Paper 1, May June 2005 | Cambridge AS - A Level Biology (9700) Past Papers
Cambridge
AS & A Level
Biology (9700)
شهریور
2005
مشاهده نمونه سوال
شامل مباحث:
AS Level
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
60 دقیقه
پیش نمایش صفحه اول فایل
For some diseases, one of the most effective measures for prevention and control is tracing people who have been in contact with infected people.
For which disease would tracing the contacts of infected people help in its prevention and control?