IGCSE Science - Combined (0653) — May–June 2025, Paper 32
9 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →Fig. 1.1 shows a white blood cell. The cell is drawn as a circular outline (the cell membrane) enclosing the cytoplasm, with a single large irregular structure shown inside; a…
Answer this question and get it marked →Fig. 2.1 is a diagram of a cross-section through a leaf. The upper part shows a row of tall, closely packed rectangular palisade mesophyll cells containing many chloroplasts;…
Answer this question and get it marked →Nutrition is one of the characteristics of living organisms. State two other characteristics of living organisms.
Answer this question and get it marked →Solid sodium reacts with water. Circle the gas that forms when sodium reacts with water. carbon dioxide chlorine hydrogen oxygen
Answer this question and get it marked →Iron is a transition element. Tick two boxes that show correct statements about the properties of iron and Group I elements. Iron and Group I elements conduct electricity. Iron…
Answer this question and get it marked →Hydrogen peroxide, H2O2, decomposes into water and oxygen when a catalyst is added. Balance the symbol equation for the reaction. ............H2O2 - ............H2O + O2
Answer this question and get it marked →Fig. 7.1 shows a tram powered by electricity supplied through overhead cables. The tram moves to the right along a level track. Force P (2400 N) acts on the tram to the right (in…
Answer this question and get it marked →Fig. 8.1 shows an electric heater that heats a room. Curved arrows show warm air rising directly above the heater, moving across the top of the room, descending at the far side…
Answer this question and get it marked →Fig. 9.1 is a drawing of our galaxy showing the approximate location of the Sun. The galaxy is drawn as a spiral disc of stars seen at an angle; a label line marked 'the Sun'…
Answer this question and get it marked →