Which technique is used to analyze the chemical composition of gunshot residue particles on clothing?
Mass Spectrometry (MS)
X-ray Diffraction (XRD)
Gas Chromatography-Mass Spectrometry (GC-MS)
Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
Correct Answer :
C. Gas Chromatography-Mass Spectrometry (GC-MS)
Related Questions
Which technique is used to analyze the chemical composition of gunshot residue?
Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
X-ray Diffraction (XRD)
Scanning Electron Microscopy (SEM)
Atomic Absorption Spectroscopy (AAS)
Which instrument is used to detect and analyze volatile substances at a crime scene?
Gas Chromatograph
Atomic Absorption Spectrometer
X-ray Fluorescence Spectrometer
Scanning Electron Microscope
Which technique is used to analyze the chemical composition of trace evidence such as fibers or paint chips?
Atomic Force Microscopy (AFM)
Scanning Electron Microscopy-Energy Dispersive X-ray Spectroscopy (SEM-EDX)
Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
Fourier Transform Infrared Spectroscopy (FTIR)
What is the primary purpose of using a gas chromatograph-mass spectrometer (GC-MS) in forensic chemistry?
To analyze volatile substances
To enhance fingerprint visibility
To perform bloodstain pattern analysis
To conduct DNA profiling
Which of the following is a technique used for digital enhancement of images or video evidence?
Ultraviolet Photography
Infrared Spectroscopy
Digital Image Processing
Gas Chromatography-Mass Spectrometry
Which technique is used for casting footwear impressions found at a crime scene?
DNA analysis
Latent fingerprinting
Electrostatic dust print lifting
Dental stone casting
What is the purpose of using a microspectrometer in forensic examinations?
To enhance bloodstain patterns
To identify the chemical composition of small samples
To analyze gunshot residue particles
To visualize trace evidence
What is the primary purpose of using a fume hood in a forensic laboratory?
To prevent exposure to toxic fumes
To analyze latent fingerprints
To enhance bloodstain patterns
To visualize trace evidence
What is the primary purpose of using a microspectrophotometer in forensic science?
To analyze gunshot residue particles
To determine the age of skeletal remains
To identify the chemical composition of small samples
To enhance fingerprint visibility
What is the purpose of using a gas chromatograph with a flame ionization detector (GC-FID) in forensic science?
To identify explosive residues
To analyze gunshot residue particles
To determine the chemical composition of volatile substances
To enhance bloodstain patterns
What is the purpose of using a polygraph machine in criminal investigations?
To analyze handwriting samples
To detect lies and deception
To identify firearm trajectories
To measure blood alcohol levels
What is the primary purpose of using an X-ray fluorescence spectrometer (XRF) in forensic science?
To analyze gunshot residue particles
To identify explosive residues
To determine the chemical composition of materials
To enhance latent fingerprints
What is the purpose of using alternate light sources in crime scene investigation?
To identify gunshot residue
To visualize biological fluids
To analyze drug samples
To reveal tool marks
What is the purpose of using a fuming chamber in latent fingerprint development?
To heat samples for DNA extraction
To expose samples to superglue fumes
To enhance bloodstain patterns
To visualize gunshot trajectories
Which technique is used for analyzing the chemical composition of paint samples?
Gas Chromatography
Infrared Spectroscopy
Pyrolysis Gas Chromatography
X-ray Fluorescence Spectrometry
Which technique is used for analyzing the chemical composition of explosives residues?
X-ray Fluorescence Spectrometry (XRF)
Gas Chromatography (GC)
Mass Spectrometry (MS)
Fourier Transform Infrared Spectroscopy (FTIR)
Which technique is used to analyze the chemical composition of explosives residues on clothing?
Scanning Electron Microscopy (SEM)
Fourier Transform Infrared Spectroscopy (FTIR)
Gas Chromatography-Mass Spectrometry (GC-MS)
X-ray Fluorescence Spectrometry (XRF)
Which technique is used to analyze the chemical composition of gunshot residue particles on clothing?
Mass Spectrometry (MS)
X-ray Diffraction (XRD)
Gas Chromatography-Mass Spectrometry (GC-MS)
Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
Which technique is used to analyze the trajectory of bullets or projectiles?
Bloodstain Pattern Analysis
Ballistic Gel Testing
Striation Comparison
X-ray Diffraction
Which technique is used to analyze the chemical composition of explosive residues on surfaces?
Fourier Transform Infrared Spectroscopy (FTIR)
Gas Chromatography-Mass Spectrometry (GC-MS)
X-ray Diffraction (XRD)
Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
What is the primary purpose of using a comparison microscope in forensic science?
To analyze gunshot residue particles
To enhance latent fingerprints
To conduct ballistics analysis
To visualize bloodstain patterns
What is the primary purpose of using a Raman spectrometer in forensic science?
To analyze blood spatter patterns
To identify explosives and drugs
To enhance latent fingerprints
To conduct DNA sequencing
What is the primary purpose of using a Scanning Electron Microscope-Energy Dispersive X-ray Spectrometer (SEM-EDX) in forensic examinations?
To analyze gunshot residue particles
To enhance latent fingerprints
To visualize biological fluids
To examine samples at very low temperatures
Which process involves the comparison of questioned handwriting with known handwriting samples?
Handwriting Analysis
Graphology
Chromatography
Spectroscopy
Which technique is used to determine the age of skeletal remains?
Radiocarbon dating
DNA profiling
X-ray diffraction
Gas chromatography-mass spectrometry
What is the primary purpose of using an Electron Microprobe in forensic science?
To analyze gunshot residue
To identify explosive residues
To perform elemental analysis of materials
To visualize latent fingerprints
What is the primary purpose of using a fume hood in a forensic laboratory?
To prevent exposure to toxic fumes
To analyze latent fingerprints
To enhance blood spatter patterns
To visualize trace evidence
What is the purpose of using a scanning electron microscope (SEM) in forensic science?
To analyze gunshot residue particles
To enhance latent fingerprints
To identify explosive residues
To conduct bloodstain pattern analysis
What does AFIS stand for in the context of crime scene technology?
Automated Fingerprint Identification System
Advanced Forensic Imaging Software
Analysis of Facial Identification Systems
Automated Footwear Identification System
What is the primary purpose of using a vacuum metal deposition chamber in forensic examinations?
To enhance bloodstain patterns
To visualize latent fingerprints
To analyze gunshot residue particles
To conduct DNA sequencing