CAIE IGCSE Biology 16.3.4 Pollen Grains of Insect Pollinated Questions
Practise distinguishing insect- and wind-pollinated pollen grains from diagrams showing size, surface and shape.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- identify insect-pollinated grains as relatively large with sticky or spiky surfaces
- identify wind-pollinated grains as smaller, lighter and smoother
- compare diagrams at the same scale before using size as evidence for the pollination method
CAIE IGCSE Biology 16.3.4 Pollen Grains of Insect Pollinated Questions question 1
Fig. 6.2 is a scanning electron micrograph of some pollen grains from wind-pollinated flowers and insect-pollinated flowers.
Fig. 6.2
Explain how the pollen grain labelled J is adapted for insect pollination.
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