GCSE Biology Revision "Required Practical 3: Effects of Osmosis on Plant Tissue"

GCSE workbooks www.amazon.co.uk/Dr-Shaun-Don...
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In this video, we look at the required practical investigating the effects of osmosis on plant tissue. I take you through the stages and how to calculate percentage change. I then show you the expected results and discuss what they mean.
This video is based on the AQA spec. If you are following a different exam board then you should check your specification. The Amazon link above is an affiliate link. This provides a small commission which helps to support freesciencelessons. The cost remains the same to you. If you prefer not to use this, you can search Amazon for the Freesciencelessons workbooks.
Image credits:
Potatoes By Dinkum (Own work) [CC0], via Wikimedia Commons
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Scalpel By No machine-readable author provided. Spekta assumed (based on copyright claims). - No machine-readable source provided. Own work assumed (based on copyright claims)., Public Domain, commons.wikimedia.org/w/index...
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Why does it feel like my whole life has been building up to finally being a person in comments who have their exam tomorrow and feels pretty unprepared? Well I’m finally here and I can’t say I’m happy.

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@@jkim1402 now 1 year later i have my first exam in 3 days to :(

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Mine is tomorrow and just realised I have to do this practical haha

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i remember doing this practical in year 9 and we just decided to launch potatoes at each other instead of doing the practical

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2020 gang getting that revision early

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Depends if we'll even do them...

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My Combined Science GCSE Life (paper one) is tomorrow. Thanks so much for everything, you help so many people who struggle to understand science!!!

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watching the night before I legit forgot about the practicals oh no

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Me too

[@mm0367]

I'm the same but luckily the practicals in biology are easy and there are not many of them. You need roughly 30% to get a level 5 so I'm quite confident.

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compose yourself

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My AQA Paper 1 Biology Exam is tomorrow! Thank you so much for all your help x

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mine is to and I am very nervous

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Biology exam on Tuesday.

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who's revising for bio tomorrow???

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Class of 2021, ASSEMBLE!

[@joshquinn4964]

Y11 biology mock tomorrow. Having a final whizz through the required practicals for both papers.
Good luck to my fellow sufferers tomorrow.

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paper 1 is today and i am praying 🙏

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how did it go???????????????

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i got that next week

[@heidi4125]

I've got a biology 'mini assessment' aka exam on required practicals tomorrow as well and this is helpful as I missed when my class did this practical recently and my teacher hasn't tried to help me catch up. 🤦🏼‍♀️

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biology paper 1 in an hour. im terrified but lemme just say id be a lot more terrified if this guy didn't exist. been saving me since year 10 when I wanted to catch up but was too scared to talk to teachers. thanks shaun :)

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ik its kind of late but dont forget to practice with exam style questions as well and good luck bro

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9 hours to go till my exam and just teaching myself this for the first time

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This was the very first question this year and thi video helped massively.

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Got my biology exam in 2 hours. Thankyou colin‼️

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I mean boiled carrots??

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Looks like i'm the only 2020 gurl!

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no your not

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oh wait. i get it

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Please explain how this can apply to eggs and egg shells

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Tomorrow is my biology exam, thanks Shaun for all of the revision resources!!

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Omgosh I LOVE THIS GUY!💓

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Really appreciate your videos!
Once you have finished all the topics can you do videos on '9-1 example style practise questions', if possible?

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Nameless. I know some questions

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He has a workbook which he has questions in so I doubt he would do that

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BIOLOGY TOMORROW good luck everyone and thanks Mr Lessons for coming in hella clutch

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MY EXAM STARTS IN 2 HOURS THANK YOU 😭

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the most pointless practical

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Good luck tomorrow everyone 😊😊

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Last bit of morning revision before the exam

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Thank you so much , your videos are really helpful.Please make other videos regarding practicals and tips for igcse practicals P5.

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This was really helpful btw so thank u

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watching this now a few hours before my exam 💪💪

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Sir, you've saved my life, god bless

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Capitalise the name of God always, God Bless truly

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Very educational and precise 👍🏾

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Bio tomorrow, legend of the community. Thank you

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Nice one mate thanks for your help.

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Why do you measure the change in length if you don't plot it on a graph or use it in an equation?

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Cramming in for my biology mocks tomorrow 😂

[@SGMiner21]

hopefully these videos will also help me with my WJEC GCSE exam

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Great Video! Keep up the good work :)

[@kevymckeag68]

Anyone know what you need to get for a C in fountain between the 4 tests?

[@hm-pj2fh]

why do we need to measure the length of the cylinders of potatoes before and after, if we are already measuring the mass?

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Exam is tmrw im lit terrified hoping that freesciencelessons will save my grade

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So like one test tube with 0.25 molar sugar solution, another w 0.5 sugar solution and finally distilled water. Not tap cos it has impurities

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Exactly

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2021 Y11 gang, doing some last min revision bio exam tmrw wish me luck 🤞

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Will you be doing a level videos once ur finished with gcse ones? :)

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watching this the day before my biology gcse xx