Quelpr
3 marksSexual Reproduction in Humans

CAPE Biology Unit 1 · 2016 · Paper 2 · Question 3(b)(i)

Figure 3 is a diagram of a section through the placenta with the umbilical vein.

Identify the structures labelled A, B and C and indicate whether EACH is of foetal or maternal origin. Write your answers in the following table.

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Other parts of this question

  1. 3(a)In the box below, make a plan drawing of the anther in Figure 2. Use annotated labels to identify TWO tissues.[6 marks]
  2. 3(b)(ii)Outline TWO functions of the placenta.[2 marks]
  3. 3(b)(iii)Comment on the importance of the amnion during foetal development. In your comment, give TWO effects of reduced levels of the amniotic fluid.[4 marks]

More practice: the rest of this paper · more Sexual Reproduction in Humans questions · all CAPE Biology Unit 1 past papers