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)
Correct Answer :
D. Fourier Transform Infrared Spectroscopy (FTIR)
Related Questions
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 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 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 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 presumptive test in forensic toxicology?
To confirm the presence of a specific drug
To identify the type of firearm used in a crime
To provide an initial indication of the presence of a substance
To determine the time of death
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 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
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
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 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 chemical composition of trace elements in hair samples?
Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
X-ray Fluorescence Spectrometry (XRF)
Scanning Electron Microscopy-Energy Dispersive X-ray Spectroscopy (SEM-EDX)
Gas Chromatography-Mass Spectrometry (GC-MS)
Which process involves the comparison of questioned handwriting with known handwriting samples?
Handwriting Analysis
Graphology
Chromatography
Spectroscopy
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 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 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
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
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 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 purpose of luminol in crime scene investigation?
To reveal bloodstains not visible to the naked eye
To enhance fingerprint visibility
To detect gunshot residue
To analyze drug samples
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)
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 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 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 Transmission Electron Microscope (TEM) in forensic examinations?
To analyze gunshot residue particles
To enhance latent fingerprints
To visualize cellular structures
To identify explosive residues
What is the purpose of using UV light in crime scene investigation?
To identify explosive residues
To detect latent fingerprints
To enhance bloodstain patterns
To visualize gunshot trajectories
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 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 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
Which technique is used for casting footwear impressions found at a crime scene?
DNA analysis
Latent fingerprinting
Electrostatic dust print lifting
Dental stone casting