Example 1 · difficulty 2/5
Thorns of Bougainvillea and tendrils of Cucurbita are homologous because both are modifications of:
- A. roots
- B. leaves in both cases
- C. flowers
- D. the stem/axillary bud system
2023 source guide · Biology
NEET 2023 Biology Evolution Questions
Connect the official 2023 paper with current Biology practice without labelling original previews as PYQs.
150 original questions · explicit provenance labels
BiologyPlate 21
NeetVellum atlas · fig. biology
21
What to master
evidence, mechanisms, population genetics, speciation and human evolution.
Original practice preview
These are current-syllabus NeetVellum questions, shown separately from historical-paper provenance.
Example 2 · difficulty 2/5
Vertebrate hearts and brains show homologous organisation that supports:
- A. common ancestry
- B. independent creation of every species
- C. convergence without inheritance
- D. absence of variation
Example 3 · difficulty 1/5
Analogous organs have:
- A. common origin but different functions
- B. similar functions but different origin and structure
- C. identical genes in every respect
- D. no function
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 2023 Biology Evolution 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 2023 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.