1. Chemical Composition of Sea Water | Understanding chlorine ions, ionic bonding in marine minerals, and factors affecting sea water density.

2. Crown-of-Thorns Starfish and Coral Reefs | Analyzing classification, feeding habits, and population impact on coral reef diversity.

3. Seagrass Beds and Marine Ecosystems | Investigating phytoplankton blooms, manatee deaths, and ecological benefits of seagrass habitats.

4. Rocky Shore Zonation and Adaptations | Examining tidal cycles, abiotic factors, and survival adaptations of intertidal organisms.

5. Mangrove Sedimentation and Habitat Loss | Discussing sediment formation, deposition, and causes of mangrove deforestation.

6. Hydrothermal Vent Formation | Explaining the processes leading to the development of vent chimneys and their ecological significance.