A partially permeable membrane separates dilute sugar solution from concentrated sugar solution. Water can cross the membrane, but sugar cannot.
Which statement describes the initial net movement of water?
from the dilute solution to the concentrated solution by osmosis
from the concentrated solution to the dilute solution by osmosis
from the dilute solution to the concentrated solution by active transport
from the concentrated solution to the dilute solution by active transport
41 exam-style questions on Edexcel GCSE Biology 1.4 Transport across cell membranes, covering 1.4.1 Transport into and out of cells and 1.4.2 Percentage gain and loss in osmosis. Each one has a worked solution and a mark scheme showing where the marks go.