Transpiration is

  1. the making of glucose
  2. the uptake of water by roots
  3. the movement of sugar in phloem
  4. the loss of water vapour from leaves
Answer

D) the loss of water vapour from leaves

Definition of transpiration. O Level Biology · Topic 7 Transport in Flowering Plants · 7.2 Transpiration and translocation

Biology MCQ · More O Level Biology: Transport in Flowering Plants MCQs · Practise