Hello Students, I Hope your study is going well. This article has been written especially for the students who want to study Class 12 biology and want to become a doctor. It is a comprehensive guide that links human health and disease studies with various disciplines like chemistry, zoology, botany, and microbiology. Human health and disease notes is a unique book that has been written by leading experts in the field of biology. Students will get detailed information about various human diseases such as cancer, cardiovascular diseases, mental illness etc. This Human Health and Disease Notes is essential to score 300+ marks in NEE Biology. Accordingly, to understand Human Health and Disease Notes, we need to look at the different parts of the flower and their functions.
Human Health and Disease Notes is a concise, illustrated study guide for class 12 students who wish to pursue a career in biology. Students are advised to read this article thoroughly to know more about the Revision notes, Paper pattern, syllabus, sample paper, marking scheme, MCQs, Mock test and other useful Class 12 Biology Human Health and Disease Notes study materials. All of these resources are free of cost. I hope you will like this article.
Class 12th Biology Chapter-08: Human Health and Disease
For a long time, health was considered a state of body and mind where there was a balance of certain ‘humour’. This is what early Greeks like Hippocrates as well as the Indian Ayurveda system of medicine asserted. It was thought that persons with ‘black bile belonged to hot personalities and would have fevers. This idea was arrived at by pure reflective thought. The discovery of blood circulation by William Harvey using the experimental method and the demonstration of normal body temperature in persons with black bile using a thermometer disproved the ‘good humour’ hypothesis of health.
Human Health and Disease
Before discussing the Class 12 Human Health and Disease Notes, let us check the CBSE Class 12 Summary; below, we have mentioned the complete CBSE Class 12 Summary. Students are advised to check out the complete summary.
Summary
| Particulars | Description |
| Class | 12th |
| Board | CBSE (Central Board of Secondary Education) |
| Chapter Name | Human Health and Disease |
| Category | Notes |
| Study Materials | Click Here |
| Class 12 Free E-Book | Click Here |
| YouTube Channel | Subscribe now |
Class 12 Biology Syllabus 2022-23
Biology is the study of life and living organisms. The primary way of introducing biology in the school curriculum is to help students learn more about the human body parts, names, functions, importance, and many more. As you all know, the CBSE has already released the Class 12 Biology Syllabus for the 2022-23 academic year; we are provided with the syllabus in PDF format. Let’s have a look.
NOTE:- Do you want to know the deduced syllabus due to COVID-19 (official released) and more information about the Class 12 Biology Syllabus Click Here
Class 12 Biology Exam Pattern
Chapter-08 Human Health and Disease is a vital topic to learn from an examination perspective. The total theory paper of the Class 12th Biology Subject is 70 Marks, while 30 marks are for the practical examination. Students can have a look at the paper pattern below.
| Unit | Title | No. of Periods | Marks |
| VI | Reproduction | 30 | 14 |
| VII | Genetics and Evolution | 40 | 18 |
| VIII | Biology and Human Welfare | 30 | 10 |
| IX | Biotechnology and its Applications | 30 | 14 |
| X | Ecology and Environment | 30 | 14 |
| – | Total | 160 | 70 |
CBSE Class 12 Biology Question Paper Pattern 2022
The Biology paper will be 70 Marks and 3 hours of time duration. Students/Teachers can have a look at the paper pattern below.
| Section | No. of Questions | Marks per Question |
| A | 14 | 1 Mark Each |
| 2 | Case-Based Questions | |
| B | 9 | 2 Marks Each |
| C | 5 | 3 Marks Each |
| D | 3 | 5 Marks Each |
Class 12 Human Health and Disease Marking Scheme
Students trying to make a career in the medical field like pharmacy, dental, BAMS, MBBS etc., must keep in mind that they have to score excellent marks in their CBSE class 12 board examination. The marking scheme is the proper distribution of marks according to the Units or Chapters. In addition, it will show students the importance of Class 12 Human Health and Disease and the total number of questions asked from this chapter.
NOTE:- To know more information about the Class 12 Biology Marking Scheme Click Here
Class 12 Human Health and Disease Notes
Students spend a lot of time on the internet to find the downloadable format of Class 12 Biology Chapter-8 Human Health and Disease Notes. The detailed activities will help students learn the knowledge and how to approach a problem interestingly. This Note also contains various illustrations which will help students understand the topics studied in class. Here through this PDF, we have tried to bring the Best study material for NEET free of cost.
1. Health is defined as a state of complete physical, mental & social well being.
(i) The factors which affect human health are:
(a) Genetic disorders
(b) Infections
(c) Lifestyle.
(ii) Balanced diet, personal hygiene and regular exercise are essential to maintain good health.
(Hi) Awareness about diseases and their effect on different body functions, vaccination against infectious diseases, proper disposal of wastes, control of vectors, and maintenance of hygienic food and water resources are necessary for achieving good health.
2. Disease is a state when the functioning of one or more organs or systems of the body is adversely affected, characterised by various signs and symptoms.
Diseases can be divided broadly into the following two categories depending on the
modes of transmission
I. Infectious diseases: which easily transmit from one person to another, e.g. AIDS, common cold, etc.
II. Non-infectious diseases: which do not transmit from one person to another, e.g. cancer, diabetes, etc.
Common Diseases in Human
(i) Bacterial diseases- Typhoid, Pneumonia, Plague, Diptheria etc.
(ii) Viral Diseases- Common cold, Polio, measles
(iii) Protozoan diseases- Malaria, Amoebiasis
(iv) Fungal disease- Ringworm
(V) Helminthic disease- Ascariasis, Elephantiasis
Human Health and Disease Important Question in PDF
Here are some features of Class 12 Biology Human Health and Disease Important Question:- Contains solved chapter-based questions with detailed answers that can be referred to after studying addition, problem-based simulations(PBS) are added in each chapter helps students in learning practical aspects just like real situations.
| Particulars | Download Here |
| Human Health and Disease Important Question | Click Here |
Chapter-8 Human Health and Disease MCQs
Download Free PDF for CBSE Biology Multiple Choice Questions for Class 12 with Answers Chapter 08 Human Health and Disease prepared for the final examination’s great score. So students can solve Class 12 Biology Human Health and Disease MCQs pdf to know their preparation level.
| Particulars | Download Here |
| Human Health and Disease MCQ | Click Here |
Human Health and Disease Mock Test for Class 12
Free Online Mock Test for NEET Biology Human Health and Disease for important topics in all chapters of Biology Book. Do test many times and check your score, and download. Doing mock online tests will help you to check your understanding and identify an area for improvement. Do these online mock tests for biology designed per the latest NEET Biology Syllabus and guidelines to get a great score in biology class tests and exams.
| Particulars | Download Here |
| Human Health and Disease Mock Test-1 | Click Here |
| Human Health and Disease Mock Test-2 | Click Here |
Class 12 Biology Chapter-8 Hand Written Notes
CBSE Board exam is an essential exam, and it needs a lot of handwork and knowledge to score good marks in the examination. Students have checked the complete Chapter-8 Biology Human Health and Disease Handwritten Notes in pdf download. Below have mentioned the link;
| Particulars | Download Here |
| Human Health and Disease Hand Written Notes | Click Here |
Class 12 Human Health and Disease Revision Notes
Below we have mentioned the CBSE Class 12 Human Health and Disease Biology Revision Notes. In addition, students have checked the complete Class 12 Chapter-8 Biology Revision Notes in pdf download for the final examination’s great score.
| Particulars | Download Here |
| Human Health and Disease Revision Notes | Click Here |
Class 12 Biology Sample Paper
Class 12 Biology Sample Papers for the board exam 2022-23 have been released by the Central Board of Secondary Education (CBSE). Students have to Download the complete Class 12 Biology Sample Papers in pdf for the final examination’s great score. Also, the marking scheme and answer key for each paper is available. In addition, you can download the Last 6th Year Sample Paper 2022, 2021, 2020, 2019, 2018, 2017, 2016, and 2015.
| Class 12 Biology Sample Paper | Download Here |
| Biology Sample Paper (2020-21) | Click Here |
| Biology Sample Paper (2019-20) | Click Here |
| Biology Sample Paper (2018-19) | Click Here |
| Biology Sample Paper (2017-18) | Click Here |
| Biology Sample Paper (2016-17) | Click Here |
| Biology Sample Paper (2015-16) | Click Here |
Frequently Asked Questions (FAQ)
Q. What are the 4 types of diseases?
Ans. There are 04 main types of disease:
>infectious diseases,
>deficiency diseases,
>hereditary diseases (including both genetic diseases and non-genetic hereditary diseases), >and physiological diseases.
Q. Is there any changes in CBSE Class 12 Biology Syllabus for 2022-23?
Ans. According to the latest updates, there is no update on decreasing the CBSE 12 Biology Syllabus for the 2022-23 academic year.
Q. Are diseases curable?
Ans. Some diseases can be cured. Others, like hepatitis B, have no cure. The person will always have the condition, but medical treatments can help to manage the disease.
Q. Is Class 12 Biology Chapter-8 Human Health and Disease Notes available for free at Edufever School?
Ans. Yes, On Edufever School CBSE Class 12 Biology Chapter-8 Human Health and Disease Notes 2022-23 is available for free of cost. Not only that, all the study materials on our site are available for free.
Q. Is obesity a disease?
Ans. Obesity is a complex disease involving an excessive amount of body fat.
