M.Sc Forensic Science DU Entrance Exam DUET Question Paper 2020Check out DUET Forensic Science paper and see how well prepared you are!!1. The branch of forensic science which uses insects as evidence is: 1. Forensic Ballistics 2. Forensic Chemistry 3. DNA typing 4. Forensic Entomology2. Forensic Odontology is a branch of forensic science which deals with 1. Insects 2. Bite marks and Teeth 3. Bone study 4. Fingerprints3. “Every contact leaves a trace” a basic principle of forensic science, was given by 1. Joseph Bell 2. Raymond Locard 3. Edmond Locard 4. Mathieu orfila4. Trisomy 18 is a chromosomal abnormality causing 1. Down syndrome 2. Patau syndrome 3. Edwards syndrome 4. Jacob syndrome 5. Milk teeth in humans have the formula 1. 2.1.0.2 2. 2.0.1.2 3. 2.1.2.0 4. 2.0.2.1 6. FTIR stands for 1. Fourier Transform IR spectroscopy 2. Fourier Transmittance IR spectroscopy 3. Former Transform IR spectroscopy 4. Fourier Transmission IR spectroscopy7. The scientist who gave chromatography concept was 1. Berzelius 2. Lavosier 3. Tswett 4. Avogadro 8. Beer-Lambert’s law gives a linear correlation with positive gradient between 1. Absorbance and concentration 2. Absorbance and wavelength 3. Molar extinction coefficient and absorbance 4. Molar extinction coefficient and concentration9. Nanogram measurement factor is 1. 10raise to -3 2. 10raise to -9 3. 10raise to -12 4. 10raise to -10 10. The term ‘In born errors of metabolism’ was coined by 1. Charles Darwin 2. Francis Galton 3. Alfred Russell Wallace 4. A.E. Garrod11. What is the likelihood that a parent with type AB blood would have a child with type O blood? 1. 50% 2. 25% 3. Cannot be determined without knowing the blood type of the other parent 4. 0%12. The full name of N.M.R. is 1. Nuclear Magnetic Resolution 2. Nuclear Magnetic Remittance 3. Nuclear Magnetic Resonance 4. Nuclear Magnetic Resistance13. The study of hair is known as 1. Toxicology 2. Trichology 3. Traumatology 4. Thanatology 14. Electrophoresis is mainly used for 1. Differentiating the biological sample 2. Performing the human specific presumptive tests 3. DNA isolation from biological material 4. Separation of the molecules15. Illegal way of trafficking animals is known as 1. Kidnapping 2. Poaching 3. Harbouring 4. Smuggling16. For examination of diatoms, sample should be collected from 1. Bone marrow 2. Blood 3. Tissue 4. Epithelial cells17. The presumptive test for semen is 1. Acid Phosphatase test 2. Sodium alpha naphthyl test 3. Napthanil diazo test 4. Barbiturate test18. Restriction enzymes are used in one of these techniques 1. Sequencing 2. Genotyping 3. RFLP 4. Polymerization19. The Bureau of Police Research and Develop 1. New Delhi 2. Lucknow 3. Chandigarh 4. Mumbai 20. The control soil sample should be collected within the distance of _____ of the questioned soil region 1. 1 Inch 2. 3 – 4 Inches 3. 8 Inches 4. 1 feet 21. Which of the following would be considered individual specific evidence? 1. Paint 2. Soil 3. Blood 4. DNA22. The sex of an individual can be determined by the following, except 1. X&Y chromosome 2. Barr bodies 3. Protein pattern 4. Testosterone/Estradiol ratio23. Two arms composed mainly of DNA and held together by centromere is a 1. Chromosome 2. Protein 3. Cell 4. Gene24. Structure of DNA, carrier of the genetic blueprint of all biological organisms, was reported by 1. Alec Jeffreys 2. H.J. Muller 3. Crick and Watson 4. E.M. Southern25. Ethanol is absorbed into blood from 1. Stomach and small intestine 2. Liver and large intestine 3. Stomach and large intestine 4. Kidney and liver26. Blue color of PDS kerosene is due to the presence of which dye? 1. Anthracene 2. Anthraqunone 3. Dialkyl aminoanthraquinone 4. Phenyl azo-naphthol27. The trigger pull of service rifle is 1. 6-7 lbs 2. 9-12 lbs 3. 12-15 lbs 4. 15-18 lbs 28. Bullet that leaves a visible smoke mark on the flight is called 1. Fragile bullet 2. Jacketed bullet 3. Tracer bullet 4. Hollow point bullet29. Fibres obtained from animals or plants may also be called a 1. Synthetic fibre 2. Manmade fibre 3. Natural fibre 4. Regenerated fibre 30. The presence of buccal epithelial cells confirms the following 1. Semen 2. Urine 3. Saliva 4. Blood31. Which of the following fibre is of mineral origin? 1. Mohair 2. Nylon 3. Asbestos 4. Rayon 32. Which of the following methods is non-destructive technique for ink identification 1. Solubility test 2. Thin layer chromatography 3. UV-Vis spectrophotometer 4. Videospectral analysis33. Wisdom tooth is also known as 1. Canine 2. Lateral incisor 3. Third molar 4. Second premolar 34. Olecranon fossa is present in which of the following bones? 1. Radius 2. Humerus 3. Tibia 4. Femur35. Foramen magnum is present in 1. Pelvis 2. Scapula 3. Sternum 4. Skull36. Linea aspera is present on which of the following bone? 1. Humerus 2. Femur 3. Clavicle 4. Ulna37. Ossification centres of bones may be used for determination of:? 1. Sex 2. Age 3. Stature 4. Time since death38. Development of a classification system based on single fingerprint is credited to:? 1. Henry 2. Galton 3. Battley 4. Faulds39. The book entitled ‘Classification and uses of fingerprints’ is authored by? 1. Francis Galton 2. Henry Faulds 3. E.R. Henry 4. Juan Vucetich40. Ridge counting is not possible from the 1. Plain whorls 2. Ulnar loop 3. Radial loop 4. Plain arch41. Which one of the following parameters is not measured by the Lie detector? 1. Pulse rate 2. Blood Pressure 3. Galvanic skin Resistance 4. Adrenaline levels 42. The term ‘Expert evidence’ is defined in section 1. 45, Indian Evidence Act 2. 131, Indian Evidence Act 3. 45, Criminal Procedure code 4. 131, Indian Penal code43. Neutron activation analysis was developed by 1. G.D. Kohler and K. Thide 2. Henry and Pascal 3. Piobert and Pascal 4. Leuce and K. Thide44. Seminal fluid choline originates from the 1. Seminal vesicle 2. Sertoli’s cells 3. Leydig cell 4. Prostate gland45. __________is used to determine the species of origin from blood stain 1. Acid phosphate test 2. Teichmann test 3. Fluorescence test 4. Immunoprecipitation test46. Which one of the following is the active component of marking nut? 1. Semicarpol 2. Semicarpine 3. Semicarbine 4. Semicarmine47. HMX contains 1. Cyclotetra Methylene Tetranitramine 2. Ammonium Nitrate 3. Nitro-Glycerine 4. Cyclo-Trimethylene Trinitrate48. Teaching of forensic science for the first time in India was started in 1959 at 1. Delhi 2. Hyderabad 3. Sagar 4. Patiala49. Firing pin marks of a gun are 1. Compression marks 2. Cut marks 3. Striation marks 4. Repetitive marks50. Tailing of a wound is seen in 1. Chop wound 2. Contusion 3. Laceration 4. Incised wound51. Which of the following salts is known as ‘Truth serum’? 1. Sodium nitrate 2. Sodium chloride 3. Sodium sulphate 4. Sodium pentothal52. Which one of the following is not a poisonous plant? 1. Datura stramonium 2. Parthenium hysterophorus 3. Crab’s Eye plant 4. Dolichos biflorus53. Which technique will allow amplification of the DNA in order to provide a large enough specimen? 1. Gel electrophoresis 2. Polymerase chain reaction 3. Cloning 4. DNA sequencing54. That there are 23 pairs of chromosomes in man was established by 1. Tjio & Levan 2. Landsteiner & Weiner 3. Landsteiner & Levine 4. Weiner & Levine 55. Many people get an upset stomach and diarrhea when they drink milk. A common cause of this problem is 1. Calcium intolerance 2. lactose intolerance 3. Butter fat intolerance 4. Casein intolerance56. Which of these numbers is closest to the current estimate of the number of genes in the human genome? 1. 25000 2. 60000 3. 250000 4. 250000057. A pH of 10 is how many times more basic than a pH of 7? 1. 2 2. 10 3. 100 4. 1,00058. The presence of which of the following organelles or structures would most convincingly indicate that a cell is a eukaryote and not a prokaryote? 1. Plasma membrane 2. Cell wall 3. Nucleoid 4. Lysosome59. Crossover occurs during 1. Prophase of mitosis 2. Prophase I of meiosis 3. Prophase II of meiosis 4. Prophase I and II of meiosis60. Which of the following conditions is an X?linked condition? 1. Haemophilia 2. Huntington’s disease 3. Cystic fibrosis 4. Sickle cell anaemia 61. The situation in which a gene at one locus alters the phenotypic expression of a gene at another locus is known as 1. Dominance 2. Codominance 3. Pleiotropy 4. Epistasis62. All the following are carbohydrates except 1. Glycogen 2. Chitin 3. Glycerol 4. Cellulose63. A change in pH from 8 to 11 indicates a change in concentration of H+ ions by a factor of 1. 3 2. 30 3. 300 4. 1,00064. What is the cause of the cramps you feel in your muscles during strenuous exercise? 1. Lactic acid fermentation 2. Alcohol fermentation 3. Chemiosmotic coupling 4. Too much oxygen delivery to the muscles65. During which phase of the cell cycle does crossing over occur? 1. Metaphase of mitosis 2. Metaphase I of meiosis 3. Prophase I of meiosis 4. Prophase of mitosis66. A court case is trying to determine the father of a particular baby. The mother has type O blood, and the baby has type B blood. Which of the following blood types would mean that the man was definitely not the father of the baby? 1. B and A 2. AB and A 3. O and B 4. O and A67. A couple has four children, all of whom are boys. They are expecting a fifth child in two months. What is the probability that this child will be male? 1. 1/8 2. 1/4 3. 1/3 4. 1/268. All of the following represent X- linked conditions EXCEPT 1. Haemophilia 2. Albinism 3. Duchene muscular dystrophy 4. Colour blindness 69. The ability to establish the exact whereabouts of an item of evidence and under whose control it was from its collection to the courtroom and everywhere in between is known as maintaining the 1. Chain of command 2. Continuity of investigation 3. Chain of custody 4. Business records circle70. In the American legal system, whether or not a particular expert’s testimony could be used during trial was, from about 1923 to the mid-1990s, determined by 1. The standard laid down by the Daubert case 2. A ‘General Acceptance in the Community’ standard (Frye Rule) 3. The Locard standard 4. A ‘Don’t Ask Don’t Tell’ standard71. The rough sketch that is usually prepared at a crime scene is used to 1. Help identify the victim 2. Reduce the number of photos 3. Precisely locate evidence 4. Help visualize the scene72. Examination of the blood splatter pattern flung from a weapon can help to determine 1. The attacker 2. The shape of the weapon 3. Where the attack took place 4. The time of the attack 73. Ballistics is 1. The path followed by a projectile from a firearm 2. Firearms identification 3. NIBIN 4. Type of bullet74. The immunological test known as the ‘precipitin test’ is used in examining unknown bloodstains to determine 1. ABO blood group 2. Commonality of origin 3. Species of origin 4. The PGM isoenzyme type75. Catalytic tests for the presence of blood in stains (such as the benzidine, o?tolidine, or phenolphthalein tests) are 1. Presumptive tests 2. Confirmatory tests 3. Very insensitive 4. Highly unpredictable 76. Hair forcibly removed from the body 1. Is known as telogen hair 2. Has cellular material adhering to its root, and may be analysed for nuclear DNA 3. Is much more common as evidence than hair that just falls out of the skin 4. Is analyzed primarily with an instrument known as the FTIR77. Phenol-chloroform extraction methods is used for 1. Hand imprints extraction 2. DNA extraction 3. Hemoglobin extraction 4. Saliva extraction 78. The most frequent pattern found in the largest number of fingertips is 1. Arch 2. Loop 3. Whorl 4. Accidental79. Cheiloscopy is used to identify the person from 1. Palato prints 2. Lip prints 3. Foot prints 4. Finger prints80. ‘Filigree burns’ are caused by 1. Electrocution 2. Lightning injury 3. Chemical burns 4. Fire accidents81. Diatom test is to determine death due to 1. Drowning 2. Strangulation 3. Hanging 4. Burns82. Milk is deficient of which mineral? 1. Phosphorus 2. Sodium 3. Iron 4. Potassium83. Which one is the largest particulate of the cytoplasm? 1. Lysosomes 2. Mitochondria 3. Golgi apparatus 4. Entoplasmic reticulum84. The general formula of polysaccharides is 1. (C6H10O5)n 2. (C6H12O5)n 3. (C6H10O6)n 4. (C6H12O6)n85. Two sugars which differ from one another only in configuration around a single carbon atom are termed 1. Epimers 2. Anomers 3. Optical isomers 4. Stereoisomers86. A sugar alcohol is 1. Mannitol 2. Trehalose 3. Xylulose 4. Arabinose87. The approximate number of branches in amylopectin is 1. 10 2. 20 3. 40 4. 8088. Allergic reactions are mediated by 1. IgA 2. IgG 3. IgD 4. IgE89. Which of the following measures the spread of data? 1. Mean 2. Median and interquartile range 3. First and third quartiles 4. Standard deviation and variance90. To identify the shape of univariate data, what type of graph would be the most useful? 1. Histogram 2. Scatter plot 3. Bar chart 4. Pie chart91. Which of the following elements has the lowest electronegativity? 1. F 2. I 3. Ba 4. Al 92. Which of the following must be true of an object that is slowing down? 1. Its velocity must be smaller than its acceleration 2. It must experience more than one force 3. Its acceleration and its velocity must be in opposite directions 4. Its velocity must be negative93. One of the presumptive tests for the blood, Kastle?Meyer is also known as the 1. O-Tolidine test 2. Phenolphthalein test 3. O-Dianisidine test 4. Luminol test94. Teichmann test is confirmatory test for the presence of 1. Blood 2. Semen 3. Saliva 4. Urine 95. A child witness below the age of __________cannot give evidence in the Indian courts 1. 10 years 2. 15 years 3. 12 years 4. There is no such limit96. A dying declaration is admissible 1. Only in criminal proceedings 2. Only in civil proceedings 3. In civil as well as criminal proceedings both 4. It is not admissible at all 97. Human mtDNA consists of approximately how many base pairs? 1. 1650 2. 16500 3. 165000 4. 165000098. Most of the Y chromosome STRs used for forensic cases are 1. Trimeric repeats 2. Hexameric repeats 3. Pentameric repeats 4. Tetrameric repeats 99. Which of the following was the first forensic DNA technique developed? 1. STR 2. AFLP 3. VNTR 4. SNP100. Dried blood evidence should be packed in:? 1. Plastic bag 2. Glass jar 3. Tin can 4. 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