AS & A Level Marine Science (9693) — May–June 2023, Paper 31
7 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →New River estuary in South Island, New Zealand, is a shallow tidal lagoon. The estuary has a wide range of wetland habitats, including extensive mudflats, saltmarsh and seagrass.…
Answer this question and get it marked →Greenland sharks can live for over 200 years and are found in the almost freezing waters of the North Atlantic and Arctic oceans. Most sharks, such as the blue shark, live in…
Answer this question and get it marked →The United Nations achieved its aim of 10% of oceans on Earth becoming protected areas by 2020. Creating marine protected areas (MPAs) and placing endangered species on the IUCN…
Answer this question and get it marked →Sandeels in the North Sea are an important food source for many predators including fish, marine mammals and seabirds. Sandeels are a short-lived species which swim in large…
Answer this question and get it marked →Compare gaseous exchange in coral polyps and in tuna.
Answer this question and get it marked →Describe how ocean currents form.
Answer this question and get it marked →Describe how ions such as sodium pass through the cell membrane.
Answer this question and get it marked →