9700/12 Biology Feb Mar 2017 Online Test | Cambridge AS and A Level MCQ
CIE
AS & A Level
Biology (9700)
خرداد
2017
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
Gama Admin Tests for biological molecules were carried out on three solutions.
The observations were as follows.
solution 1 Benedict’s test – blue to orange
solution 2 Benedict’s test after acid hydrolysis – blue to red
solution 3 biuret test – blue to purple
Which observations would show the solutions that contained sucrose and amylase?
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