TOTAL: 100        

  TOTAL: 75        

QUESTION 5   5.1 Homeostasis Write an essay in which you describe the role of the skin in thermoregulation. Also explain in detail (from the stimulus, through to the effector) the specific responses on a cold day and on a hot day, respectively.       ContentSynthesisTotal (17)(3)[20]

7. Change the sentence below from the active to the passive voice. The tourist photographed rock formations in Hocking Hills. (1)

4.1.4 Describe what you observe at 08:00 and 20:00, respectively. Note: Always quote data from the table or graph to support your observation. (3)

11. Click on the button below then study the picture and answer the questions based on it.  

  1.1.3 Name one characteristic of a partnership. (1)        

  3.1 Name two stakeholders in Sarma’s business. (2)           3.2 What aspects of legislation will Sarma need to keep in mind if employing additional staff? (4)           3.3 Name the changes in the economy and explain the possible impact on Sarma and her business. (4)           3.4 What additional technological advancements could be considered to improve Sarma’s business offering? (3)           3.5 Discuss how globalisation can impact Sarma’s business. (2)               [15]

2.2.3 (a) Calculate the difference in the weight of the left testis between the rats in Group 1 and Group 3. Show all your calculations, and round off to one decimal places. (2)

1.4.5 Label Z shows the process of crossing over. What is the name of the physical point at which the chromatids overlap and break to exchange DNA? (1)