Osmosis (AQA GCSE Biology Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What type of process is osmosis?
What type of process is osmosis?
A special type of diffusion
In osmosis, which direction does water move?
In osmosis, which direction does water move?
From dilute to concentrated solution
What is a partially permeable membrane?
What is a partially permeable membrane?
Lets water through, blocks large molecules
Which molecules can pass through a partially permeable membrane?
Which molecules can pass through a partially permeable membrane?
Water molecules
What are sugar molecules unable to do during osmosis?
What are sugar molecules unable to do during osmosis?
Pass through the membrane
What is Visking tubing used for?
What is Visking tubing used for?
To study osmosis
In the Visking tubing experiment, what happens to the liquid level inside the tubing?
In the Visking tubing experiment, what happens to the liquid level inside the tubing?
It rises over time
What happens to red blood cells in concentrated solutions?
What happens to red blood cells in concentrated solutions?
They shrink
What happens to red blood cells in dilute solutions?
What happens to red blood cells in dilute solutions?
They swell up
Why does water move during osmosis?
Why does water move during osmosis?
To balance concentrations