Table 1 gives information about three different methods of contraception.
Table 1
| Method of contraception | Number of pregnancies per 100 women in one year | Features and possible side effects |
|---|---|---|
| Combined oral pill | 9.0 | Must be taken daily; contains oestrogen and progesterone; can reduce menstrual pain and flow. |
| Intrauterine system (IUS) | 0.2 | Lasts for 5 years; releases progesterone; can cause temporary breast tenderness or acne. |
| Copper IUD | 0.8 | Lasts for up to 10 years; does not contain hormones; can make periods heavier and more painful. |
A woman is choosing a contraceptive method. She wants a method that:
Identify which method of contraception from Table 1 best meets all of her requirements.
Suggest two disadvantages of the chosen method, using information from Table 1 and your own knowledge.
62 exam-style questions on AQA GCSE Biology 5.3 Hormonal coordination in humans, covering 5.3.1 Human endocrine system, 5.3.2 Control of blood glucose concentration, 5.3.3 Maintaining water and nitrogen balance in the body, 5.3.4 Hormones in human reproduction, 5.3.5 Contraception, 5.3.6 The use of hormones to treat infertility (HT only), and 5.3.7 Negative feedback (HT only). Each one has a worked solution and a mark scheme showing where the marks go.