9700/12 Biology Oct Nov 2012 Online Test | Cambridge AS and A Level MCQ
Cambridge
AS & A Level
Biology (9700)
بهمن
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
An insect consumes 180 J of plant material. Of this, 95 J of energy is passed out in the insect’s faeces and 58J is used for respiration.
Which percentage of the energy, in the original plant material taken in by the insect, is converted into biomass?