2016 source guide · Biology

NEET 2016 Biology Chemical Coordination and Integration Questions

Use this page to connect the official 2016 paper with current Biology practice. NeetVellum does not claim a chapter appeared in that paper until the official question and final key have been mapped.

Practice 100 verified questions →Check official NTA archive ↗

What to master

endocrine glands, hormones, feedback and common endocrine disorders.

Original practice preview

These are current-syllabus NeetVellum questions, shown separately from historical-paper provenance.

Example 1 · difficulty 1/5

A hormone secreted by the pineal gland helps maintain the 24-hour sleep–wake cycle in humans and also influences body temperature, pigmentation and the timing of the menstrual cycle. Identify this hormone.

A. Melatonin
B. Serotonin
C. Epinephrine
D. Melanocyte-stimulating hormone

Example 2 · difficulty 2/5

A patient passes very large volumes of pale, dilute urine and complains of persistent thirst, yet routine tests show normal blood glucose levels. Deficiency of which hormone best explains this condition?

A. Insulin
B. Vasopressin (ADH)
C. Cortisol
D. Aldosterone

Example 3 · difficulty 3/5

Which pairing of an adrenal cortical zone with its principal secretion is correct?

A. Zona glomerulosa – cortisol
B. Zona fasciculata – aldosterone
C. Zona reticularis – dehydroepiandrosterone (a sexocorticoid)
D. Zona fasciculata – adrenaline

The evidence-first practice loop

1. Verify provenanceOfficial paper and final key before accepting a PYQ label.
2. Attempt closed-bookExpose the concept or execution gap before rereading.
3. Repair and returnClassify the miss and re-practice after a delay.

Canonical chapter practice

Chemical Coordination and Integration →

Frequently asked questions

Are these official NEET 2016 Biology Chemical Coordination and Integration PYQs?

No. The previews are original NeetVellum practice questions. A historical item receives a PYQ label only after its official paper and authoritative final answer key are attached. Use the official archive for the source paper.

How should I use the NEET 2016 paper?

Solve the official paper under its original timing, verify against the final key, classify every miss, and then use the linked current-syllabus practice bank to repair the exposed concept.