9700/12 Biology May Jun 2012 Online Test | Cambridge AS and A Level MCQ
Cambridge
AS & A Level
Biology (9700)
شهریور
2012
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
Which changes to the water potential and the volume of liquid in the phloem sieve tube element occur when sucrose is moved from a photosynthesising leaf into the phloem sieve tube element?