MDCAT Biology — Biotechnology
Biotechnology is a core Biology topic in the PMDC MDCAT syllabus, covering 3 subtopics. Below are the subtopics to revise, how often the topic appears in past papers, and real past-paper MCQs to try.
Subtopics (3)
- Biotechnology and Health Care
- PCR and DNA Amplification
- Vectors (Plasmids, Bacteriophages)
How Biotechnology is tested
Across the 16 MDCAT past papers on ParhaiKrlo, Biotechnology accounts for 38 questions. It appears in 12 of them, about 3.2 questions a paper. The heaviest was MDCAT 2013, with 7 questions, and the most recent is MDCAT 2019, with 1.
| Paper | Questions |
|---|---|
| MDCAT 2019 | 1 |
| MDCAT 2018 | 2 |
| MDCAT 2017 | 1 |
| MDCAT 2016 | 1 |
| MDCAT 2015 | 5 |
| MDCAT 2014 | 2 |
| MDCAT 2013 | 7 |
| MDCAT 2012 | 4 |
| MDCAT 2011 | 6 |
| MDCAT 2010 | 3 |
| MDCAT 2009 | 4 |
| MDCAT 2008 | 2 |
Biotechnology MCQs from the MDCAT past papers
Try each one before opening the answer. Each comes with a short explanation.
- Q1 · MDCAT 2019 · Biotechnology
Transgenic mice have been used to produce:
- A.Protein rich milk
- B.A growth hormone
- C.Protein rich meat
- D.Extra hair
Show answer
Answer: B. A growth hormone — Transgenic mice have been engineered to produce a growth hormone.
- Q2 · MDCAT 2018 · Biotechnology
DNA made by joining pieces from two or more different sources
- A.Probes
- B.Restriction endonuclease
- C.Mutated DNA
- D.Recombinant DNA
Show answer
Answer: D. Recombinant DNA — DNA constructed by joining fragments from two or more different sources is called recombinant DNA.
- Q3 · MDCAT 2017 · Biotechnology
Chemicals used for destroying agricultural competitors are known as:
- A.Antibiotics
- B.Pesticides
- C.Disinfectants
- D.Chemotherpeutic agents
Show answer
Answer: B. Pesticides — Pesticides are chemicals used to destroy pests/competitors that damage agricultural crops.