Pu Ra Educator's video: NCERT GEOGRAPHY CLASS 9 CHAPTER 5 NATURAL VEGETATION AND WILDLIFE PART 1

Welcome Friends, In this video I will explain you the NCERT Class 9 Geography Chapter 5: Natural Vegetation & Wildlife Part 1 India – Flora & Fauna Natural Vegetation Factors Affecting Flora & Fauna Importance of Forests Forested Area in India -2013 Types of Vegetation Tropical Rainforests Tropical Deciduous @6:56 Tropical Thorn Forest Montane Forests Mangroves Wildlife Factors affecting flora & fauna Relief Land – rough terrain – grassland and woodland Soil – sandy for cactus; wet deltaic for mangroves Climate Temperature – Tropical → Subtropical → Alpine (with ht.) Photoperiod (Sunlight) – more sunlight, faster growth as in summers Precipitation – rainfall by SW monsoon & retreating NE monsoon Importance of Forests Modify climate Control soil erosion Regulate stream flow Support industries Provide livelihood Recreation Control wind force Cause rainfall Shelter to wildlife 2015 – 21.34% forest cover in India (cause - degradation) Forested Area in India – 2013 (Forest Survey of India) Types of Vegetation Tropical Rainforest Tropical Deciduous Forest Tropical Thorn Forest Montane Forest Mangrove Forest Tropical Rainforests Heavy rainfall of 200 cm Western Ghats, Lakshadweep, A & N Islands, Upper Assam & T. Nadu coast Short dry season Tree height – upto 60 meters Warm & wet – year round Multi-layered structure Ebony, mahogany, rosewood, rubber, cinchona Elephant, monkey, lemur, rhino Tropical Deciduous Rainfall of 70-200 cm Shed leaves for 6-8 weeks in summers Moist (100-200 cm): NE States, Himalaya, Jharkhand, W. Orissa, Chhattisgarh & eastern slop of Western Ghats – teak, bamboo, sal, shisham Dry (70-100 cm): Rainier peninsula, Bihar & UP – teak, sal, peepal, neem Tropical Thorn Forest Rainfall less than 70 cm NW India – Raj, Gujarat, MP, Chhattisgarh, UP, Haryana Acacia, palm, cacti, euphorbia Long roots Succulent stems – conserve water Leaves – thick and small - ↓ evaporation Rat, mice rabbits, fox, wolf Montane Forests Wet temperate forest (1,000-2,000 m): evergreen broadleaf trees – oak & chestnut Temperate forest conifers (1500-3000 m): Pine, deodar, spruce, cedar – south Himalayas & NE India Alpine (above 3600 m): Silver fir, juniper, pines. It will help those who are studing in class 9 and preparing for UPSC IAS PRE AND MAINS, PCS , UPPCS, UKPCS, MPPSC, MPSC, APPSC, CGPSC, BPSC, HPPSC, HPSC, JPSC, SSC, CGL,BANKING, IBPS, RAILWAYS EXAMS, ETC. Thank you for your support. Please subscribe to our youtube channel PU RA EDUCATOR and comment at the bottom of the video where space is provided and press like button...best of luck to you all.