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6.2.1  Describe how the bottles can be sterilised. (1)

6.1.2 What is meant by the term anaerobic? (1)

6. Yeast can be used to make beer. This process takes place in anaerobic conditions.    

3.3.1 Kidney failure can be treated by transplanting a healthy donor kidney into the patient. The procedure involves connecting two blood vessels and a tube to the transplanted kidney. Name the two blood vessels and the tube. (2)   Blood vessel 1 …………     Blood vessel 2 …………..     tube ……………….  

5.1 Write a balanced chemical symbol equation for photosynthesis. (2)      

3.2 The diagram shows a kidney nephron with parts labelled A, B and C.     Right-click on the following button to open Figure 3.           The following lists events that take place in the nephron. Give the letter of the part where each event takes place?   3.2.1 Ultrafiltration [a] Glucose reabsorption [b] (2)  

4.1 COPD includes diseases such as emphysema (lines 2-6). Give two causes of emphysema. (2)

5.2 Describe how increasing age changes the energy requirements of females. (2)

3.2 When a person is vaccinated, their immune system produces memory cells. Describe the role of memory cells. (3)

  QUESTION 1 Sehen Sie sich die Bilder an.   Für jede Aussage wählen Sie die richtigen Buchstaben (A-F)     1.1 Felix kauft Brot für das Frühstück. [ans1] (1)   1.2 Danach kocht er Kaffee für seine Mutter. [ans2] (1)   1.3 Dann füttert er die Katze. [ans3] (1)   1.4 Später macht er sein Bett. [ans4] (1)   1.5 Er putzt auch seine Sportschuhe. [ans5] (1)