MCQ Crime Scene and Criminal Investigations | UGC-NET Forensic Science

1. What is a crime scene legally defined as?

A) Any location where a crime has taken place and physical evidence is present B) Any suspicious location C) A place where police suspect a crime may occur D) None of the above

2. According to forensic science, why is a crime scene significant?

A) It helps in making arrests quickly B) It is the primary source of physical evidence C) It allows the public to understand the crime D) It is important only for documentation

3. Which principle underpins forensic work in analyzing evidence transfer?

A) Principle of Cause and Effect B) Locard’s Exchange Principle C) Newton’s First Law D) Principle of Hierarchy

4. What is transfer evidence?

A) Evidence exchanged during contact between two objects B) Evidence created by force C) Evidence from unknown sources D) Evidence that changes with time

5. Which of the following is NOT a type of pattern evidence?

A) Fingerprints B) Blood spatter C) Tire impressions D) Tool marks

6. What type of evidence can quickly degrade or change?

A) Conditional evidence B) Pattern evidence C) Transfer evidence D) Transient evidence

7. What is the main purpose of establishing an inner cordon at a crime scene?

A) To allow public viewing B) To contain only the most restricted area with evidence C) To set up base camp D) To manage evidence records

8. The ‘Golden Hour’ at a crime scene refers to:

A) The first hour of scene processing B) The hour of maximum media coverage C) The most critical hour after discovery D) The hour before the suspect flees

9. What type of crime scene occurs within a vehicle?

A) Indoor Crime Scene B) Outdoor Crime Scene C) Conveyance Crime Scene D) Restricted Crime Scene

10. Which of the following best describes a primary crime scene?

A) Where the initial criminal act occurred B) Any place connected to the suspect C) Secondary location with possible evidence D) Scene for follow-up investigation

11. What kind of crime scene is more vulnerable to contamination?

A) Indoor crime scene B) Protected crime scene C) Unprotected crime scene D) Controlled crime scene

12. What is the first responder’s primary duty upon arriving at a crime scene?

A) Collection of evidence B) Scene assessment and ensuring safety C) Photographing the scene D) Interrogating witnesses

13. Why are physical barriers like tape used at crime scenes?

A) To attract public attention B) To guide the media C) To prevent unauthorized access D) To label the crime scene

14. What is the purpose of personal protective equipment (PPE) at crime scenes?

A) To shield media personnel B) To prevent contamination of evidence C) To enhance visibility D) To distinguish police officers from bystanders

15. What is rigor mortis?

A) Blood pooling in the body B) Muscle stiffening after death C) Body cooling after death D) Skin discoloration

16. Which type of assault involves injuries from force without weapons?

A) Armed assault B) Physical assault C) Psychological assault D) Secondary assault

17. What legal acts are commonly referenced in sexual offense investigations?

A) IPC and POCSO Act B) Evidence Act C) Motor Vehicles Act D) Arms Act

18. What type of poison is derived from natural sources?

A) Synthetic poisons B) Inorganic poisons C) Organic poisons D) Radiological poisons

19. In vehicular accident investigations, what is NOT typically collected as evidence?

A) Tire marks B) Debris C) Environmental samples D) Blood samples

20. Which method helps maintain continuity of evidence handling?

A) Evidence washing B) Chain of custody C) Direct transfer D) None of the above

21. Which form of documentation is essential for capturing the crime scene as it appears?

A) Photography B) Stenography C) 3D modeling D) Audio recording

22. Which type of post-mortem change can help estimate the time of death based on temperature?

A) Livor mortis B) Algor mortis C) Rigor mortis D) Taphonomy

23. What classification of death is typically investigated as part of criminal cases?

A) Natural deaths B) Unnatural deaths C) Accidental deaths D) Normal deaths

24. Which document is crucial for maintaining the sequence of evidence handling?

A) Logbook B) Chain of Custody C) Witness statement D) Legal affidavit

25. When is sketching used as a documentation method?

A) When the scene is too small B) To provide scaled measurements C) To avoid taking photographs D) For quick assessment only

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