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Chemical Coordination and Integration

NEET Previous Year Questions with Answers

Class 11Zoology27 Questions2015–2026
Topics covered:
Thyroid GlandPituitary GlandAdrenal GlandPineal GlandChapter 22- CHEMICAL COORDINATION AND INTEGRATION

Year-wise Weightage (2015–2026)

2026 vs 2025: ↓ 3 fewer questions vs 2025

YearQuestions AskedMarks
202614
2025416
202428
2023312
202228
Show all years (2015–2021)
202128
2020312
201928
201828
201728
201628
201528
Q1
NEET 2015Thyroid Gland

Graves' disease is caused by:

Q2
NEET 2016Pituitary Gland

Diabetes insipidus is caused by the deficiency of:

Q3
NEET 2017Adrenal Gland

Fight or flight response is due to:

Q4
NEET 2018Adrenal Gland

Which hormone is known as the emergency hormone?

Q5
NEET 2019Pineal Gland

Melatonin is secreted by:

Q6
NEET 2020Thyroid Gland

Which hormone regulates the basal metabolic rate?

Q7
NEET 2026Chapter 22- CHEMICAL COORDINATION AND INTEGRATION

Match List-I with List-II — A. Cortisol, B. Aldosterone, C. Cholecystokinin, D. Progesterone — with I. Stimulates the formation of alveoli in mammary glands, II. Produces anti-inflammatory reactions, III. Stimulates reabsorption of Na+ and water from renal tubule, IV. Stimulates secretion of pancreatic enzymes and bile juice ( NEET 2026)

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Chemical Coordination and Integration — NEET PYQ Analysis

Chemical Coordination and Integration is a Class 11 Zoology chapter that has been consistently tested in NEET from 2015 to 2026. This page contains 27 authentic previous year questions from actual NEET exam papers — not model questions or predictions.

Understanding how NEET frames questions from this chapter is crucial for scoring well. Topics frequently tested include Thyroid Gland, Pituitary Gland, Adrenal Gland and 2 more. Check the NEET Biology chapter-wise weightage analysis to see how this chapter ranks based on 940 PYQ analysis. For comprehensive practice with detailed NCERT-based explanations, download the MedicNEET app which covers 10,000+ questions across the full Biology syllabus.

Study Chemical Coordination and Integration Concept-by-Concept

Every NCERT paragraph from Chemical Coordination and Integration that NEET has tested. Each is its own concept page with the question, answer and exam-pattern analysis. Ranked by how many times NEET has tested the paragraph.

View all 16 concepts from Chemical Coordination and Integration
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See how NTA thinks about Chemical Coordination and Integration

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Every question in MedicNEET is built from the same NCERT lines NTA has repeatedly picked across 10 years of NEET Biology. Not random MCQs. Questions crafted exactly like NTA crafts them.

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