Cambridge IGCSE Biology
16.3Sexual reproduction in plants
Sexual reproduction in plants in Cambridge IGCSE Biology: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic38 practice questions2 lessons
Learning objectives
What the syllabus expects you to be able to do.
- 16.3.1Identify, draw and state the functions of the parts of an insect-pollinated flower, and identify and describe the anthers and stigmas of a wind-pollinated flower.
- 16.3.2Distinguish the pollen grains and describe the structural adaptations of insect-pollinated and wind-pollinated flowers, and describe pollination.
- 16.3.3State that fertilisation occurs when a pollen nucleus fuses with a nucleus in an ovule, and investigate the conditions needed for seeds to germinate.
- 16.3.4Supplement: describe self-pollination and cross-pollination and discuss their effects on a population.
- 16.3.5Supplement: describe the growth of the pollen tube and its entry into the ovule, followed by fertilisation.
Lessons
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Fertilisation and germination in flowering plants
25 min
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Flowers and pollination
30 min
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Sample question
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Exam style
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