MDCAT Biology — Evolution
Evolution is a core Biology topic in the PMDC MDCAT syllabus, covering 4 subtopics. Below are the subtopics to revise, how often the topic appears in past papers, and real past-paper MCQs to try.
Subtopics (4)
- Concept of Evolution
- Darwinism
- Evidence
- Lamarckism
How Evolution is tested
Across the 16 MDCAT past papers on ParhaiKrlo, Evolution accounts for 62 questions. It appears in 14 of them, about 4.4 questions a paper. The heaviest was MDCAT 2012, with 11 questions, and the most recent is MDCAT 2025, with 4.
| Paper | Questions |
|---|---|
| MDCAT 2025 | 4 |
| MDCAT 2024 | 6 |
| MDCAT 2023 | 3 |
| MDCAT 2022 | 4 |
| MDCAT 2019 | 3 |
| MDCAT 2018 | 4 |
| MDCAT 2017 | 2 |
| MDCAT 2016 | 8 |
| MDCAT 2015 | 2 |
| MDCAT 2014 | 5 |
| MDCAT 2013 | 6 |
| MDCAT 2012 | 11 |
| MDCAT 2009 | 3 |
| MDCAT 2008 | 1 |
Evolution MCQs from the MDCAT past papers
Try each one before opening the answer. Each comes with a short explanation.
- Q1 · MDCAT 2025 · Evolution
Self-fertilization in plants through successive generations can lead to the development of:
- A.Hybrid breeds of plants
- B.Variations in coming generation
- C.True breeding plants
- D.Adaptation with their environment
Show answer
Answer: C. True breeding plants — Repeated self-fertilization produces true-breeding (homozygous) plants.
- Q2 · MDCAT 2024 · Evolution
Which of the following belongs to chordates
- A.Spider
- B.Earthworm
- C.Trout Fish
- D.Star Fish
Show answer
Answer: C. Trout Fish — Trout fish is the only chordate among the options (it has a backbone/notochord).
- Q3 · MDCAT 2023 · Evolution
According to evolutionary studies, prokaryotes may have arisen around:
- A.2.5 billion years ago
- B.3.5 billion years ago
- C.4.5 billion years ago
- D.5.5 billion years ago
Show answer
Answer: B. 3.5 billion years ago — Prokaryotes are estimated to have arisen around 3.5 billion years ago, based on the oldest fossil stromatolites and microfossils.