AS & A Level Marine Science (9693) — May–June 2024, Paper 22
4 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →When sea water temperature increases, coral polyps release zooxanthellae. Either the polyps release whole zooxanthellae which are healthy, or the polyps partially digest and…
Answer this question and get it marked →Fig. 2.1 shows a plaice, Pleuronectes platessa. This is a bony fish that lives in the benthic zone. Make a large drawing of the fish in Fig. 2.1. Do not draw the markings.
Answer this question and get it marked →A scientist used the mark-release-recapture technique to estimate the population size, N, of a species of herbivorous sea urchin on a coral reef. Table 3.1 shows the data the…
Answer this question and get it marked →Fig. 4.1 shows the mean rate of photosynthesis each month and the water temperature throughout the year in a bay of an ocean in the northern hemisphere. The graph plots mean…
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