Transport in Plants Quiz (1) Biology AS Level
CIE
AS & A Level
Biology (9700)
فروردین
2010
شامل مباحث:
UNIT 7: Transport in plants
تعداد سوالات: 20
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
25 دقیقه
پیش نمایش صفحه اول فایل
omer uner Some plant species can take up heavy metal contaminants that are dissolved in soil water and then transport them within the plant. Within plant cells, the heavy metals accumulate mainly in the vacuole.
Which suggestions about the transport and accumulation of heavy metals are valid?
1) After initial entry into the root, some of the heavy metals can pass through the tonoplast to be stored in the vacuole of cells in the cortex.
2) The heavy metals…
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