IGCSE Marine Science (0697) — October–November 2024, Paper 22
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 a photograph of a lanternfish. Lanternfish live in the open ocean. A scale bar marked X to Y spans the body length of the fish, and a photophore on the underside is…
Answer this question and get it marked →Fig. 2.1 shows an underwater plate boundary, drawn as a 3D block diagram. One plate descends beneath the other (arrows show the two plates moving towards each other), forming a…
Answer this question and get it marked →Crude oil is a fossil fuel. The combustion of fossil fuels releases carbon dioxide gas into the atmosphere. Crude oil is transported in oil tankers. To reduce the risk of oil…
Answer this question and get it marked →Marine Protected Areas (MPAs) are set up to conserve species in areas of ocean. Scientists investigated the effect of the setting up of an MPA in an area of the Indian Ocean on…
Answer this question and get it marked →Fig. 5.1 shows an area of mangrove forest at low tide on the island of Zanzibar. The area of shore closest to the sea has no mangrove forest and is sandy. The area further up the…
Answer this question and get it marked →Fig. 6.1 shows some kelp — a large brown seaweed photographed underwater, showing blades, gas bladders and a stipe. State the kingdom in which kelp is classified.
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