CRIME SCENE INVESTIGATION PAST PAPERS 2025/2026
QUESTIONS WITH ANSWERS MARKED A+
✔✔What are the objectives of a crime scene investigation? - ✔✔Reconstruct the
incident
Ascertain the sequence of events
Determine the mode of operation
Uncover a motive
Discover what property was stolen
Find out all that the criminal may have done
Determine the perpetrator of the crime
Recover physical evidence of the crime
Identify the victim in some cases
✔✔What duties do crime scene investigators have? - ✔✔Gather all evidence available
at the scene
Must find and preserve trace evidence
Proceed calmly and deliberately
Not approach the task with preconceived ideas or draw premature decisions.
Scrutinize the scene with their eyes open for details.
✔✔What is a good rule in crime scene processing? - ✔✔it is better to have processed
the scene more thoroughly than needed than to have overlooked something seemingly
insignificant that later turns out to be a critical item of evidence in the investigation.
✔✔What are important lessons learned from the O.J. Simpson Case? - ✔✔Appearance
and perceptions, as well as the ability to communicate effectively to a jury, are equally
important.
The focus of forensic science has shifted from the laboratory to the crime scene.
✔✔What is an appropriate way for blood-soaked clothing or bedding to be handled for
immediate transportation to a crime lab? - ✔✔Separate packaging in a clean plastic
trash bag
✔✔Before any actual crime scene work begins an investigator should? - ✔✔Formulate
a systematic plan
✔✔What should a systematic plan include? - ✔✔How the search should be conducted
What needs to be photographed at the scene
Where the possible sources of physical evidence are located
,✔✔The crime scene investigation should start with? - ✔✔Documenting the scene
✔✔What does the process of documenting the scene include? - ✔✔Photography and/or
videotaping (overall views)
The investigation of the crime scene proper (when needed, combined with photography
and videotaping detailed views)
Sketching (detailed sketches may be required during the investigation)
Note taking (to be done throughout the investigation—constant interruptions for notes
are the rule)
✔✔An outdoor scene at night is to be avoided except? - ✔✔There is a compelling
reason. Outdoor crime scene searches in daylight are more effectively examined, yield
more information, and are easier to conduct.
✔✔Two Heads are better than one - ✔✔Using two crime scene investigators to search
for and collect physical evidence is the most effective staffing level for most major crime
scene investigations
✔✔What is a quick and easy way to make a sketch at a crime scene? - ✔✔(a) upload a
photo into Adobe Photoshop on a laptop and
(b) convert it into a sketch, and print it out.
✔✔In indoor homicide scene, where should the search begin? - ✔✔With the criminal's
suspected point of entry and point of exit, followed by the area adjacent to the body, and
finishing with the rest of the room.
✔✔What can precede the crime scene search? - ✔✔Preliminary inspection of the body
to suggest the mode of death
✔✔Where should the trash collection point be located? - ✔✔Far away as practical from
the central crime scene.
✔✔When should outside assistance be requested? - ✔✔Hazardous material (HAZMAT)
specialists in the case of clandestine drug laboratory cases
Federal Bureau of Investigation; Bureau of Alcohol, Tobacco, Firearms and Explosives;
Drug Enforcement Administration; or Disaster Mortuary Operations Response Team)
when investigating mass disasters, terrorist acts, bombings, or major fires.
✔✔Types of specialized photography utilized for scene? - ✔✔Aerial Photographs -
outdoor scenes
Low Light, UV, IR, High Speed
, ✔✔The level of training required to take quality videos goes beyond the skills of a home
hobbyist. - ✔✔True
✔✔What is the responsibility of a Medical Examiner? - ✔✔to identify the deceased,
determine the approximate time of death, and take custody of the remains.
✔✔Doctors and nurses who treat rape or assault victims often are required to? -
✔✔collect physical evidence relating to the assault.
✔✔Forensic Nurses collect evidence for criminal investigations such as? - ✔✔Elder
abuse, child abuse, and spousal abuse and in medical examiner and coroner settings.
✔✔Forensic dentist, or odontologist, may be called when? - ✔✔Mass disasters such as
plane crashes or scenes where charred remains are discovered
✔✔Forensic toxicologists may become involved when? - ✔✔Product tampering cases to
determine the nature of the adulterant in the foodstuff or consumer product.
✔✔What is Postmortem forensic toxicology? - ✔✔the absence or presence of drugs and
their metabolites, chemicals such as ethanol and other volatile substances, in the cause
and manner of death
✔✔What is Human-performance forensic toxicology? - ✔✔the absence or presence of
ethanol and other drugs and chemicals in blood, breath, or other appropriate
specimens, and evaluates their role in modifying human performance or behavior
✔✔What is forensic urine drug testing? - ✔✔determines the absence or presence of
drugs and their metabolites in urine to demonstrate prior use or abuse
✔✔When are firearms examiners called to assist? - ✔✔To recover spent bullets from
walls and doors and to assess the trajectory of fired weapons
✔✔In Terrorist Crime Scenes who should be called to assist? - ✔✔Federal agencies,
such as the Federal Bureau of Investigation, the Department of Homeland Security, the
Department of Defense, Centers for Disease Control, Environmental Protection Agency,
and other organizations.
✔✔What are some general points about notes and note taking? - ✔✔1. Notes should be
made as events unfold and in chronological order.
2. Notes should detail step-by-step actions.
3. Notes should be complete and thorough.
4. Notes should be clearly and legibly written. Sloppy notes or those that do not clearly
state the investigator's meaning will be subject to misinterpretation.
QUESTIONS WITH ANSWERS MARKED A+
✔✔What are the objectives of a crime scene investigation? - ✔✔Reconstruct the
incident
Ascertain the sequence of events
Determine the mode of operation
Uncover a motive
Discover what property was stolen
Find out all that the criminal may have done
Determine the perpetrator of the crime
Recover physical evidence of the crime
Identify the victim in some cases
✔✔What duties do crime scene investigators have? - ✔✔Gather all evidence available
at the scene
Must find and preserve trace evidence
Proceed calmly and deliberately
Not approach the task with preconceived ideas or draw premature decisions.
Scrutinize the scene with their eyes open for details.
✔✔What is a good rule in crime scene processing? - ✔✔it is better to have processed
the scene more thoroughly than needed than to have overlooked something seemingly
insignificant that later turns out to be a critical item of evidence in the investigation.
✔✔What are important lessons learned from the O.J. Simpson Case? - ✔✔Appearance
and perceptions, as well as the ability to communicate effectively to a jury, are equally
important.
The focus of forensic science has shifted from the laboratory to the crime scene.
✔✔What is an appropriate way for blood-soaked clothing or bedding to be handled for
immediate transportation to a crime lab? - ✔✔Separate packaging in a clean plastic
trash bag
✔✔Before any actual crime scene work begins an investigator should? - ✔✔Formulate
a systematic plan
✔✔What should a systematic plan include? - ✔✔How the search should be conducted
What needs to be photographed at the scene
Where the possible sources of physical evidence are located
,✔✔The crime scene investigation should start with? - ✔✔Documenting the scene
✔✔What does the process of documenting the scene include? - ✔✔Photography and/or
videotaping (overall views)
The investigation of the crime scene proper (when needed, combined with photography
and videotaping detailed views)
Sketching (detailed sketches may be required during the investigation)
Note taking (to be done throughout the investigation—constant interruptions for notes
are the rule)
✔✔An outdoor scene at night is to be avoided except? - ✔✔There is a compelling
reason. Outdoor crime scene searches in daylight are more effectively examined, yield
more information, and are easier to conduct.
✔✔Two Heads are better than one - ✔✔Using two crime scene investigators to search
for and collect physical evidence is the most effective staffing level for most major crime
scene investigations
✔✔What is a quick and easy way to make a sketch at a crime scene? - ✔✔(a) upload a
photo into Adobe Photoshop on a laptop and
(b) convert it into a sketch, and print it out.
✔✔In indoor homicide scene, where should the search begin? - ✔✔With the criminal's
suspected point of entry and point of exit, followed by the area adjacent to the body, and
finishing with the rest of the room.
✔✔What can precede the crime scene search? - ✔✔Preliminary inspection of the body
to suggest the mode of death
✔✔Where should the trash collection point be located? - ✔✔Far away as practical from
the central crime scene.
✔✔When should outside assistance be requested? - ✔✔Hazardous material (HAZMAT)
specialists in the case of clandestine drug laboratory cases
Federal Bureau of Investigation; Bureau of Alcohol, Tobacco, Firearms and Explosives;
Drug Enforcement Administration; or Disaster Mortuary Operations Response Team)
when investigating mass disasters, terrorist acts, bombings, or major fires.
✔✔Types of specialized photography utilized for scene? - ✔✔Aerial Photographs -
outdoor scenes
Low Light, UV, IR, High Speed
, ✔✔The level of training required to take quality videos goes beyond the skills of a home
hobbyist. - ✔✔True
✔✔What is the responsibility of a Medical Examiner? - ✔✔to identify the deceased,
determine the approximate time of death, and take custody of the remains.
✔✔Doctors and nurses who treat rape or assault victims often are required to? -
✔✔collect physical evidence relating to the assault.
✔✔Forensic Nurses collect evidence for criminal investigations such as? - ✔✔Elder
abuse, child abuse, and spousal abuse and in medical examiner and coroner settings.
✔✔Forensic dentist, or odontologist, may be called when? - ✔✔Mass disasters such as
plane crashes or scenes where charred remains are discovered
✔✔Forensic toxicologists may become involved when? - ✔✔Product tampering cases to
determine the nature of the adulterant in the foodstuff or consumer product.
✔✔What is Postmortem forensic toxicology? - ✔✔the absence or presence of drugs and
their metabolites, chemicals such as ethanol and other volatile substances, in the cause
and manner of death
✔✔What is Human-performance forensic toxicology? - ✔✔the absence or presence of
ethanol and other drugs and chemicals in blood, breath, or other appropriate
specimens, and evaluates their role in modifying human performance or behavior
✔✔What is forensic urine drug testing? - ✔✔determines the absence or presence of
drugs and their metabolites in urine to demonstrate prior use or abuse
✔✔When are firearms examiners called to assist? - ✔✔To recover spent bullets from
walls and doors and to assess the trajectory of fired weapons
✔✔In Terrorist Crime Scenes who should be called to assist? - ✔✔Federal agencies,
such as the Federal Bureau of Investigation, the Department of Homeland Security, the
Department of Defense, Centers for Disease Control, Environmental Protection Agency,
and other organizations.
✔✔What are some general points about notes and note taking? - ✔✔1. Notes should be
made as events unfold and in chronological order.
2. Notes should detail step-by-step actions.
3. Notes should be complete and thorough.
4. Notes should be clearly and legibly written. Sloppy notes or those that do not clearly
state the investigator's meaning will be subject to misinterpretation.
