316
MCQ Questions
40
Assertion-Reason
71
NEET 2025 Pattern
43
Previous Year Q
NCERT Mapping
Human Health and Disease is from NCERT Class 12 Biology, Chapter 7, under the unit Biology and Human Welfare. This chapter carries approximately 4% weightage in NEET, based on analysis of the last 10 years of question papers. MedicNEET covers this chapter with 427 questions — every question built from line-by-line NCERT analysis.
Topics in Human Health and Disease
Sample Questions — Human Health and Disease
Try 5 free questions below. Get all 427 in the MedicNEET app.
MCQ
Why is live attenuated vaccine considered more effective than killed vaccine in some cases?
✅ Correct Answer: A
Live attenuated microbes stimulate long-lasting memory B and T cells.
MCQ
Which of the following is a secondary lymphoid organ?
✅ Correct Answer: A
Spleen is a secondary organ where lymphocytes encounter antigens.
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MCQ
Which of the following scenarios are correct ?
1. Preventing typhoid requires safe drinking water, while curd preparation by Lactobacillus increases vitamin B₁₂ content.
2. Amoebiasis spreads through contaminated food, while yeast (Saccharomyces cerevisiae) ferments malted cereals to produce alcohol.
3. Pneumonia spreads via aerosols, while Streptococcus produces streptokinase to dissolve clots.
4. All of the above.
✅ Correct Answer: D
All the statements are correct because each pair links a disease or process with its accurate cause or application.
Typhoid is prevented by safe drinking water, and Lactobacillus used in curd formation enhances vitamin B₁₂ content.
Amoebiasis spreads through contaminated food or water, while yeast ferments malted cereals to produce alcohol during brewing.
Pneumonia is transmitted via aerosols, and Streptococcus bacteria produce streptokinase, an enzyme used to dissolve blood clots.
Therefore, all of the above statements are correct.
Assertion-Reason
Assertion (A): Fungal skin infections commonly occur in certain body areas.
Reason (R): Heat and moisture conditions help fungi grow and thrive in skin folds.
✅ Correct Answer: A
Both statements are true from NCERT. NCERT states “Heat and moisture help these fungi to grow, which makes them thrive in skin folds such as those in the groin or between the toes.” The Reason explains WHY fungal infections occur in certain areas (Assertion) - due to favorable heat and moisture conditions.
MCQ
Match the following:
Column I
A. Hippocrates and Ayurveda
B. Black bile theory
C. William Harvey
D. Thermometer use
E. Neural and endocrine system
Column II
1. Disproved ‘good humor’ hypothesis by showing normal temperature
2. Balance of humors defines health
3. Experimental method discovery of blood circulation
4. Suggested hot personality and fever linked to black bile
5. Influence immune system and maintain health
✅ Correct Answer: A
A–2: Early Greeks like Hippocrates and Indian Ayurveda considered health as a balance of humors.
B–4: People with “black bile” were thought to have hot personalities and fever.
C–3: William Harvey disproved this idea through experimental method and discovery of blood circulation.
D–1: Thermometer showed normal body temperature in people with black bile, further disproving the theory.
E–5: Later biology explained that neural and endocrine systems influence the immune system to maintain health.
Thus, the correct match is A–2, B–4, C–3, D–1, E–5.
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Frequently Asked Questions
How many Human Health and Disease questions does MedicNEET have?
MedicNEET has 427 questions for Human Health and Disease, including 316 MCQs, 40 Assertion-Reason questions, and 71 NEET 2025-style long-form questions.
What is the NEET weightage of Human Health and Disease?
Human Health and Disease carries approximately 4% weightage in NEET, based on analysis of the last 10 years of papers. It falls under the Biology and Human Welfare unit of Class 12 Biology.
Are Human Health and Disease questions NCERT-based?
Yes, all MedicNEET Human Health and Disease questions are built from line-by-line analysis of NCERT Class 12 textbook. Every question maps to specific NCERT pages and concepts.