Investigative Process Forensics

What is the first step in the crime scene investigation process?

• Interviewing witnesses.

• Collecting evidence from the crime scene.

• Analyzing the evidence.

• Securing and isolating the crime scene

What are the three main objectives of crime scene investigation?

• To prevent future crimes, apprehend suspects, and secure the crime scene.

• To determine what happened, identify the individuals involved, and collect evidence for analysis.

• To establish a motive, gather witness statements, and reconstruct the crime timeline.

• To assess the financial impact of the crime, interview potential witnesses, and identify potential suspects.

What is the purpose of forensic evidence collection?

• To determine the motive of the crime.

• To create a timeline of events at the crime scene.

• To provide closure for the victim's family.

• To gather and preserve physical evidence from a crime scene for analysis and use in criminal investigations and legal proceedings.

What are some common methods used to collect forensic evidence?

• Conducting psychic readings, analyzing handwriting, interviewing suspects, preserving and packaging evidence, analyzing digital evidence

• Analyzing DNA samples, conducting interviews, analyzing digital evidence, preserving and packaging evidence, analyzing handwriting

• Collecting physical evidence, conducting interviews, analyzing digital evidence, documenting crime scenes, preserving and packaging evidence

• Collecting eyewitness testimonies, analyzing fingerprints, documenting crime scenes, conducting interviews, preserving and packaging evidence

Why is maintaining the chain of custody important in forensic investigations?

• To prevent contamination of evidence.

• To establish a clear timeline of events.

• To protect the rights of the accused.

• To ensure the integrity and admissibility of evidence.

What are the key elements of the chain of custody?

• inspection, verification, authentication, disposal

• documentation, packaging, sealing, labeling, transportation, storage, and security

• recording, tracking, monitoring, disposal

• verification, authentication, tracking, disposal

What is the role of a crime scene investigator in the investigative process?

• To determine the motive behind the crime.

• To make arrests and apprehend suspects.

• To interview witnesses and suspects.

• To collect and analyze physical evidence at the crime scene.

What are some challenges faced by crime scene investigators during evidence collection?

• Lack of cooperation from witnesses and suspects

• Contamination of evidence, lack of proper training and expertise, limited resources and time constraints, and the need to adhere to strict protocols and chain of custody procedures.

• Inaccurate or unreliable forensic techniques

• Difficulty in identifying and collecting trace evidence

What are the potential consequences of mishandling or contaminating forensic evidence?

• Compromised investigations, wrongful convictions, exclusion of evidence

• Loss of public trust, compromised chain of custody, dismissal of charges

How can investigators ensure the integrity of forensic evidence throughout the chain of custody?

• By relying on the honesty of all parties involved.

• By conducting random audits of evidence storage.

• By using tamper-proof packaging for evidence.

• By implementing strict protocols and procedures