1) Given below are two statements:

Statement I: The standard equation for stationary waves is y=2a cos (2π/λ x) sin(ωt)

Statement II: The standard equation for stationary wave is y=2a sin(ωt)

In the light of the above statements, choose the most appropriate answer from the options given below:

2) Lactose intolerance is caused by:

3) The dead body, already buried, if required to be exhumed for forensic investigation, who among these is authorised to permit for exhumation?

4) The term "Speedballs" is used for the combination of?

5) Given below are two statements:

Statement I: Request standards have no limits of amount of writing.

Statement II: Request standards may not be contemporary always.

In the light of the above statements, choose the most appropriate answer from the options given below:

6) Match List I with List II

A. High velocity impact blood spatter - I. Castoff pattern
B. Beating and stabbing events (1-3 mm droplets) - II. Gunshot injury
C. Patterns created with subsequent blows - III. Splashed blood stain pattern
D. Blood >10 ml low velocity forces - IV. Impact spatter

Choose the correct answer from the options given below:

7) Sharp force injury refers to injuries caused by:

A. Knives
B. Hockey sticks
C. Ice-picks
D. Axes
E. Pistol

Choose the correct answer from the options given below:

8) Given below are two statements:

Statement I: In Forensic cases, comparison of unknown with known samples leads to discrimination or otherwise.

Statement II: Exclusion through comparison is easier than that of inclusion.

In the light of the above statements, choose the most appropriate answer from the options given below:

9) Given below are two statements:

Statement I: The presence of watermarks in paper help in investigation of crime.

Statement II: Sources of paper and instances of anachronism are important information.

In the light of the above statements, choose the most appropriate answer from the options given below:

10) Two cars are moving in the same direction with the same speed with separation 40 M. In order to overtake, driver of second car accelerates and overtakes first car in 5 seconds. What is the acceleration produced?

11) Scopolamine, a common warfare agent, falls in which category based on its mechanism?

12) Forensic analysis of fibre is performed by:

13) Acronyms 'NCRB' stands for which of the following?

14) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: The dipole moment of N₂ and O₂ molecules is zero.

Reason R: The molecules are spherically symmetrical.

In the light of the above statements, choose the most appropriate answer from the options given below:

15) Which of the following complex is spin forbidden?

16) Nut gall ink is also known as which of the following?

17) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Argemone Mexicana seed oil consumption causes epidemic dropsy.

Reason R: Argemone oil contains alkaloid sanguinarine causing hyper-secretory symptom of epidemic dropsy.

In the light of the above statements, choose the most appropriate answer from the options given below:

18) Which detector is preferably used for the analysis of pesticides in Gas chromatography?

19) PCR (reaction) has been linked to:

A. Is not sensitive procedure
B. Molecular photocopier amplifies small DNA amount
C. Does not help amplify single cell DNA
D. Analyse STR loci
E. Cannot be multiplexed together

Choose the correct answer from the options given below:

20) Given below are two statements:

Statement I: Chain of custody of collected evidences from the scene of crime is very important.

Statement II: Every investigating officer should be aware of the significance of chain of custody.

In the light of the above statements, choose the most appropriate answer from the options given below:

21) Traits used to determine male characteristics from human pelvic bone:

Match List I with List II

A. Pelvis in general - I. Not present or shallow
B. Sciatic notch - II. Large
C. Acetabulum (hip socket) - III. Rugged
D. Sub-pubic concavity - IV. Narrow

Choose the correct answer from the options given below:

22) Amino acid separated in two dimensional planar chromatography can be visualised preferably by spraying which of the following reagent?

23) Shift of absorption maxima towards longer wavelength due to OH or NH₂ groups. This phenomenon is known as:

24) Match List I with List II

A. Crime scene barricade - I. To know the location
B. First aid kit - II. To determine the direction
C. Maps - III. To protect the crime scene
D. Compass - IV. To give preliminary treatment

Choose the correct answer from the options given below:

25) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: The degree of reddish to purple discoloration of the skin after death may help to estimate approximate time since death.

Reason R: It is co-related with the degree of rigor mortis, body temperature and other postmortem chemical changes in the blood and body fluids.

In the light of the above statements, choose the most appropriate answer from the options given below:

26) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: The law of areas states that line joining planet to sun sweeps equal areas in equal intervals of time.

Reason R: The law comes from observation that planet moves slower when farther from sun than when nearer.

In the light of the above statements, choose the most appropriate answer from the options given below:

27) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: D-loop in mitochondria tend to mutate with extremely high frequency.

Reason R: Mutation rate in mitochondrial DNA makes this region attractive for individual identification.

In the light of the above statements, choose the most appropriate answer from the options given below:

28) Which of the following is preferred for detection of accelerants in fire debris in forensic laboratories?

29) Section 299 of Indian Penal Code defines which of the following?

30) Choose the incorrect one from the following:

31) Given below are two statements:

Statement I: For stone in vertical circle, net force at lowest point directed downwards is mg - T1.

Statement II: For stone in vertical circle, net force at highest point directed downwards is mg + T2.

In the light of the above statements, choose the most appropriate answer from the options given below:

32) Bertillonage is a technique used to which of the following?

33) In a digital camera, the image is captured on which of the following?

34) Gooping effect is found in writing strokes written with which of the following?

35) Which cells secretes epinephrine and nor-epinephrine hormones?

36) Match List I with List II

A. Comparison microscope - I. Synthetic fiber
B. Transmission electron microscope - II. Y chromosome
C. Fluorescence microscope - III. Matching of fired bullets
D. Polarizing microscope - IV. Ultrastructure of cell

Choose the correct answer from the options given below:

37) The two types of blood stain patterns which may indicate the presence or location of an object are:

A. Transfer blood stains
B. Shadow pattern
C. Void areas
D. Volume of the blood

Choose the correct answer from the options given below:

38) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Probability of transfer of traces is very low in general.

Reason R: Locard's Principle of mutual exchange states about the transfer from one object to another.

In the light of the above statements, choose the most appropriate answer from the options given below:

39) Match List I with List II

A. Planck's constant - I. m
B. Work Function - II. Hz
C. de-broglie wavelength - III. Js
D. Threshold frequency - IV. J

Choose the correct answer from the options given below:

40) The increasing order of acid strength of the following is:

CH₄, NH₃, H₂O, HF

41) Given below are two statements:

Statement I: Photography is an important aid in scene of crime examination.

Statement II: Photography can record the evidence on the crime scene which may be skipped by the eyes of investigator.

In the light of the above statements, choose the most appropriate answer from the options given below:

42) If mother is A+ and father is also A+, the possible blood group in the child is:

43) The writing strokes written by ball pen may have which of the following in determining direction of strokes?

44) A compound microscope consists of two convex lenses of focal length 0.02 m and 0.15 m. An object is placed at 0.025 m from object glass and final image is at least distance of distinct vision. What is the magnification and distance between lenses?

45) Which instrumental technique is best suited for determination of group I and group II elements of periodic table?

46) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Airtight dry container is recommended as packing material for biological evidence.

Reason R: Air tight container may help avoiding any contamination.

In the light of the above statements, choose the most appropriate answer from the options given below:

47) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: The crystal structure of CrF₂ is tetragonally distorted.

Reason R: Cr²⁺ is octahedrally surrounded by six F with four 1.98-2.01 A° bonds and two 2.43 A° bonds.

In the light of the above statements, choose the most appropriate answer from the options given below:

48) What is the spin state and nature of Fe²⁺ ion in oxyhaemoglobin?

49) Choose the correct sequence for glucose oxidation to produce ATP:

A. Electron transport chain
B. Krebs cycle
C. Glycolysis
D. Formation of acetyl CoA
E. Gluconeogenesis

Choose the correct answer from the options given below:

50) Tests performed for confirmation of carbon monoxide (CO) poisoning are:

A. Kunkel's test
B. Wetzel test
C. Hoppe-Seyler's test
D. Lee-Jones test
E. Wenzell's test

Choose the correct answer from the options given below:

51) Given below are two statements:

Statement I: Vitriol throwing comes under section 320 IPC.

Statement II: Throwing of acid on another individual is known as vitriolage.

In the light of the above statements, choose the most appropriate answer from the options given below:

52) Match List I with List II

A. Sc³⁺ - I. 1.73
B. Mn²⁺ - II. 0.00
C. Co²⁺ - III. 3.87
D. Cu²⁺ - IV. 5.92

Choose the correct answer from the options given below:

53) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Number of photo electrons emitted per second is directly proportional to intensity of incident radiation.

Reason R: The photocurrent increases upon increasing intensity of incident radiation.

In the light of the above statements, choose the most appropriate answer from the options given below:

54) Match List I with List II

A. X-rays - I. 0.78-300µm
B. Ultraviolet rays - II. 0.1-100 A°
C. Visible light - III. 180-400 nm
D. Infrared rays - IV. 700 nm to 400 nm

Choose the correct answer from the options given below:

55) Which detector is generally used in HPLC for detecting sugars after separation?

56) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Iodine fuming method is a non-destructive method to visualize the latent finger prints.

Reason R: Iodine has a property of sublimation.

In the light of the above statements, choose the most appropriate answer from the options given below:

57) Match List I with List II

A. Neurotoxin - I. Boa constrictor
B. Vasculotoxin - II. Cobra
C. Musculotoxin - III. Viper
D. Asphyxia - IV. Sea snake

Choose the correct answer from the options given below:

58) Silver string method (Silver Staining) is for detection of:

A. DNA
B. Protein
C. Carbohydrate
D. Lipid
E. RNA

Choose the correct answer from the options given below:

59) Rf value defines movement of analyte relative to solvent front in chromatography. It depends upon:

A. Mobile phase
B. Length of plate
C. Nature of Stationary phase
D. Temperature of analyte
E. Amount of mobile phase

Choose the correct answer from the options given below:

60) A latent fingerprint developed with a fluorescent powder can be best imaged by which of the following?

61) Given below are two statements:

Statement I: Two coherent light beams may give complete darkness if path difference is (2n+1)λ/2.

Statement II: Two incoherent light beams may give complete brightness if path difference is nλ.

In the light of the above statements, choose the most appropriate answer from the options given below:

62) Which genetic loci is used for the sex determination in humans?

63) Physical evidence contains which of the following?

64) RAW is a Government agency to collect the intelligence at which of the following?

65) Cadaveric spasm in non-burnt body is observed:

A. Immediately after death
B. After two hours of death
C. After six hours of death
D. After twelve hours of death
E. After twenty four hours of death

Choose the correct answer from the options given below:

66) The angular speed of a motor wheel is increased from 1200 rpm to 3120 rpm in 16 seconds. What is its angular acceleration, assuming uniform acceleration?

67) Given below are two statements:

Statement I: In mass spectra, the peak of ³⁵Cl and ³⁷Cl appears in the ratio 3:1.

Statement II: In mass spectra, the peak of phenyl ring appears at 72.

In the light of the above statements, choose the most appropriate answer from the options given below:

68) Physical evidences collected at crime scene may be utilized in:

A. Defining element of crime
B. Providing investigative leads
C. Linking crime scene to suspect
D. Linking only victim to crime scene
E. Linking chain of custody

Choose the correct answer from the options given below:

69) Joule burn is observed in:

70) A mixture of proteins (80 kd, 60 kd, 35 kd, 25 kd, 10 kd) will be separated by gel exclusion chromatography in following order:

71) Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: In IR spectra, fingerprint region (below 1500 cm⁻¹) exhibits multiple absorption from bending vibration.

Reason R: In fingerprint Region, bending vibration count is more than stretching vibration.

In the light of the above statements, choose the most appropriate answer from the options given below:

72) Match List I with List II

A. Chromophore - I. Gas Chromatography (GC)
B. Gasoline - II. Neutron activation Analysis (NAA)
C. Arsenic - III. UV/visible spectroscopy
D. STR - IV. Capillary electrophoresis

Choose the correct answer from the options given below:

73) Fingerprints are considered infallible mean of personal identification because of:

A. They are permanent
B. They are latent
C. They are unique
D. They can be duplicated successfully

Choose the correct answer from the options given below: