IGCSE Biology (0970) — May–June 2023, Paper 62
2 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
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Some animals live in cold places and sometimes huddle together (Fig. 1.1). A student investigated the effect of huddling on heat loss from model animals (test-tubes containing hot…
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Some plants lose their leaves in the winter and grow new leaves in the spring. A scientist measured the total leaf area of one grapevine plant, repeated this on 100 plants, and…
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