Learning objective

Discuss the significance of water potential and osmosis in how organisms absorb and lose water.

Read the explanation, check the common trap, then practise with flashcards and questions.

Exam focus

Cambridge IGCSE BiologyMovement into and out of cellsSupplement content

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Quick explanation

This point belongs to Osmosis, especially Osmosis outcomes.
You need to be able to discuss the significance of water potential and osmosis in how organisms absorb and lose water.
The key ideas to know are Explain.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

Explain

Why it matters

This objective helps connect Osmosis outcomes to exam-style questions, flashcards, and revision notes for Osmosis.

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Flashcards10 linked cards

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Practice Questions7 linked questions

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0 of 5 attempted

Paper 4Theory (Extended)3 marks

Description

A plant cell is placed in a solution with a different water potential than the cell sap.

a
Explain how water potential affects the movement of water into or out of the plant cell.
Your answer
Aim for approximately 3 distinct marking points.
[3]

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