Tropic responses: past paper questions
Real questions on tropic responses
The newest 20 of 36 written questions. Open one to see it on the real paper.
- 0610/31 · May/June 2026 · Q6a(ii)[1]
State one other stimulus that would cause the same effect as the one shown in Figure 6.1. (ii)
See it on the paper → - 0610/43 · May/June 2026 · Q3f[1]
State the name of the component of blood that transports hormones.
See it on the paper → - 0610/32 · February/March 2026 · Q4a[1]
Name the growth response shown by the seedling in Figure 4.1.
See it on the paper → - 0610/32 · February/March 2026 · Q4b(i)[46]
Use the information in Figure 4.2 to calculate the increase in the angle of the root between 6 hours and 12 hours. Space for working.
See it on the paper → - 0610/32 · February/March 2026 · Q4b(ii)[2]
The student forms several conclusions. Tick (3) all the conclusions that are supported by the data shown in Figure 4.2. The root starts to curve faster than the shoot. The root curves more than 60°. After 4 hours, the root has curved three times more than the shoot. After 24 hours, the angle of the shoots and roots wil...
See it on the paper → - 0610/32 · February/March 2026 · Q4c[2]
shoot shoot seed pinned to wall of box seed pinned to wall of box light-proof box (c) The student repeats the investigation with a maize seedling placed vertically in the light‑proof box. root root start after 12 hours Complete Figure 4.3 to predict the growth of the seedling after 12 hours. Explain your answer. Figure...
See it on the paper → - 0610/33 · October/November 2025 · Q6a(i)[1]
State the genus name for these bacteria.
See it on the paper → - 0610/33 · October/November 2025 · Q6a(ii)[2]
State two reasons why bacteria are useful in biotechnology processes such as making yoghurt.
See it on the paper → - 0610/33 · October/November 2025 · Q7a(i)[2]
Complete Fig. 7.2 by drawing the expected appearance of the shoot and roots of the plant after a week. (i) light-proof box plant pot plant
See it on the paper → - 0610/33 · October/November 2025 · Q7a(ii)[1]
State the name of the tropic response shown by the plant in Fig. 7.2.
See it on the paper → - 0610/43 · October/November 2025 · Q5b(i)[1]
Identify the tropic response shown by the plant shoot in Fig. 5.1.
See it on the paper → - 0610/43 · October/November 2025 · Q5b(ii)[4]
Explain the chemical control of the tropic response shown by the plant shoot in Fig. 5.1.
See it on the paper → - 0610/43 · October/November 2025 · Q5b(iii)[2]
Explain how the type of tropic response shown in Fig. 5.1 is an advantage to a plant.
See it on the paper → - 0610/41 · May/June 2025 · Q6a(iii)[1]
State the name of the tropic response to light.
See it on the paper → - 0610/41 · May/June 2025 · Q6b[3]
A student observed cells from a plant that had wilted. State and explain the expected appearance of the cells.
See it on the paper → - 0610/33 · October/November 2024 · Q4d[3]
Describe how tropic responses in plants allow roots to absorb more water from the soil.
See it on the paper → - 0610/31 · May/June 2024 · Q5b(i)[2]
Predict and explain how the shape of plant Y will differ from the shape of plant X after 5 days of growth.
See it on the paper → - 0610/31 · May/June 2024 · Q5b(ii)[1]
State the name of the tropic response that would be seen in plant X in Fig. 5.2 after 5 days.
See it on the paper → - 0610/31 · May/June 2024 · Q5b(iii)[2]
Suggest and explain the advantage to a plant of tropic responses in shoots.
See it on the paper → - 0610/62 · May/June 2024 · Q2c[6]
Plan an investigation to find out how light intensity affects the angle at which the seedling grows.
See it on the paper →
What examiners said
Comprehensive responses • Many candidates identified the growth response as gravitropism. Limited responses • None seen.
— Examiner report, February/March 2026, 0610/32 Q4(a) (Cambridge)
Comprehensive responses • Most candidates were able to identify the two salient angles. Limited responses • A significant number of candidates would benefit from further practice in performing the appropriate calculation, as many of the calculations presented involved the procedure to achieve a percentage. • A few candidates selected the angles (or two other angles) and did not use them in a calc...
— Examiner report, February/March 2026, 0610/32 Q4(b)(i) (Cambridge)
Comprehensive responses • Most candidates were able to select the two conclusions that were supported by evidence from the graph. Limited responses • None seen.
— Examiner report, February/March 2026, 0610/32 Q4(b)(ii) (Cambridge)
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