Understanding Forensics in Criminal Cases

What is the primary role of forensic investigators in the field of law?

• To entertain audiences with dramatic reconstructions

• To use science to find, gather, and analyse evidence for court

• To write crime novels

• To act as legal advisors in court

What is the term used to describe the pooling of blood after death?

• Rigor mortis

• Algor mortis

• Livor mortis

• Decomposition

How long does rigor mortis typically last after death?

• 1 to 2 hours

• 2 to 36 hours

• 12 to 24 hours

• 48 to 72 hours

What is the normal body temperature in degrees Celsius that a forensic investigator would expect to find in a living person?

• 29°C

• 32°C

• 37°C

• 40°C

What is the name of the test used to determine if a stain is blood by turning it pink?

• Kastle-Meyer test

• Phenolphthalein test

• Hemoglobin test

• Peroxide test

What is the main reason why enhancing a pixelated image to reveal more detail is not possible?

• The camera lens is not powerful enough

• The average colour of each pixel is already stored, and cannot be broken down further

• The image is too old

• The software is outdated

What is the process called when a body loses heat after death?

• Rigor mortis

• Livor mortis

• Algor mortis

• Decomposition

What is the typical rate of heat loss from a body in degrees Celsius per hour after death?

• 0.5°C

• 1.0°C

• 1.5°C

• 2.0°C

What is the term used for the unique set of measurements that computers use to identify human faces?

• Face map

• Face print

• Face code

• Face ID

Which city is mentioned as having a local face print database called NeoFace?

• New York

• Los Angeles

• Chicago

• Sydney