CAIE IGCSE Biology 14.5.2 Phototropism
Practise describing phototropism as directional plant growth towards or away from a light source.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- define phototropism as directional growth in response to light
- identify a shoot bending towards one-sided light as positive phototropism
- distinguish a growth response from photosynthesis or simple light absorption
14.5.2—Phototropism as a response in which question 1
The nervous system coordinates the responses of animals to changes in their environment.
Fig. 2.3 shows three pots of seedlings that have been kept in different conditions.
Fig. 2.3
State the name of the growth response shown by the seedlings in pot R.
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