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Classic Dramatic Literature
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Human Organ Systems
Cellular Organization and Development
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Cellular Organization Types
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Nazi Germany and Holocaust 1933-1945
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European Renaissance and Enlightenment
Modern Global Environmental-Health Challenges
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Medieval Migration and Invasions
World Wars Era and Impact
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274
โข
27 Dec 2025
โข
Just Call Me Divine๐๐
@sibidi_divine
This GCSE Biology Foundation Paper covers essential topics that connect... Show more
This is your Foundation Tier Paper 1F for GCSE Biology, worth 100 marks total with 1 hour 45 minutes to complete it. You'll need a ruler and scientific calculator, so make sure you've got those sorted.
The paper kicks off with plant organisation - understanding how plants are built from cells up to whole organs. Remember that organs (like leaves) are the largest parts of plants, made up of tissues, which are made up of cells. This hierarchy is dead important for understanding how complex organisms work.
Top Tip: Always show your working in calculations - you can pick up marks even if your final answer isn't quite right!
You'll encounter a classic osmosis experiment using potato pieces in different salt solutions. This practical shows how water moves through partially permeable membranes - a key concept you need to nail.
The investigation demonstrates that potato pieces lose mass in concentrated salt solutions because water moves out by osmosis. In dilute solutions, they gain mass as water moves in. When calculating means, you'll need to spot and ignore anomalous results .
Control variables are factors kept constant during experiments - like the size of potato pieces and time in solution. The independent variable is what you change (salt concentration), whilst the dependent variable is what you measure (mass change).
Remember: Water always moves from high water concentration to low water concentration through partially permeable membranes!
When working with experimental data, you'll need to calculate mean values by adding results and dividing by the number of tests. For the dilute salt solution: (1.1 + 1.1 + 1.4) รท 3 = 1.2 grams.
Anomalous results stick out like a sore thumb - they're much higher or lower than expected values. In this case, -32.4 is clearly wrong compared to -7.2 and -6.8. Smart scientists exclude these dodgy results when calculating the mean.
To improve investigations, you could use more concentrations of salt solution to get a clearer picture of the relationship. This gives you more data points and makes your conclusions more reliable.
Exam Hack: Always check if your calculated mean makes sense compared to the original data values!
Pathogens are microorganisms that cause disease, including viruses, bacteria, and fungi. Your body has brilliant defence systems to keep these unwanted guests out.
Physical barriers like skin stop pathogens entering, whilst your nose produces mucus that traps viruses and bacteria. These are your body's first line of defence - think of them as bouncers at a club!
When pathogens do get past these defences, your white blood cells spring into action. They're the heroes of your immune system, recognising foreign invaders and mounting an attack to protect you.
Key Point: Your body has multiple layers of defence - physical barriers first, then immune responses if needed!
Tumours form when cell division goes completely out of control. Normally, cells divide in an organised way, but sometimes this process gets hijacked.
Malignant tumours are the dangerous ones - these are cancers. They're scary because their cells can spread to other parts of the body and form secondary tumours. Unlike benign tumours, malignant ones don't stay put.
The HPV virus can cause cancer in females, which is why the HPV vaccine was introduced in 2008 for 12-13 year olds. The data shows this vaccination programme has been incredibly successful - HPV rates in 16-18 year olds dropped from 8.2% in 2010 to just 1.6% in 2016.
Real-World Impact: Vaccines have dramatically reduced cancer-causing infections in young people - that's genuinely life-saving stuff!
The HPV vaccine contains an inactive form of the virus that can't cause disease but still triggers your immune system. It's like showing your body a wanted poster of the criminal before they turn up.
White blood cells recognise this inactive virus and produce antibodies - special proteins that can destroy the real virus if it ever shows up. Your immune system remembers this response, giving you long-term protection.
Some parents refuse vaccines due to concerns about side effects or religious beliefs. However, the scientific evidence overwhelmingly shows vaccines are safe and incredibly effective at preventing serious diseases.
Science Win: Your immune system can remember pathogens for years or even decades after vaccination!
Photosynthesis is arguably the most important biological process on Earth. The word equation is: carbon dioxide + water โ glucose + oxygen (with light energy from the sun powering the whole thing).
This process happens in plant cells and produces the glucose that plants use for energy and growth. Even better for us, it also produces oxygen as a waste product - the same oxygen we need to breathe.
Oxygen is used in cells for respiration - the process that releases energy from glucose. Without photosynthesis producing oxygen, complex life on Earth simply wouldn't exist.
Mind-Blowing Fact: Every breath you take contains oxygen that was produced by photosynthesis - you're literally breathing plant waste!
Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.
You can download the app from Google Play Store and Apple App Store.
That's right! Enjoy free access to study content, connect with fellow students, and get instant help โ all at your fingertips.
App Store
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because itโs too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didnโt even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as Iโm sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH ๐๐๐ฒ๐ค๐โจ๐๐ฎ
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because itโs too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didnโt even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as Iโm sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH ๐๐๐ฒ๐ค๐โจ๐๐ฎ
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
Just Call Me Divine๐๐
@sibidi_divine
This GCSE Biology Foundation Paper covers essential topics that connect directly to how living things work around you every day. You'll explore everything from how plant cells function to why vaccines protect us from disease, plus the vital process of... Show more
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This is your Foundation Tier Paper 1F for GCSE Biology, worth 100 marks total with 1 hour 45 minutes to complete it. You'll need a ruler and scientific calculator, so make sure you've got those sorted.
The paper kicks off with plant organisation - understanding how plants are built from cells up to whole organs. Remember that organs (like leaves) are the largest parts of plants, made up of tissues, which are made up of cells. This hierarchy is dead important for understanding how complex organisms work.
Top Tip: Always show your working in calculations - you can pick up marks even if your final answer isn't quite right!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
You'll encounter a classic osmosis experiment using potato pieces in different salt solutions. This practical shows how water moves through partially permeable membranes - a key concept you need to nail.
The investigation demonstrates that potato pieces lose mass in concentrated salt solutions because water moves out by osmosis. In dilute solutions, they gain mass as water moves in. When calculating means, you'll need to spot and ignore anomalous results .
Control variables are factors kept constant during experiments - like the size of potato pieces and time in solution. The independent variable is what you change (salt concentration), whilst the dependent variable is what you measure (mass change).
Remember: Water always moves from high water concentration to low water concentration through partially permeable membranes!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
When working with experimental data, you'll need to calculate mean values by adding results and dividing by the number of tests. For the dilute salt solution: (1.1 + 1.1 + 1.4) รท 3 = 1.2 grams.
Anomalous results stick out like a sore thumb - they're much higher or lower than expected values. In this case, -32.4 is clearly wrong compared to -7.2 and -6.8. Smart scientists exclude these dodgy results when calculating the mean.
To improve investigations, you could use more concentrations of salt solution to get a clearer picture of the relationship. This gives you more data points and makes your conclusions more reliable.
Exam Hack: Always check if your calculated mean makes sense compared to the original data values!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Pathogens are microorganisms that cause disease, including viruses, bacteria, and fungi. Your body has brilliant defence systems to keep these unwanted guests out.
Physical barriers like skin stop pathogens entering, whilst your nose produces mucus that traps viruses and bacteria. These are your body's first line of defence - think of them as bouncers at a club!
When pathogens do get past these defences, your white blood cells spring into action. They're the heroes of your immune system, recognising foreign invaders and mounting an attack to protect you.
Key Point: Your body has multiple layers of defence - physical barriers first, then immune responses if needed!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Tumours form when cell division goes completely out of control. Normally, cells divide in an organised way, but sometimes this process gets hijacked.
Malignant tumours are the dangerous ones - these are cancers. They're scary because their cells can spread to other parts of the body and form secondary tumours. Unlike benign tumours, malignant ones don't stay put.
The HPV virus can cause cancer in females, which is why the HPV vaccine was introduced in 2008 for 12-13 year olds. The data shows this vaccination programme has been incredibly successful - HPV rates in 16-18 year olds dropped from 8.2% in 2010 to just 1.6% in 2016.
Real-World Impact: Vaccines have dramatically reduced cancer-causing infections in young people - that's genuinely life-saving stuff!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
The HPV vaccine contains an inactive form of the virus that can't cause disease but still triggers your immune system. It's like showing your body a wanted poster of the criminal before they turn up.
White blood cells recognise this inactive virus and produce antibodies - special proteins that can destroy the real virus if it ever shows up. Your immune system remembers this response, giving you long-term protection.
Some parents refuse vaccines due to concerns about side effects or religious beliefs. However, the scientific evidence overwhelmingly shows vaccines are safe and incredibly effective at preventing serious diseases.
Science Win: Your immune system can remember pathogens for years or even decades after vaccination!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Photosynthesis is arguably the most important biological process on Earth. The word equation is: carbon dioxide + water โ glucose + oxygen (with light energy from the sun powering the whole thing).
This process happens in plant cells and produces the glucose that plants use for energy and growth. Even better for us, it also produces oxygen as a waste product - the same oxygen we need to breathe.
Oxygen is used in cells for respiration - the process that releases energy from glucose. Without photosynthesis producing oxygen, complex life on Earth simply wouldn't exist.
Mind-Blowing Fact: Every breath you take contains oxygen that was produced by photosynthesis - you're literally breathing plant waste!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.
You can download the app from Google Play Store and Apple App Store.
That's right! Enjoy free access to study content, connect with fellow students, and get instant help โ all at your fingertips.
2
Smart Tools NEW
Transform this note into: โ 50+ Practice Questions โ Interactive Flashcards โ Full Mock Exam โ Essay Outlines
Explore essential biology practicals including enzyme activity, photosynthesis, microscopy, osmosis, and food tests. This comprehensive guide provides step-by-step procedures and key concepts for each experiment, perfect for students preparing for exams. Enhance your understanding of biological processes and laboratory techniques.
BiologyExplore key concepts in National 5 Biology Unit 1, including cell structure, enzyme function, genetic engineering, and transport mechanisms. This summary covers essential topics such as osmosis, DNA structure, and the role of enzymes in digestion, providing a comprehensive resource for exam preparation.
BiologyExplore essential AQA Biology, Chemistry, and Physics practical techniques, including aseptic methods, osmosis experiments, and the life cycle of stars. This comprehensive guide covers key concepts such as antibiotic resistance, reaction rates, and microscopy, providing students with the tools needed for effective study and application in scientific practices.
BiologyExplore the principles of osmosis through a detailed examination of a potato osmosis experiment. This resource covers key concepts such as hypertonic and hypotonic solutions, the methodology for conducting the experiment, and the expected outcomes based on varying sugar/salt concentrations. Ideal for AQA GCSE Science students preparing for practical assessments.
BiologyExplore the osmosis process through a hands-on potato experiment. This practical guide details the steps to investigate how different sucrose concentrations affect potato mass, including calculations for percentage change. Ideal for GCSE Biology students and anyone studying diffusion, osmosis, and tonicity concepts.
BiologyExplore the process of osmosis, including the movement of water across partially permeable membranes, and the effects on plant and animal cells in different solutions. This summary covers key concepts such as hypertonic and hypotonic solutions, plasmolysis, and the structural differences between plant and animal cells. Ideal for biology students preparing for exams.
BiologyApp Store
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because itโs too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didnโt even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as Iโm sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH ๐๐๐ฒ๐ค๐โจ๐๐ฎ
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because itโs too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didnโt even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as Iโm sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH ๐๐๐ฒ๐ค๐โจ๐๐ฎ
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
English Literature
Sociology