Investigating A Crime Scene Ielts Reading Answers [verified] -

Answer: Fingerprints, DNA, or other physical evidence.

The documented, unbroken record of who handled evidence. Luminol: A chemical used to detect trace amounts of blood.

Here are the typical questions you might encounter for this passage, with answers based on the text above and tips for finding them. 1. Matching Headings (Paragraphs A-D) Investigating A Crime Scene Ielts Reading Answers

The text typically breaks down the CSI process into three critical phases: Assessing the Scene

Securing the crime scene.

Modern techniques have revolutionised crime scene investigation. Alternative light sources reveal fingerprints invisible to the naked eye. Portable mass spectrometers can identify chemicals in seconds. DNA profiling can now be done from just a few skin cells — a technique called “touch DNA.” Yet, technology does not replace rigorous method; a poorly preserved scene yields useless data, regardless of lab sophistication.

Crime scene investigators must avoid forming theories before all physical evidence is collected. Answer: TRUE Answer: Fingerprints, DNA, or other physical evidence

For Summary Completion and True/False/Not Given questions, the answers almost always follow the chronological order of the text. If you find the answer to Question 4, the answer to Question 5 will be further down.

After all evidence is collected, investigators reconstruct the sequence of events. Blood spatter patterns might indicate the position of victim and assailant. Glass fracture ridges suggest the direction of impact. Trajectory rods show bullet paths. This reconstruction is not guesswork but scientific deduction, forming the basis of the final investigative report. Here are the typical questions you might encounter