What is the purpose of tagging and labeling items of evidence? The primary purpose for the crime scene investigator or evidence recovery technician, in tagging and marking items of evidence is
so that he/she will be able to easily identify those items at a later date.
What is the importance of evidence in investigation?
In the pursuit of a criminal case, evidence is
the foundation upon which both sides build their respective arguments
. During the investigation into a crime, great care must be taken to collect, preserve, and record evidence that could be critical in establishing the facts surrounding a criminal case.
What is the important of marking evidence?
Evidence Marking and Packaging
Mark the item of evidence when possible
. Evidence which cannot be marked, such as soil, hair and stains, should be placed in an appropriate container or envelope. Marking some items directly may interfere with forensic analysis of the item.
What is the importance of measuring and marking evidence positions at a crime scene?
It
establishes the precise location and relationship of objects and evidence at the scene
. It helps to create a mental picture of the scene for those not present. It is a permanent record of the scene. It usually is admissible in court.
What is the importance of photographic evidence?
No matter how well an investigator can verbally describe a crime scene;
photographs can tell the same story better and more easily as it freezes time and records the evidences
. Forensic photography is an integral part of trial. And the judgement often is based upon crime scene photographs to prove prima facie evidence.
What type of evidence should be collected first?
Fingerprints
– the first evidence collected in crime scene. Instruments for recovering fingerprints fuse brushes, powders, tape, engineered substances, lift cards, an intensifying glass and Super Glue. An insightful lab can use fingerprints to recognize the individual being referred to or perceive or block a suspect.
What are the direct evidences?
Direct evidence is
evidence that, if believed, directly proves a fact
. Usually, in criminal cases direct evidence will be eyewitness testimony regarding something that was actually observed.
What are the 7 types of evidence?
- Personal Experience. To use an event that happened in your life to explain or support a claim.
- Statistics/Research/Known Facts. To use accurate data to support your claim.
- Allusions. …
- Examples. …
- Authority. …
- Analogy. …
- Hypothetical Situations.
What are the 4 types of evidence?
The four types of evidence recognized by the courts include
demonstrative, real, testimonial and documentary
.
What is evidence and its importance?
Evidence is
used to back up or refute arguments
, and it helps us to make decisions at work. Using evidence allows us to work out what is effective and what is not. In terms of working with youths and young children. It is important in developing and if needs be refining the programs to assist children.
Which of the following is an example of physical evidence?
Examples of physical evidence include
a document, a hair, fibers, fingerprints, soil, and blood
. Class Characteristics are properties of physical evidence that can be associated only with a group and never with a single source.
What are the three phases of criminal investigation?
Applied to the criminal realm, a criminal investigation refers to the process of collecting information (or evidence) about a crime in order to:
(1) determine if a crime has been committed; (2) identify the perpetrator; (3) apprehend the perpetrator; and (4) provide evidence to support a conviction in court.
What are the 5 steps of crime scene investigation?
The basic crime scene procedures are
physical evidence recognition, documentation, proper collection, packaging, preser- vation, and, finally, scene reconstruction
.
What are the legal implications of photographic evidence?
Under the “pictorial testimony” theory, photographic evidence
is admissible when a sponsoring witness can testify that it is a fair and accurate representation of the subject matter
. It is important to note, this theory is based on the personal observation(s) of the witness.
What are the 7 principles of photography?
The seven principles of art and design in photography;
balance, rhythm, pattern, emphasis, contrast, unity and movement
, form the foundation of visual arts. Using the seven principles allows you to take greater control of your photographic practice. This will lead to better photos and more photographic opportunities.
What is the importance of the darkroom?
A darkroom is
used to process photographic film, to make prints and to carry out other associated tasks
. It is a room that can be made completely dark to allow the processing of the light-sensitive photographic materials, including film and photographic paper.
