Human and plant reproductionIB MYP Sciences: Mind map

Exam questions on Human and plant reproduction

1. A health teacher in Nairobi is explaining to her class how a pregnancy begins, from the release of an egg from the ovary to the embryo settling in the uterus.
   Describe what happens at fertilisation.2 marks
2. A school garden club in Cape Town is studying two plants growing side by side: a sunflower with large yellow petals that is visited by bees, and a wild grass with small, dull green flowers and no scent.
   Explain why the grass flowers produce very large amounts of light, smooth pollen, whereas the sunflower produces much less.2 marks
3. An antenatal nurse in Lisbon is explaining to a group of expectant parents how a developing baby is supported inside the uterus during pregnancy.
   Outline the role of the placenta during pregnancy.3 marks