Marine Science 0697/22 Oct Nov 2024 | Cambridge IGCSE Past Papers With Mark Scheme

1. Lanternfish Adaptations & Migration | Bioluminescence function, daily migration between ocean zones, and role in marine food webs.

2. Tectonic Activity & Tsunami Formation | Plate boundary interactions, underwater earthquake effects, and tsunami generation processes.

3. Tidal Measurement Techniques | Comparison of manual vs. automated tide monitoring, reliability of data collection methods.

4. Marine Pollution & Global Warming | MARPOL standards for oil tanker safety, impact of CO2 on ocean acidification, effects of melting land-based vs. floating ice.

5. Coral Reefs & Marine Biodiversity | Impact of Marine Protected Areas (MPAs), coral polyp density changes, fish population variations.

6. Mangroves & Ecosystem Services | Function of aerial roots, sediment moisture retention, and experimental design to study water content differences.

7. Kelp & Marine Food Chains | Photosynthesis adaptations, trophic level biomass transfer, starch presence testing, and predator avoidance mechanisms in marine organisms.