprophytes (e.g., Buxbaumia aphylla, Cryptothallus mirabilis)    (b) Dry habitats such as dry heaths (e.g., Polytrichum juniperinum), deserts (e.g., Tortula desertorum) and dry rocks (e.g., Porella platyphylla).  (5) Sexual reproduction:   The male sex organ is called as antheridium and the female as archegonium.  (6) Salient features of classes       (i) Hepaticopsida: The latin word Hepatica means liver. T...
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