Communicable and non-communicable diseases are key topics in GCSE Biology... Show more
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Updated Mar 17, 2026
•
Lily
@lily_rnfi
Communicable and non-communicable diseases are key topics in GCSE Biology... Show more

This comprehensive mind map explores crucial concepts in GCSE Edexcel Biology, focusing on health, disease, viruses, and sexually transmitted infections (STIs). It provides valuable information for students preparing for GCSE Biology exams and those seeking to understand communicable and non-communicable diseases.
Definition: Health is defined as the state of physical, mental, and social wellbeing.
The mind map distinguishes between non-communicable and communicable diseases:
Vocabulary: Non-communicable diseases are those that cannot be spread from organism to organism, such as cancer.
Vocabulary: Communicable diseases are those that can be spread from organism to organism, such as cold and flu.
All communicable diseases are caused by pathogens. The mind map outlines six main pathogens and the diseases they cause:
Cholera: Caused by the bacterium Vibrio cholerae, with symptoms including diarrhea. It spreads through contaminated water and can be prevented by drinking clean water.
Tuberculosis (TB): Caused by a bacterium, with symptoms including coughing and lung damage. It spreads through the air and can be prevented by avoiding crowded areas when infected, practicing good hygiene, and living in well-ventilated homes.
Stomach Ulcers: Caused by a bacterium, with symptoms including stomach pain, nausea, and vomiting. It spreads through contaminated food and water and can be prevented by drinking clean water and maintaining hygienic living conditions.
Malaria: Caused by a protist, with symptoms including damage to red blood cells and the liver. It spreads via mosquito bites and can be prevented by using insect repellent.
Ebola: Caused by the Ebola virus, with symptoms including hemorrhagic fever. It spreads via bodily fluids and can be prevented by isolating infected individuals and sterilizing areas where the virus may be present.
Chalara ash dieback: Caused by a fungus, with symptoms including leaf loss and bark lesions. It spreads through the air by wind and can be prevented by removing infected trees.
The mind map also covers sexually transmitted infections (STIs):
Example: Chlamydia is a bacterial STI that reproduces inside host cells and can cause infertility. It can be prevented by wearing condoms, getting screened, and avoiding sexual contact.
Highlight: HIV (Human Immunodeficiency Virus) kills white blood cells, leading to AIDS (Acquired Immunodeficiency Syndrome). It spreads via bodily fluids and can be prevented by wearing condoms, avoiding sharing needles, and proper screening and treatment.
The mind map briefly mentions the lytic and lysogenic pathways, which are important concepts in understanding viral reproduction and infection cycles.
This comprehensive overview provides students with essential information for understanding health, disease, and infections in GCSE Biology, particularly for the Edexcel syllabus. It serves as an excellent resource for exam preparation and revision of key concepts in communicable and non-communicable diseases.
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 – 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 it’s 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 didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE Knowunity AI. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
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 it’s 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 didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE Knowunity AI. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
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
Lily
@lily_rnfi
Communicable and non-communicable diseases are key topics in GCSE Biology. This mind map covers essential concepts related to health, disease, viruses, and sexually transmitted infections (STIs), providing valuable information for students studying GCSE Biology 9-1.
• Health is... Show more

Access to all documents
Improve your grades
Join milions of students
This comprehensive mind map explores crucial concepts in GCSE Edexcel Biology, focusing on health, disease, viruses, and sexually transmitted infections (STIs). It provides valuable information for students preparing for GCSE Biology exams and those seeking to understand communicable and non-communicable diseases.
Definition: Health is defined as the state of physical, mental, and social wellbeing.
The mind map distinguishes between non-communicable and communicable diseases:
Vocabulary: Non-communicable diseases are those that cannot be spread from organism to organism, such as cancer.
Vocabulary: Communicable diseases are those that can be spread from organism to organism, such as cold and flu.
All communicable diseases are caused by pathogens. The mind map outlines six main pathogens and the diseases they cause:
Cholera: Caused by the bacterium Vibrio cholerae, with symptoms including diarrhea. It spreads through contaminated water and can be prevented by drinking clean water.
Tuberculosis (TB): Caused by a bacterium, with symptoms including coughing and lung damage. It spreads through the air and can be prevented by avoiding crowded areas when infected, practicing good hygiene, and living in well-ventilated homes.
Stomach Ulcers: Caused by a bacterium, with symptoms including stomach pain, nausea, and vomiting. It spreads through contaminated food and water and can be prevented by drinking clean water and maintaining hygienic living conditions.
Malaria: Caused by a protist, with symptoms including damage to red blood cells and the liver. It spreads via mosquito bites and can be prevented by using insect repellent.
Ebola: Caused by the Ebola virus, with symptoms including hemorrhagic fever. It spreads via bodily fluids and can be prevented by isolating infected individuals and sterilizing areas where the virus may be present.
Chalara ash dieback: Caused by a fungus, with symptoms including leaf loss and bark lesions. It spreads through the air by wind and can be prevented by removing infected trees.
The mind map also covers sexually transmitted infections (STIs):
Example: Chlamydia is a bacterial STI that reproduces inside host cells and can cause infertility. It can be prevented by wearing condoms, getting screened, and avoiding sexual contact.
Highlight: HIV (Human Immunodeficiency Virus) kills white blood cells, leading to AIDS (Acquired Immunodeficiency Syndrome). It spreads via bodily fluids and can be prevented by wearing condoms, avoiding sharing needles, and proper screening and treatment.
The mind map briefly mentions the lytic and lysogenic pathways, which are important concepts in understanding viral reproduction and infection cycles.
This comprehensive overview provides students with essential information for understanding health, disease, and infections in GCSE Biology, particularly for the Edexcel syllabus. It serves as an excellent resource for exam preparation and revision of key concepts in communicable and non-communicable diseases.
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 – all at your fingertips.
8
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Transform this note into: ✓ 50+ Practice Questions ✓ Interactive Flashcards ✓ Full Mock Exam ✓ Essay Outlines
Explore key concepts of cardiovascular diseases, including TIAs, strokes, and risk factors. This summary covers non-communicable diseases, pathogens, and the role of antibiotics in treatment. Ideal for EDEXCEL revision, it provides essential insights into disease prevention and management.
Explore the critical distinctions between communicable and non-communicable diseases, their interactions, and the various factors affecting health. This summary covers disease classification, prevention, and the impact of lifestyle choices on physical and mental well-being.
Biology Health and Disease GCSE
Explore the significant effects of lifestyle choices on health, focusing on non-communicable diseases (NCDs) such as cardiovascular disease, obesity, and their associated risks. This summary covers key concepts including BMI limitations, waist-to-hip ratios, and the human and financial costs of NCDs. Ideal for GCSE Biology students studying Health and Disease (Edexcel Topic 5).
Explore the relationships between lifestyle choices and health outcomes in this engaging quiz. Analyze data on alcohol consumption, liver disease, and risk factors for Type 2 Diabetes. Ideal for GCSE Science students preparing for AQA exams, this resource covers key concepts such as non-communicable diseases, obesity, and disease prevention. Enhance your understanding of how lifestyle impacts health.
Explore the intricacies of metabolic pathways in cellular metabolism, including enzyme-substrate interactions, types of inhibition (competitive, non-competitive, feedback), and the roles of anabolic and catabolic processes. This summary provides essential insights into key concepts of metabolism, enzyme activity, and regulation, tailored for Higher Human Biology students.
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 it’s 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 didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE Knowunity AI. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
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 it’s 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 didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE Knowunity AI. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
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