Chapters
Chapter 2: Sexual Reproduction in Flowering Plants
Chapter 3: Human Reproduction
Chapter 4: Reproductive Health
Chapter 5: Principles of Inheritance and Variation
Chapter 6: Molecular Basis of Inheritance
Chapter 7: Evolution
Chapter 8: Human Health and Disease
Chapter 9: Strategies for Enhancement in Food Production
Chapter 10: Microbes in Human Welfare
Chapter 11: Biotechnology : Principles and Processes
Chapter 12: Biotechnology and its Applications
Chapter 13: Organisms and Populations
Chapter 14: Ecosystem
Chapter 15: Biodiversity and Conservation
Chapter 16: Environmental Issues
NCERT Biology Class 12
Chapter 8: Human Health and Disease
NCERT solutions for Class 12 Biology Chapter 8 [Page 164]
The following are some well-known abbreviations, which have been used in this chapter. Expand each one to its full form:
(a) MALT
(b) CMI
(c) AIDS
(d) NACO
(e) HIV
NCERT solutions for Class 12 Biology Chapter 8 [Page 164]
What are the various public health measures, which you would suggest as safeguard against infectious diseases?
In which way has the study of biology helped us to control infectious diseases?
How does the transmission of each of the following diseases take place?
(a) Amoebiasis
(b) Malaria
(c) Ascariasis
(d) Pneumonia
Discuss with your teacher what does ‘a suitable gene’ means, in the context of DNA vaccines.
Name the primary and secondary lymphoid organs
Differentiate the following and give examples of Active and passive immunity
Differentiate the following Innate and acquired immunity
Draw a well-labelled diagram of an antibody molecule.
What are the various routes by which transmission of human immunodeficiency virus takes place?
What is the mechanism by which the AIDS virus causes deficiency of immune system of the infected person?
How is a cancerous cell different from a normal cell?
Explain what is meant by metastasis.
List the harmful effects caused by alcohol/drug abuse.
Do you think that friends can influence one to take alcohol/drugs? If yes, how may one protect himself/herself from such an influence?
Why is that once a person starts taking alcohol or drugs, it is difficult to get rid of this habit? Discuss it with your teacher.
In your view what motivates youngsters to take to alcohol or drugs and how can this be avoided?
Chapter 8: Human Health and Disease
NCERT Biology Class 12
NCERT solutions for Class 12 Biology chapter 8 - Human Health and Disease
NCERT solutions for Class 12 Biology chapter 8 (Human Health and Disease) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CBSE Biology Textbook for Class 12 solutions in a manner that help students grasp basic concepts better and faster.
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Concepts covered in Class 12 Biology chapter 8 Human Health and Disease are Common Diseases in Humans, AIDS, Adolescence - Drug and Alcohol Abuse, Introduction of Human Health and Diseases, Maintaining Good Health, Yoga, Excercise, Infectious and Non Infectious Disease, Concept of Immunity, Human Health and Diseases (Questions), Concept of Cancer, Introduction of Drugs and Alcohol Abuse, Addiction and Dependence, Effects of Drug/Alcohol Abuse, Prevention and Control.
Using NCERT Class 12 solutions Human Health and Disease exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in NCERT Solutions are important questions that can be asked in the final exam. Maximum students of CBSE Class 12 prefer NCERT Textbook Solutions to score more in exam.
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