Class 12 · Zoology

Human Health and Disease

15 topics — from Introduction through Drugs & Alcohol Abuse. Expect about 2 questions in NEET — roughly 8 of 720 marks.

Updated 25 Aug 2026 15 topics Zoology · Class 12
In short

Human Health and Disease is a Class 12 Zoology chapter covering 15 topics. Expect about 2 questions in NEET — roughly 8 of 720 marks.

15
Topics
In this chapter
2
Expected questions
≈ 8 of 720 marks
12
Class
Zoology
97
Chapters in the syllabus
16 in Zoology

Topics covered #

15 topics, in teaching order.

  1. Introduction
  2. Typhoid Fever
  3. Pneumonia & Related Questions
  4. Common Cold & Malaria Introduction
  5. Treatment & Life Cycle
  6. Amoebiasis
  7. Ascariasis & Filariasis
  8. Fubgal Infection & Concept of Immunity
  9. Details of Immunity
  10. Active & Passive immunity
  11. Allergies & Autoimmunity
  12. Human Immune System
  13. AIDS
  14. Cancer
  15. Drugs & Alcohol Abuse

Weightage #

Expect about 2 questions in NEET — roughly 8 of 720 marks.

2 of 180 questions · 8 of 720 marks
This chapter's share of the paper. Weightage is indicative — it reflects how many questions have typically come from here, not a guarantee for any single year.

Practise this chapter #

Reading it once is not the same as being able to answer it under time.

Practice questionsChapter-wise MCQs with solutions Video lecturesTopic-by-topic walkthroughs Chapter testExam-format, timed NEET previous-year questionsPast questions from this chapter AIIMS previous-year questionsOlder AIIMS papers, same syllabus

Next in Zoology

← PreviousEvolution

Frequently asked #

How many questions come from Human Health and Disease in NEET?
About 2 questions — roughly 8 of the 720 marks available. It is a Class 12 Zoology chapter.
What topics does this chapter cover?
15 topics — from Introduction through Drugs & Alcohol Abuse. The full list is above.
Where can I practise Human Health and Disease?
Chapter-wise MCQs, video lectures, a timed chapter test, and both NEET and AIIMS previous-year questions — all linked above.