🐠 IGCSE Marine Science

🌊 Dive Into Revision!

Your complete revision guide for Cambridge IGCSE Marine Science (0697). Choose a topic below to start revising with flashcards, quizzes, diagrams, mind maps, and mock exam questions.

🗺️ How It All Connects

1

🌍 The Earth & Its Oceans

  • Structure of the Earth
  • Tectonic plates & seafloor spreading
  • Ocean basin features
  • Earthquakes & tsunamis
  • Currents, tides & waves
Start Revising → 2

🧪 Seawater

  • Composition & salinity
  • Temperature & density
  • pH & dissolved gases
  • Effects of depth
  • Water cycle & oceans
Start Revising → 3

🐡 Marine Organisms

  • Cell structure
  • Classification systems
  • Major marine groups
  • Adaptations
  • Plankton
Start Revising → 4

⚡ Nutrients & Energy

  • Photosynthesis & production
  • Chemosynthesis
  • Food chains & webs
  • Trophic levels
  • Nutrient cycling
Start Revising → 5

🐙 Marine Ecology

  • Ocean zones
  • Coral reefs & mangroves
  • Hydrothermal vents
  • Symbiotic relationships
  • Succession & biodiversity
Start Revising → 6

🏭 Human Impact

  • Overfishing
  • Sustainable fishing
  • Pollution
  • Climate change & oceans
  • Conservation & energy
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