Experiment to demonstrate osmosis (LC 2026) (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is osmosis?
What is osmosis?
Water movement across a membrane
What type of membrane is required for osmosis?
What type of membrane is required for osmosis?
Semi-permeable membrane
How many strips of visking tubing were used?
How many strips of visking tubing were used?
2 strips
What concentration was the sugar solution?
What concentration was the sugar solution?
80%
How long were the tubes left in water?
How long were the tubes left in water?
15 minutes
What was the starting mass of both tubes?
What was the starting mass of both tubes?
10.8g
What was the ending mass of the sugar solution tube?
What was the ending mass of the sugar solution tube?
15.2g
How much mass did the sugar solution tube gain?
How much mass did the sugar solution tube gain?
4.4g
What was the ending turgidity of the sugar solution tube?
What was the ending turgidity of the sugar solution tube?
Fully turgid
What was the mass change in the distilled water tube?
What was the mass change in the distilled water tube?
No change (10.8g)
What was used as the control in this experiment?
What was used as the control in this experiment?
Distilled water
What happened to the sugar solution tube?
What happened to the sugar solution tube?
It gained mass as osmosis occurred
