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WorksheetsCJ 3 - Term #2 - CFA #1 - Glass, Paint and DNA Analysis
Total questions: 30
Worksheet time: 15mins
1. Glass is defined as which of the following?
A. Inorganic compound
B. Organic compound
C. Crystalline compound
D. Anisotropic compound
2. What is the process used to increase the strength of glass?
A. Compressing
B. Laminating
C. Polarizing
D. Tempering
3. What kind of glass is commonly used in vehicle windshields?
A. Laminated
B. Leaded
C. Borosilicate
D. Polymers
4. What law states the refractive index is equal to the ratio of the velocity light rays traveling in a vacuum divided by the velocity of light rays traveling in a given medium?
A. Snell’s law
B. Beckett’s law
C. Fourier’s law
D. Buzzini’s law
5. Which of the following is one of the most informative properties of glass, according to the segment?
A. Refractive index
B. Chemical composition
C. Surface coating
D. Color
6. ______________ contains added compounds to increase the strength of the glass and to insure stability in high temperatures.
A. Laminated glass
B. Borosilicate glass
C. Crystal glass
D. Density glass
7. Glass forms which of the following when it breaks?
A. Rough and ridged cracks
B. Refractive and analytic cracks
C. Radial and concentric cracks
D. Smooth and concentric cracks
8. What is the best tool to use for visualizing and selecting the area of interest where analysis should be conducted?
A. Microroller
B. Eye glasses
C. Microtome
D. Microscope
9. What does GCMS stand for?
A. Gel corrosive molecular seismograph
B. Global cosmetic microscope scanner
C. Gas chromatography mass spectrometry
D. Generated cross-grain multi-structure
10. Which of the following characteristics of paint CANNOT be visualized through a microscope?
A. Color
B. Finish
C. Thickness
D. Distribution
11. DNA can be found in all cells EXCEPT which of the following?
A. Prokaryotic cells
B. Non-nucleated cells
C. Genome
D. Nucleated cells
12. Which of the following took place in 1992, was a way to help wrongly convicted men and women and primarily used DNA analysis testing?
A. The Innocence Project
B. The DNA Testing Project
C. The Extraction Project
D. The Molecular Analysis Project
13. Which of the following is NOT evidence which a crime scene investigator would collect in order to analyze DNA?
A. Hair
B. Blood
C. Saliva
D. Fingernails
14. What process breaks DNA out of the nucleus and removes the extra biological material until there is only pure DNA left?
A. DNA extraction
B. DNA sequencing
C. Genetic identification
D. Genetic investigation
15. _____________ is a molecule found in every nucleated cell of every living being and can link suspects to crimes, exonerate suspects, determine parentage and identify human remains.
A. RNA
B. Genome
C. DNA
D. PCR
16. _____________ was established in 1998 as a collection of databases for both known and unknown DNA fingerprints.
A. The DNA Analysis Fingerprinting System
B. The Collection Database System
C. The Genome Collection System
D. The Combined DNA Index System
17. Which of the following is the correct order of steps for DNA extraction.
A. Lysis, precipitation, purification
B. Lysis, purification, precipitation
C. Precipitation, purification, lysis
D. Purification, lysis, precipitation
18. From unborn fetuses to adults, DNA analysis can help predict _____________ and allow doctors to create actions plans to reduce risk factors or target specific treatments for individuals.
A. Outbursts
B. Diseases
C. Treatments
D. Evidence
19. When DNA was first being tested, investigators needed to collect samples of blood or semen which were at least the size of which of the following?
A. Quarter
B. Dime
C. Golf ball
D. 8 oz. cup
20. How many chromosomes does an individual receive from both their mother and father?
A. 46
B. 300
C. 23
D. 10
21. Tempering
measurement which determines how light will refract within an object compared to how light travels in a vacuum
used for comparison analysis; calculated by dividing mass by volume
process used to increase the strength of glass which entails compressing the surface of the glass and expanding the inside layers of the glass
established relationship between the path a ray of light takes in one medium and the path of which the same light ray takes in a new medium
an inorganic compound made of quartz sand and combined with other oxides
22. Density
measurement which determines how light will refract within an object compared to how light travels in a vacuum
used for comparison analysis; calculated by dividing mass by volume
condition of breaking down
established relationship between the path a ray of light takes in one medium and the path of which the same light ray takes in a new medium
an inorganic compound made of quartz sand and combined with other oxides
23. Refractive Index
measurement which determines how light will refract within an object compared to how light travels in a vacuum
combining or creating
condition of breaking down
established relationship between the path a ray of light takes in one medium and the path of which the same light ray takes in a new medium
an inorganic compound made of quartz sand and combined with other oxides
24. Snell's Law
single-celled organism
combining or creating
condition of breaking down
established relationship between the path a ray of light takes in one medium and the path of which the same light ray takes in a new medium
an inorganic compound made of quartz sand and combined with other oxides
25. Glass
single-celled organism
combining or creating
condition of breaking down
multi-celled organism
an inorganic compound made of quartz sand and combined with other oxides
26. Nucleated
single-celled organism
combining or creating
condition of breaking down
multi-celled organism
containing a nucleus
27. Degradation
single-celled organism
combining or creating
condition of breaking down
multi-celled organism
containing a nucleus
28. Synthesis
single-celled organism
combining or creating
condition of breaking down
multi-celled organism
containing a nucleus
29. Prokaryotic
single-celled organism
combining or creating
condition of breaking down
multi-celled organism
containing a nucleus
30. Eukaryotic
single-celled organism
combining or creating
condition of breaking down
multi-celled organism
containing a nucleus
