31. In window glass pane, the following components are not commonly present:
(a) Aluminium oxide
(b) Silicon oxide
(c) Antimony oxide
(d) Barium oxide
Codes:
(A) (c) and (d) are correct.
(B) (c) and (b) are correct.
(C) (a) and (b) are correct.
(D) (a) and (d) are correct.
Answer: (A)
32. The range of lime (CaO) is within ______ in Portland cement.
(A) 30 – 35%
(B) 35 – 55%
(C) 60 – 67%
(D) 70 – 75%
Answer: (C)
33. In density gradient determination method of soil examination, the following liquids are commonly used:
(A) Bromoform
(B) Bromobenzene
(C) Nitrobenzene
(D) Mixture of bromoform and bromobenzene
Answer: (D)
34. Match the following pertaining to paint sample:
| List I (Paint Pigment) | List II (Color of Paint) |
| a.) Titanium Dioxide | i.) Red |
| b.) Cobalt Salt | ii.) Blue |
| c.) Graphite | iii.) White |
| d.) Lead tetra-oxide | iv.) Black |
Codes:
| a | b | c | d | |
| (A) | iii | ii | i | iv |
| (B) | iv | ii | iii | i |
| (C) | ii | i | iii | iv |
| (D) | iii | ii | iv | i |
Answer: (D)
35. The following parameters of tool application can produce the sufficient influence on the nature of stration marks produced by screw driver, except
(A) Vertical angle of tool
(B) Pressure on tool
(C) Relative velocity of tool
(D) Horizontal angle of tool
Answer: (C)
36. Which type of the teeth are not present in human primary dentition?
(A) Premolar
(B) Incisor
(C) Canine
(D) Molar
Answer: (A)
37. Mass disaster victim identification could be achieved on the basis of
(A) Fingerprints
(B) Photographs
(C) Antimortem dental records
(D) All of the above
Answer: (D)
38. Match the following:
| List I | List II |
| a. Somatoscopy | i. Measurement on living person |
| b. Osteometry | ii. Obsrvations on living person |
| c. Craniametry | iii. Measurements of bones |
| d. Somatometry | iv. Measurements of skull |
Codes:
| a | b | c | d | |
| (A) | ii | iii | iv | i |
| (B) | iii | i | ii | iv |
| (C) | iv | ii | i | iii |
| (D) | i | ii | iii | iv |
Answer: (A)
39. Stature of an individual can be estimated from foot prints on the basis of
(i) multiplication factors
(ii) regression equations
(iii) Hardy-Weinberg equation
(iv) Segregation equation
Codes:
(A) (i) and (iii) are correct.
(B) (i) and (ii) are correct.
(C) (ii) and (iv) are correct.
(D) (i) and (iv) are correct.
Answer: (B)
40. Which of the following is the most frequent type of fingerprint pattern?
(A) Arch
(B) Loop
(C) Whorl
(D) Accidental
Answer: (B)
