IGCSE Marine Science (0697) — May–June 2024, Paper 21
6 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →Fig. 1.1 is an image of a coral polyp. A rectangular box is marked on the image highlighting part of the polyp showing approximately seven tentacles and a central disc. In the…
Answer this question and get it marked →Oceanic currents and gyres circulate water around the World Ocean. Fig. 2.1 shows a map of oceans and seas in the world, with the major oceanic currents and gyres. Ocean C is…
Answer this question and get it marked →Aquaculture can be used to produce large quantities of grouper for human consumption. Grouper provide a rich source of protein in the human diet. Describe how to test a sample of…
Answer this question and get it marked →A student investigates the distribution of lugworms and clams in the intertidal zone of a sandy shore from the low tide level towards the high tide level. Table 4.1 shows the data…
Answer this question and get it marked →Nutrients, such as nitrogen, cycle through marine ecosystems. Explain how nitrogen in the organic molecules of fish is eventually taken up by producer organisms in the ocean.
Answer this question and get it marked →Pelagic trawling is a method of fishing. Describe the method of pelagic trawling.
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