We only solved the Forensic Part of the Forensics Officer Recruitment Paper by Punjab Police for Civilian Support Staff in Punjab Bureau of Investigation (PBI) 2021.

There were 100 questions in total, but only the first 70 were from Forensic Science and the rest were about general knowledge. This section only contains the first 20 MCQs; the rest can be found at:

Note: Some of the questions in the Forensic Officer of PBI 2021 Paper were in the Punjabi language (no English versions were available for those questions). So, you must know how to read and write the Punjabi language. You can download the GK part of the Forensic Officer paper from here.

1. Aspects of a person’s handwriting style that can be analysed to ascertain authorship include:

1. Letter form
2. Line form
3. Formatting

  1. Only 1
  2. 1 and 2
  3. 1, 2 and 3
  4. 1 and 3

Answer

2. Which of the following should NOT be in the report of a firearm expert in court?

  1. Name of the examiner, his qualifications, and his designation
  2. Detailed case study along with the details of police diary
  3. The questionnaire
  4. Laboratory case and report number

Answer

3. IAFIS first became operational in which of the following years?

  1. 1998
  2. 2003
  3. 2001
  4. 1999

Answer and Explanation

4. GHB and Rohypnol are central nervous system depressants often used by criminals for

  1. Hanging
  2. Sexual assault
  3. Abortion
  4. Suicide

Answer and Explanation

5. The speed of a vehicle can be determined from the following factors, EXCEPT

  1. Glass fracture patterns
  2. Vehicle damage
  3. The radius of curved scuff marks
  4. The length of skid marks

Answer and Explanation

6. Read the given statement and answer the question that follows.

The metal below a stamped serial number is strained, making it faster to dissolve in an etching solution than the surrounding metal.’ The given statement is appropriate for:

  1. Examination of cartridge
  2. collection of trace evidence
  3. serial number restoration
  4. Side-by-side comparison of tool marks

Answer and Explanation

7. Portable drug detection kit for cannabis is generally based on Duquenois-Levine test. Which of the following is NOT a part of Duquenois-Levine reagent?

  1. Vanillin
  2. Hydrochloric acid
  3. Ethanol
  4. Acetaldehyde

Answer and Explanation

8. Which of the following conditions results in a positive microbiological test?

  1. Strychnine poisoning
  2. The Socratic poisoning
  3. Aconite poisoning
  4. Tetanus

Answer and Explanation

9. Following sketching methods are used in a crime scene recording, EXCEPT:

  1. Polar co-ordinate method
  2. Parallel co-ordinate method
  3. Baseline method
  4. Triangulation method

Answer and Explanation

10. The date and location of the crime scene and a north heading on the diagram are the important criteria for the:

  1. microscopic examination of fibre
  2. Crime-scene sketch
  3. Firearm examination
  4. Preservation of forensic evidence

Answer

11. Which of the following may result in inadmissibility of evidence in court?

  1. Chain of custody during investigation is properly maintained.
  2. Destruction of the sample with records that permit transparency of the testing process.
  3. An expert fails to prove his/her expertise in the area for which the court has asked his/her opinion.
  4. Scientific evidence intended to be present in court by prosecution must generally be disclosed to the accused or their representative.

Answer

12. Which of the following is the process of collection and packaging of firearms?

  1. Encase in plastic envelope, unload and detach the firearm, process for fingerprint, seal in cloth envelope
  2. Seal in cloth envelope, unload and detach the firearm, process for fingerprint, encase in plastic envelope
  3. Unload and detach the firearm, process for fingerprint, encase in plastic envelope, seal in cloth envelope
  4. Process for fingerprint, unload and detach the firearm, encase in plastic envelope, seal in cloth envelope

Answer and Explanation

13. The use of restriction enzymes in DNA fingerprinting is:

  1. To prevent DNA from being amplified
  2. For DNA synthesis
  3. To cut DNA into fragments of varying lengths
  4. To repair DNA

Answer and Explanation

14. Software piracy in India is an offense under which of the following Acts?

  1. India Copyright Act, 1957
  2. Software Piracy Act, 1957
  3. Indian Piracy Act, 1957
  4. Indian Evidence Act, 1872

Answer and Explanation

15. The presumptive test used for semen is:

  1. Benzidine (Adler test)
  2. Phenolphthalein (Kastle-Meyer test)
  3. Brentamine fast blue test
  4. Catalytic colour test

Answer and Explanation

16. ‘Tailgating’ is a peculiar phenomenon observed in case of:

  1. A railway accident
  2. A motor cycle accident
  3. An air craft accident
  4. A car accident

Answer and Explanation

17. When did the Indian Copyright Act come into force?

  1. 1960
  2. 1961
  3. 1957
  4. 1959

Answer

18. The scientific study of death and the practices associated with it is known as:

  1. Cessation
  2. Euthanasia
  3. Thanatology
  4. Paleontology

Answer and Explanation

19. 3-D tool marks can be best preserved by:

  1. ESDA
  2. Casting
  3. Dusting
  4. Photography

Answer

20. Which of the following is individual evidence?

  1. Plastic bags
  2. Glass pieces
  3. DNA
  4. Tyre marks

Answer and Explanation

Jump to Part 2 of Forensic Officer Paper by PBI Recruitment 2021: Q21 to 40

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