41. Confirmatory test for identification of human saliva are
(i) lateral immunochromatographic strip test
(ii) Rapid Stain Identification Kit (RSID)
(iii) Phadebas test
(iv) UV examination
Codes:
(A) (i) and (ii) are correct.
(B) (i) and (iii) are correct.
(C) (ii) and (iii) are correct.
(D) (ii), and (iv) are correct.
Answer: (A)
42. The presence of buccal epithelial cells confirms the following:
(A) Semen
(B) Blood
(C) Saliva
(D) Urine
Answer: (C)
43. Assertion (A): Presence of P30 confirms the seminal stain.
Reason (R): P30 is secreted into semen by Cowper’s gland.
Codes:
(A) Both (A) and (R) are correct.
(B) Both (A) and (R) are incorrect.
(C) (A) is correct, but (R) is incorrect.
(D) (A) is incorrect, but (R) is correct.
Answer: (C)
44. Which of the following fiber is of mineral origin?
(A) Mohair
(B) Cashmere
(C) Asbestos
(D) Rayon
Answer: (C)
45. During spermatogenesis, the secondary spermatocyte develops into which of the following?
(A) Spermatids
(B) Primary spermatocytes
(C) Spermatogomia
(D) Spermatozoa
Answer: (A)
46. Match the following in the soil as per Munsell colour Test:
List – I (Mineral) List – II (Colour)
a. Hematite i. Pale brown
b. Iron sulphide ii. White
c. Calcite iii. Red
d. Dolomite iv. Black
Codes:
a b c d
(A) iii i iv ii
(B) iii iv ii i
(C) iii ii iv i
(D) ii iii i iv
Answer: (B)
47. _______ is a super cooled liquid which has attained so high viscosity as to be considered as solid.
(A) Plastics
(B) Glass
(C) Acrylic fiber
(D) Rayon
Answer: (B)
48. ________ is used for retarding the plaster of paris cast of foot prints.
(A) Sodium chloride
(B) Sodium bicarbonate
(C) Aluminium oxide
(D) Borax
Answer: (D)
49. Besides silica, the main constituent of Gypsum soil is
(A) Calcium carbonate
(B) Calcium sulphate
(C) Ferric oxide
(D) Aluminium oxide
Answer: (B)
50. The Refractive Index of glass can be determined by
(A) Beckeline method
(B) Abbe’s refractometer
(C) GRIM
(D) Pulfritch refractometer
Codes :
(A) (b) and (c) are correct.
(B) (d) and (c) are correct.
(C) (a) and (c) are correct.
(D) (b) and (d) are correct.
Answer: (C)
