Example 1 · difficulty 2/5
Identify the hormone that is NOT synthesised and secreted by the human placenta.
- A. Human placental lactogen (hPL)
- B. Relaxin
- C. Human chorionic gonadotropin (hCG)
- D. Oxytocin
2017 source guide · Biology
NEET 2017 Biology Reproduction Questions
Connect the official 2017 paper with current Biology practice without labelling original previews as PYQs.
550 original questions · explicit provenance labels
BiologyPlate 94
NeetVellum atlas · fig. biology
94
What to master
plant sexual reproduction, human reproduction and reproductive health.
Original practice preview
These are current-syllabus NeetVellum questions, shown separately from historical-paper provenance.
Example 2 · difficulty 3/5
Choose the correct pairing of a pituitary gonadotropin with its principal target cell in the human testis.
- A. LH (ICSH) acts on interstitial (Leydig) cells
- B. FSH acts on interstitial (Leydig) cells
- C. LH (ICSH) acts on Sertoli (nurse) cells
- D. FSH acts directly on spermatogonia, bypassing any supporting cell
Example 3 · difficulty 3/5
Within a human blastocyst, the group of cells that subsequently differentiates into the ectoderm, mesoderm and endoderm of the embryo proper is the:
- A. Trophoblast
- B. Remnants of the zona pellucida
- C. Inner cell mass
- D. Outermost cellular layer enclosing the blastocyst cavity
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
Frequently asked questions
Are these official NEET 2017 Biology Reproduction 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 2017 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.