Forensic Instrumentation Quiz

Welcome to your Forensic Instrumentation Quiz

1. 
In which of the following instruments, the specimens are irradiated using high-energy photons?

2. 
Match the following:

List-I List-II
(a) Gel electrophoresis (i) Examination of synthetic fibre
(b) Polarising Microscope (ii) Matching of firing pin mark
(c) Atomic Absorption Spectroscopy (iii) Enzyme typing
(d) Comparison Microscope (iv) Estimation of metals

3. 
In chromatography the term describing the longitudinal diffusion is called as

4. 
During spermatogenesis, the secondary spermatocyte develops into which of the following

5. 
Match the following:

List–I (Detectors)

List-II (Component of Detectors)

(a) Differential Thermal conductivity detector

(i) Polarizing electrode

(b) Flame ionization detector

(ii) A refractive index monitor

(c) Electron capture detector

(iii) Wheatstone bridge circuit

(d) HPLC

(iv) Radioactive foil

6. 
Which of the following laws governs gas-liquid chromatography?

7. 
Thermal Conductivity Detector in Gas-Chromatography consists of identical filaments.

8. 
Arrange the following types of chromatographic examination in the increasing order:

(i) GLC (ii) Column Chromatography (iii) HPTLC (iv) HPLC
Code:

9. 
A lens with a variable focal length is known as:

10. 
Exciter Filter is used in

11. 
Which of the following can be used as absorption filters?

a. Gelatine b. Glass c. Metal d. Cardboard
Code:

12. 
In chromatography the term describing the longitudinal diffusion is called as

13. 
Conventional electrophoretic techniques resolve allelic products of PGM locus into one of these phenotypes:

14. 
Which of the following SEM techniques requires no sample preparation?

15. 
In SEM, the incident beam is focused by means of

16. 
Polarising microscope is useful in the identification of the following:

17. 
In XRF, samples are made up using which of the following?

18. 
The mechanical system of compound microscope consists of:

a. Base b. Condenser c. Body tube d. Illumination

19. 
In Scanning Electron Microscope, the magnified image of a particle is formed by

20. 
Assertion and Reason Question

Assertion (A): The major limitations of the conventional optical microscope are limited resolution, restricted depth of field, and poor contrast.

Reason (R): Conventional optical microscope is characterized by a sequential processing system.