UGC NTA NET/JRF Exam, Forensic Science, June-2022

41. Which of the following detectors are used for HPLC?

(a) Fluorescence detector
(b) Sulfur Chemiluminescence detector
(c) Electro-chemical detector
(d) Flame Photometric detector
Choose the correct answer from the options given below:

A. (b), (d) only
B. (a), (c) only
C. (b), (c) only
D. (a), (d) only

Correct Answer: B. (a), (c) only

42. Which of the following are advantages of HPTLC over TLC?

(a) Requires less sample volume
(b) Particle size is more
(c) Less development time
(d) Solvent front migration distance is more
Choose the correct answer from the options given below:

A. (a), (b) only
B. (b), (c) only
C. (a), (c) only
D. (c), (d) only

Correct Answer: C. (a), (c) only

43. Which of the following toxic principles are present in Nerium odorum?

(a) Oleandrin
(b) Thevetin
(c) Nerin
(d) Folinerin
(e) Cerberin
Choose the correct answer from the options given below:

A. (a), (c) and (d) only
B. (a), (b) and (d) only
C. (b), (c) and (e) only
D. (c), (d) and (e) only

Correct Answer: A. (a), (c) and (d) only

44. Vibrissae, the thicker and stiffer hair found in Felid species are also called:

(a) Sensory hair
(b) Guard hair
(c) Bristle hair
(d) Tactile hair
(e) Sinus hair
Choose the correct answer from the options given below:

A. (a), (b) and (d) only
B. (a), (b), (c) only
C. (c), (d), (e) only
D. (a), (d), (e) only

Correct Answer: D. (a), (d), (e) only

45. Which of the followings are organochloro insecticides?

(a) Allethrin
(b) Lindane
(c) Paraquat
(d) Aldrin
Choose the correct answer from the options given below:

A. (a), (d) only
B. (b), (c) only
C. (b), (d) only
D. (a), (c) only

Correct Answer: C. (b), (d) only

46. Naloxone is used to reverse the effect of which of the following drugs?

(a) Morphine
(b) Ecstasy
(c) Pethidine
(d) LSD
Choose the correct answer from the options given below:

A. (a), (b) only
B. (a), (c) only
C. (b), (c) only
D. (c), (d) only

Correct Answer: D. (c), (d) only

47. Which of the following best defines external ballistics:

(a) The flight of the bullet
(b) Shot charge after leaving the barrel
(c) Within a time span in the region of 2 ms between the impact of the firing pin
(d) The pressure generated inside the barrel which determines the flight path
Choose the correct answer from the options given below:

A. (a), (d) only
B. (a), (b) only
C. (c), (d) only
D. (b), (c) only

Correct Answer: B. (a), (b) only

48. The penetrative properties of a bullet fired at a hard target material, such as steel or armor plate, is affected greatly by:

(a) The incidence velocity
(b) Deflection of bullet after hitting the target
(c) Depends on the support used for firing the weapon
(d) The bullet construction
Choose the correct answer from the options given below:

A. (a), (d) only
B. (a), (b) only
C. (b), (d) only
D. (b), (c) only

Correct Answer: B. (a), (b) only

49. Depth of focus directly depends on which of the following?

(a) Colour of film
(b) Aperture
(c) Focal length of the lens
(d) Layers on film
Choose the correct answer from the options given below:

A. (a), (b) only
B. (a), (c) only
C. (b), (c) only
D. (a), (d) only

Correct Answer: C. (b), (c) only

50. Following patterns or marks are represented in case of glass fracture.

(a) Conchoidal patterns or marks
(b) Wallner poll patterns or marks
(c) Hackle patterns or marks
(d) Mirror patterns or marks
(e) Non ripple patterns or marks
Choose the correct answer from the options given below: