IGCSE Geography 0460

Geography 0460 Case Studies
2.5.1 A tropical rainforest

Location: Amazon rainforest

Facts:

  • Largest rainforest in the world
  • Located in South America, spread across 9 countries

Vegetation:

  • Trees have smooth bark to prevent strangler figs from growing (the strangler figs will kill the trees)
  • Plants have drip tips to get rid of excess moisture, prevent fungi, bacteria from growing
  • Fan-shaped leaves to capture sunlight
  • Tall trees to get sunlight
  • Buttress roots which project above the ground for support

Animals:

  • Sloth
    → Nocturnal, moves slowly
    → Algae grows on sloth for camouflage
    → Curved feet allows them to grip branches
  • Jaguar
    → Excellent swimmer
    → Fur helps camouflage
    → Large claws to climb trees
  • Spider monkeys
    → Strong prehensile tail to hold on to trees
    → Highly developed larynx to communicate, warn others of danger

Human impact: Deforestation

  • Mostly for cattle ranching, housing, logging
  • Affects biodiversity
  • Reduces carbon dioxide taken in by trees
  • Increased greenhouse gas effect

Last updated: Apr 2025

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