UGC NET Exam September 2020 Forensic Science Paper-2 Question Paper With Answer Key

61. Which of the following are correct regarding the addition of Internal Standard (IS) during the extraction of drug from biomatrix?

A. IS should mimic the physicochemical properties of the drug.

B. IS should not compensate for any loss of drug.

C. Stable-isotope labeled analogues of the drug are the best choice as IS.

D. IS would make the method less sensitive.

Choose the correct answer from the options given below:

1. A and B only

2. B and D only

3. A and C only

4. C and D only

62. Which of the following are advantages of solid-phase extraction over liquid extraction?

A. Small Sample Size

B. High Solvent Consumption

C. Emulsion Formation

D. High Extraction Efficiency

Choose the correct answer from the options given below:

1. B and C only

2. A and B only

3. A and D only

4. C and D only

63. A fired cartridge case can be linked to the suspect firearm on the basis of:

A. Firing-Pin Marks

B. Rifiling Marks

C. Breech-Face Marks

D. The direction of twist of rifling

 Choose the correct answer from the options given below:

1. A, B and D only

2. A, B and C only

3. B, C and D only

4. A, C and D only

64. While making a test cast with a seized tool, a forensic examiner will try to replicate it using casting material such as:

A. Dental Plaster

B. Plasticine

C. Moulage

D. Mikrosil

E. Permlastic

Choose the correct answer from the options given below:

1. B and D only

2. E, D and B only

3. A, B, C and D only

4. A, B, C, D, and E only

65. Match List I with List II

List I	List II
A. Bestiality	I. Anal Intercourse
B. Incest	II. Intercourse with a dead body
C. Sodomy	III. Intercourse with lower animal
D. Necrophilia	IV. Intercourse with blood relatives

Choose the correct answer from the options given below:

	A	B	C	D
1.	II	III	IV	I
2.	I	II	IV	III
3.	III	IV	II	I
4.	III	IV	I	II

66. Match List I with List II

List I	List II
A. Increased ISO number on the digital camera	I. Tagged image file format
B. Lossy compression file format	II. Digital camera sensor becomes more light-sensitive
C. Most high-end DSLR cameras can save two file formats of image	III. JPEG
D. TIFT	IV. JPEG and RAW

Choose the correct answer from the options given below:

	A	B	C	D
1.	III	II	I	IV
2.	II	III	I	IV
3.	IV	II	III	I
4.	II	III	IV	I

67. Match List I with List II

List I	List II
A. GSR on the cast treated with diphenylamine dissolved in sulphuric acid	I. Orange ring indicates the presence of antimony
B. GSR on test cloth treated with 1 drop of triphenyl methyl arsonium iodide alcoholic solution (10%)	II. Pink-coloured specks indicate nitrite particles
C. GSR on filter paper, moistened with acetic acid, is sprayed with a solution of 2 naphthylamine sulphanilic acid and nitric acid	III. Pinkish violet (scarlet) colour indicates the presence of lead
D. GSR on cloth piece moistened with 1% HCL treated with sodium rhodizonate solution	IV. Blue colour spots indicate the presence of nitrates

Choose the correct answer from the options given below:

	A	B	C	D
1.	I	IV	III	II
2.	II	III	IV	I
3.	III	II	I	IV
4.	IV	I	II	III

68. Match List I with List II

List I	List II
A. Atropa Belladonna	I. Bhilawanol
B. Strychnos nux-vomica	II. Nerlifolin
C. Semecarpus anacardium	III. Hyoscyamine
D. Theveta peruviana	IV. Brucine

Choose the correct answer from the options given below:

	A	B	C	D
1.	III	IV	I	II
2.	IV	I	II	III
3.	I	III	II	IV
4.	II	IV	III	I

69. Match List I with List II

List I	List II
A. Escapement	I. The cylinder that serves as the baking for the paper and absorbs the blow from the typeface
B. Type-Ball	II. Typewriters that print 10 characters to the inch
C. Platen	III. A device containing all the typefaces of some single element typewriter and which by rotation and tilting, prints the type characters
D.PCA machines	IV. The spacing along the line of typewriting, that is, the basic letter spacing
	V. The Machine that prints 12 characters to the inch

Choose the correct answer from the options given below:

	A	B	C	D
1.	I	IV	II	III
2.	II	III	V	I
3.	IV	I	III	V
4.	IV	III	I	II

70. Match List I with List II

List I	List II
A. Phenolphthalin Assay	I. When oxidized and catalyzed by heme, it emits an intense yellowish-green light.
B. Benzidine Assay	II. It is catalyzed by heme with hydrogen peroxide as the oxidant
C. Fluorescein Assay	III. These are heme derivatives in which ferrous iron of the heme forms two bonds with nitrogenous bases
D.Hemochromagen Crystal Assay	IV. It is catalyzed by heme to produce blue to dark blue colour.

Choose the correct answer from the options given below:

	A	B	C	D
1.	II	III	I	IV
2.	I	III	IV	II
3.	II	IV	I	III
4.	IV	I	II	III

71. Match List I with List II

List I	List II
A. Individual Characteristics of soil are	I. Tufa and Ocean floor
B. Class Characteristics of soil are	II. Study of a variety of soil and its distribution
C. Sand types are	III. Unusual components such as pollen, seeds, spores, fossils
D. Pedology	IV. Colour, density, percentage of components

Choose the correct answer from the options given below:

	A	B	C	D
1.	I	II	III	IV
2.	III	IV	I	II
3.	II	I	III	IV
4.	IV	III	I	II

72. Match List I with List II

List I	List II
A. That part of a letter that rises above the baseline	I. Crossbar
B. A curved or angular projection usually occurring in an initial and terminal strokes	II. Initial stroke
C. the stroke that intersects the staff or the main portion of the letter	III. Ascender
D. The first writing movement of a letter	IV. Hook

Choose the correct answer from the options given below:

	A	B	C	D
1.	I	III	II	IV
2.	III	IV	I	II
3.	II	I	IV	III
4.	IV	II	III	I

73. Match List I with List II

List I	List II
A. Dog Bite	I. Well defined margins, corresponding to the rows of teeth in the dental arch
B. Cat Bite	II. Long grooves of a width corresponding to the width of chisel edged incisor teeth
C. Rodent Bite	III. Circular Arch
D. Shark Bite	IV. Smaller rounder arch with punctures

Choose the correct answer from the options given below:

	A	B	C	D
1.	II	I	IV	III
2.	I	III	IV	II
3.	III	IV	II	I
4.	IV	III	I	II

74. Match List I with List II

Choose the correct answer from the options given below:

	A	B	C	D
1.	I	III	II	IV
2.	II	IV	I	III
3.	III	I	IV	II
4.	IV	II	III	I

75. Match List I with List II

List I	List II
A. Refractive Index	I. 3.1
B. Inductively Coupled Plasma Mass Spectrometer	II. An instrument used for both for glass digestion and elemental analysis for determination of the chemical composition
C. Lead Crystal Glass Density in (g/mL)	III. 1.467
D. Refractive index of olive oil	IV. Becke Line

Choose the correct answer from the options given below:

	A	B	C	D
1.	I	III	II	IV
2.	IV	II	I	III
3.	III	II	I	IV
4.	I	IV	III	II

76. Match List I with List II

List I	List II
A. Omission of parts of letters or even whole letter in a signature	I. Legibility
B. The case with which a reader recognizes individual letter and character shape	II. Embellishments
C. The small or lower case forms of letters of Roman script	III. Abbreviation
D. Extended strokes that are easily made and are the natural outgrowths of speed freedom or individual caprice	IV. Minuscule

Choose the correct answer from the options given below:

	A	B	C	D
1.	I	III	II	IV
2.	II	IV	I	III
3.	III	I	IV	II
4.	IV	II	III	I

77. Arrange the following steps for scientific disposal of a criminal case:

A. Testing Procedures

B. Recognition of evidence

C. Courtroom Presentation

D. Collection of Evidence

Choose the correct answer from the options given below:

1. D, B, A, C

2. A, B, C, D

3. B, C, A, D

4. B, D, A, C

78. Arrange the following evidence types in the correct order of priority for collection and preservation at a crime scene:

A. Documentary

B. Transient

C. Latent

D. Biological

Choose the correct answer from the options given below:

1. D, A, B, C

2. B, D, A, C

3. C, D, B, A

4. A, C, D, B

79. The correct sequence of recording evidence in the court of law is:

A. Oath

B. Cross-examination

C. Examination in chief

D. Re-examination

Choose the correct answer from the options given below:

1. A, C, B, D

2. C, A, D, B

3. D, C, B, A

4. A, D, C, B

80. Identify the correct sequence in which techniques of DNA analysis have been developed:

A. D1S80

B. HLA-DQ a

C. STR

D. mt DNA

Choose the correct answer from the options given below:

1. A, B, C, D

2. B, C, A, D

3. B, A, C, D

4. C, A, B, D