Forensic Science - Exam 1

Nora, a forensic investigator, arrives at a crime scene. What is her first priority?

• Collect evidence

• Secure and protect the scene

• Interview witnesses

• Take photographs

During a police training session, Officer Arjun is asked: Which of the following is NOT a proper method for documenting a crime scene?

• Video recording

• Written notes

• Verbal descriptions to another officer

• Photography

During a forensic investigation at a burglary scene, what type of documentation provides a permanent visual record of the crime scene?

• Sketches

• Notes

• Photographs

• Chain of custody forms

During a criminal investigation, what is the purpose of establishing a chain of custody?

• To identify potential suspects

• To track evidence handling and storage

• To determine the cause of death

• To secure the crime scene

Kai and Isla are part of a forensic team tasked with investigating a large outdoor crime scene. Which pattern should they use to ensure a thorough search?

• Spiral pattern

• Grid pattern

• Random pattern

• Zone pattern

What should be done before collecting physical evidence?

• Clean the area

• Move items for better access

• Document its location and condition

• Handle it without gloves

What is the primary purpose of crime scene sketches?

• To replace photographs

• To show spatial relationships

• To identify suspects

• To determine time of death

Which of the following is a critical first step in processing a crime scene?

• Conducting interviews

• Collecting trace evidence

• Initial walk-through

• Writing the final report

Emma is working on a forensic investigation and needs to package wet evidence. What is the recommended method for her to use?

• Seal in plastic bags

• Use paper containers

• Leave it to dry first

• Mix with preservatives

During a school field trip to a historical site, which factor can compromise the integrity of the area being studied?

• Too many unauthorized personnel

• Detailed documentation

• Proper evidence collection

• Systematic searching