5090/11 Biology Oct Nov 2023 Quiz | Cambridge O-Level MCQ
Cambridge
O-Level
Biology (5090)
دی
2023
مشاهده نمونه سوال
شامل مباحث:
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
60 دقیقه
پیش نمایش صفحه اول فایل
zivar sushu A plant has leaves with both green and white areas. One of its leaves is partly covered with aluminium foil which blocks light.
The plant is then placed under a lamp for 24 hours. After this time, discs are cut from the areas of the leaf shown, and tested with iodine solution.
Which leaf discs will give a blue-black colour when tested with iodine solution?
