NCERT Class 7 Geography Chapter 9: Life in Temperate Grasslands YouTube Lecture Handouts

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NCERT Class 7 Geography

Chapter 9: Life in Temperate Grasslands

Types of Grasslands (Dominated by Grass)

  • Tropical/Savannahs
    • Llanos – S. America
    • Cerrado – Brazil
    • Pine Savannah – Belize & Honduras
  • Temperate
    • Pampas – S. America
    • Velds – Africa
    • Prairies – N. America
    • Steppes – C. Asia
    • Canterbury Plains – New Zealand
    • Murray – Darling Basin – Australia

Prairies (N. America)

  • Flat, Low Lying, Sea of Grass
  • Latin Word – Priata (Meadow)
  • B/W Rockies in West & Great Lakes in East
  • River – Mississippi (USA) & Saskatchewan (Canada)
  • Home to American Indians (Blackfoot Indians) , Apache, Crow, Cree, Pawnee
  • Warm Summer (20oC) , Cold Winters (-20oC)
  • Moderate Rain, Chinook (Local Wind – Hot Wind in Winter)
Prairies

Prairies (N. America)

  • Treeless – Willow, Alder, Poplar
  • Rain > 50 cm – fertile
  • Maize, Potato, Soyabean, Cotton, Alfa-Alfa
  • Low Rain – Short grass
  • Cattle Rearing - Ranches – Cowboys
  • Bison – American Buffalo
  • Rabbit, Coyote, Gopher, Prairie Dogs
  • Granaries of World – Combine (Sow, Plough & thresh)
  • Dairy Farming
  • Minerals
  • USA – Chicago, Minneapolis, Indian opolis, Kansas, Denver
  • Canada – Edmonton, Calgary, Winnipeg, Saskatoon

Velds – S. Africa

  • Rolling Plateau – 600 to 1100 m
  • B/W Drakensberg in East & Kalahari in West
  • Rivers- Orange & Limpopo
  • Winters – Cold and Dry (July is Coldest) , Scanty Rain in Winters
  • Summer – Nov to Feb
  • Sparse Vegetation, Red Grass
  • Trees – Acacia & Maroola
  • Lions, Leopards, Cheetah & Kudu
Velds - South Africa

Velds – S. Africa

  • Cattle Rearing & Mining
  • Maize, Wheat, Barley, Oat, Potato
  • Sheep Rearing
  • Dairy Farming – Butter & Cheese for export & domestic use
  • Iron & Steel
  • Gold – Johannesburg (gold capital of world)
  • Diamond – Kimerbeley
  • British Colony & Well- developed transport network

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