CONFIDENTIAL FLE/SEPT2023/DLE1253/CLE2423

PART A (40 Marks)

Answer ALL questions below. Choose either A, B, C or D and shade the correct
answer in the OMR form provided. Each question carries ONE (1) mark.

1. Which of the following is FALSE about interrogation?

A. Interrogations are laid-back.
B. Interrogations are confrontational.
C. Interrogations are formal questioning of suspects.
D. Interrogations are concerned with obtaining a confession.

2. What is the primary motive behind terrorist activities?

A. Economic gain
B. Political ideology
C. Religious freedom
D. Social justice

3. Which factor is often cited as a root cause of terrorism?

A. Lack of education
B. Ethnic diversity
C. Economic inequality
D. Technological advancement

4. Which counterterrorism strategy focuses on addressing the root causes of

terrorism?
A. Military intervention
B. Diplomatic negotiations
C. Intelligence gathering
D. Development and education programs

5. How do international collaborations contribute to counterterrorism efforts?

A. Increase ideological conflicts
B. Facilitate information sharing
C. Hinder diplomatic relations
D. Strengthen terrorist networks

6. What role does social media play in the recruitment of terrorists?

A. None
B. Minimal influence
C. Significant facilitator
D. Counterproductive force

7. Amongst the following, how can a First Responder protect the crime scene?
A. Contaminate the evidence
B. Establish boundaries and keep away personnel unauthorised
C. Hide evidence from forensic officer
D. Allow public to enter crime scene
CONFIDENTIAL FLE/SEPT2023/DLE1253/CLE2423

8. Who came up with the ‘Exchange Principle’?

A. Eduardo Locard
B. Amos Locard
C. Edmond Locard
D. Desmond Locard

9. How do we implement the ‘Exchange Principle’?

A. Keep a security log of visitors
B. Throw away unnecessary evidence
C. Contaminate the crime scene
D. Move the evidence even if it is unnecessary

10. Amongst the following, which is NOT the format used in the documentation of a
report?
A. Fill-in-the-blank forms
B. First-person narrative
C. Formal
D. Bullet-point

11. The above figure refers to ________________type of crime scene search

pattern.
A. Zone search
B. Grid search
C. Circle search
D. Line search

12. Which of the following is NOT a guideline for collecting, handling and
preserving evidence?
A. Assigning persons as evidence collectors
B. Documenting, collecting, packaging, marking, sealing and presenting
C. Collecting easily lost evidence first
D. Collect evidence without wearing gloves and keep it in normal plastic
bags.

13. Blood evidence can be commonly encountered in the following manner;

EXCEPT
A. At crime scene
B. On victim
C. On the first responder
D. On the weapon used
CONFIDENTIAL FLE/SEPT2023/DLE1253/CLE2423

14. Which of the following Presumptive Blood Tests results in deep or bright pink
when reacts with blood?
A. Bluestar
B. Phenolphthalein
C. Luminol
D. Hemastix

15. How to handle DNA Bearing Evidence?

A. Don’t wear gloves
B. Use normal plastic bags
C. Change glove for every evidence
D. Simply touch all the areas even if you believe DNA may exist.

16. The above figure refers to a pattern of blood splatter. Which of the following is
the characteristic of this pattern?
A. It is created when moving a blood source onto an unstained surface
B. It is created when an object moves through an existing stain
C. It is created when blood projected out of the damaged artery
D. It is areas that are absent of blood stains within a full blood-staining area

17. Which of the following is a part of the Photo Log?

A. Name of photographer
B. Brief description
C. Exposure during photograph taken
D. Type of tripod stand used in taking photo

18. How does back spatter occur?

A. It occurs when blood comes out of an exit wound.
B. It occurs when blood comes out of an entrance wound.
C. It occurs when blood comes out of both entrance and exit wounds.
D. It occurs when blood does not come out of the entrance or exit wound.

19. How far is the distance for iris scan?

A. 1-5 feet
B. 2-8 feet
C. 4-9 feet
D. 5-10 feet
CONFIDENTIAL FLE/SEPT2023/DLE1253/CLE2423

20. Which of the following is FALSE about interrogation?

A. Interrogations are laid-back.
B. Interrogations are confrontational.
C. Interrogations are formal questioning of suspects.
D. Interrogations concern with obtaining confession.

21. The following are examples of biometric identification, EXCEPT:

A. Voice
B. Signature
C. Handprint
D. Blood spatter

22. What is the MAJOR difference between plain arch and tented arch?
A. Plain arch has delta, tented arch has no delta.
B. Plain arch has no delta, tented arch has delta.
C. Plain arch has a tent, tented arch has no tent.
D. Plain arch has no tent, tented arch has a tent.

23. The figure above shows_______________.

A. Transfer pattern
B. Void pattern
C. Arterial pattern
D. Spatter pattern

24. The figure above shows ______________ fingerprint.

A. Tented arch
B. Arch
C. Left loop
D. Whorl
CONFIDENTIAL FLE/SEPT2023/DLE1253/CLE2423

25. Which of the following is NOT the type of latent print method used to collect
fingerprint?
A. Talcum
B. Ninhydrin
C. Silver nitrate
D. Powders

26. Which of the following chemical used in the Latent print method reacts with
the oil in the sweat and turns a Purple-blue colour?
A. Ninhydrin
B. Silver nitrate
C. Phenolphthalein
D. Ethanol

27. Which of the following is NOT the purpose of interrogation?

A. Gather facts objectively without any bias
B. Obtain confession
C. Discover truth
D. Gain sensational insights of a hot topic

28. What is the outcome of a successful interrogation?

A. Confession of a suspect to a crime
B. Emotional satisfaction of an interrogator
C. Closure to family of a victim
D. None of the above

29. The Reid Technique consists of ___steps.

A. 2
B. 9
C. 7
D. 10

30. “Offer face-saving explanation”. This is step ___ of the Reid Technique.
A. 9
B. 2
C. 8
D. 6
CONFIDENTIAL FLE/SEPT2023/DLE1253/CLE2423

31. The above figure refers to ________________type of crime scene search

A. Zone search
B. Grid search
C. Spiral search
D. Line search

32. Bluestar reagent reacts with _____________ to produce blue glow.

A. Blood haemoglobin
B. Sweat
C. Oil in finger
D. Zinc in blood

33. Leucomalachite Green Test reacts with blood haemoglobin to produce

____________.
A. Pink colour
B. Blue colour
C. Green colour
D. Black colour

34. How to determine whether someone is already dead?

i. Breathing
ii. Heartbeat
iii. Brain activity
iv. Pupil response

A. i,ii,iii
B. iii, iv
C. ii, iii, iv
D. i,ii,iii,iv

35. What is “rigor mortis”?

A. A contagious disease where symptoms appeared after death.
B. A circular loop at the end of a piece of a rope that can be tightened or
loosened.
C. The postmortem state where muscles become rigid and firm.
D. The second stage of death where temperature changes to match the
environment.
CONFIDENTIAL FLE/SEPT2023/DLE1253/CLE2423

36. The above figure shows _______________.

A. Carotid artery
B. Branchial artery
C. Aorta
D. Radial pulse

37. The settling of blood or bluish-purple discolouration of the skin after death by
gravity. This statement refers to____________.
A. Pallor mortis
B. Algor mortis
C. Rigor mortis
D. Livor mortis

38. What happens to the body one month after death while it decomposes?
A. Internal organs decompose.
B. Body bloats
C. The body turns from green to red as the blood decomposes
D. The body starts to liquidity

39. What happens to the body from day One to day Three of death while it
decomposes?
A. Internal organs decompose.
B. Body bloats
C. The body turns from green to red as the blood decomposes
D. The body starts to liquidity

40. All statements are FALSE about the stages of decomposition, EXCEPT:
A. Algor mortis is the paleness in those light skin.
B. Pallor mortis is caused by chemical changes in muscles.
C. Rigor mortis is caused by heart failure to circulate blood.
D. Livor mortis is where the gravity causes the blood to settle down.

PART B (60 Marks)

This paper consists of THREE (3) questions. Answer ALL questions. Each
question carries 20 marks.

QUESTION 1 (20 MARKS)

CONFIDENTIAL FLE/SEPT2023/DLE1253/CLE2423

Figure 1 Figure 2

Question 1(a)

Identify and explain the type of injuries shown in the figures above. (4 Marks)

Question 1(b)

Explain the following terms;

I. Accidental Death (2 Marks)

II. Suicide (2 Marks)

.

III. Natural death (2 Marks)

Question 1(c)

Describe FIVE (5) timeline of body decomposition. (10 Marks)

QUESTION 2 (20 MARKS)

Question 2(a)

Illustrate FOUR (4) crime scene search patterns with their names. (4 Marks)

Question 2(b)

Explain FIVE (5) main classes of fingerprints. (10 Marks)

CONFIDENTIAL FLE/SEPT2023/DLE1253/CLE2423

Question 2(c)

Discuss the difference between IRIS scan and RETINA scan. (6 Marks)

QUESTION 3 (20 MARKS)

Question 3(a)

List and explain NINE (9) steps of the Reid Technique which is used in
Interrogation. (20 Marks)

END OF QUESTION PAPER