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
Correct Answer :
C. To determine the chemical composition of materials
Related Questions
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
What is the purpose of using a stereomicroscope in forensic examinations?
To visualize fine details of small objects
To analyze gunshot residue particles
To conduct bloodstain pattern analysis
To enhance fingerprint visibility
What is the purpose of using an electron probe microanalyzer (EPMA) in forensic examinations?
To enhance bloodstain patterns
To analyze gunshot residue particles
To determine the chemical composition of small samples
To visualize latent fingerprints
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 primary purpose of using a scanning electron microscope-energy dispersive X-ray spectrometer (SEM-EDX) in forensic science?
To analyze gunshot residue particles
To visualize trace evidence
To enhance bloodstain patterns
To identify explosive residues
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 purpose of using a bloodstain pattern analysis at a crime scene?
To identify the type of firearm used
To determine the time of death
To reconstruct the events leading to bloodshed
To analyze drug samples
Which technique is used for casting footwear impressions found at a crime scene?
DNA analysis
Latent fingerprinting
Electrostatic dust print lifting
Dental stone casting
Which technique is used to analyze the chemical composition of glass fragments?
Mass Spectrometry
X-ray Diffraction
Atomic Absorption Spectroscopy
Refractive Index Matching
What is the purpose of using a Vacuum Metal Deposition (VMD) chamber in forensic examinations?
To enhance bloodstain patterns
To visualize latent fingerprints
To analyze gunshot residue particles
To conduct DNA sequencing
What is the purpose of using a forensic light source (FLS) at a crime scene?
To enhance bloodstain patterns
To reveal trace evidence
To analyze drug samples
To detect gunshot residue
What is the 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 fume hood in a forensic laboratory?
To prevent exposure to toxic fumes
To analyze latent fingerprints
To enhance bloodstain patterns
To visualize trace evidence
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 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 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 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 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
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 vacuum metal deposition chamber in forensic examinations?
To enhance bloodstain patterns
To visualize latent fingerprints
To analyze gunshot residue particles
To conduct DNA sequencing
Which technique is used to determine the age of skeletal remains?
Radiocarbon dating
DNA profiling
X-ray diffraction
Gas chromatography-mass spectrometry
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)
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 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 comparison microscope in forensic science?
To analyze gunshot residue particles
To enhance latent fingerprints
To conduct ballistics analysis
To visualize bloodstain patterns
Which technique is used to analyze the trajectory of bullets or projectiles?
Bloodstain Pattern Analysis
Ballistic Gel Testing
Striation Comparison
X-ray Diffraction
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 an Electron Microprobe in forensic science?
To analyze gunshot residue
To identify explosive residues
To perform elemental analysis of materials
To visualize latent fingerprints
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 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)