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1.4 Transport across cell membranes

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Question 12
F

A membrane separates solutions P and Q. It allows water to pass through but does not allow sugar to pass through. P contains a higher concentration of sugar than Q.

Which statement correctly describes the initial movements?

[1]
A

sugar moves from P to Q; water moves from P to Q overall

B

sugar moves from Q to P; water moves from Q to P overall

C

sugar cannot cross the membrane; water moves from Q to P overall

D

sugar cannot cross the membrane; water moves from P to Q overall

Markscheme

1.4 Transport across cell membranes Questions

  1. GCSE
  2. /Biology
  3. /1.4 Transport across cell membranes

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.

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