2A Forensics Unit 3 Summative - Exam #3

2A Forensics Unit 3 Summative - Exam #3

Assessment

Flashcard

Science

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is Ninhydrin spray used for in forensics?

Back

Ninhydrin spray is used on porous surfaces to develop fingerprints by reacting with amino acids, turning them purple.

2.

FLASHCARD QUESTION

Front

What are the two types of loop patterns in fingerprints?

Back

The two types of loop patterns are Ulnar Loops and Radial Loops.

3.

FLASHCARD QUESTION

Front

Can fingerprints be permanently erased?

Back

No, fingerprints can only be temporarily erased; they will grow back.

4.

FLASHCARD QUESTION

Front

When are fingerprints formed?

Back

Fingerprints are formed in utero before a person is born.

5.

FLASHCARD QUESTION

Front

What is the term for a fingerprint minutiae that splits into two ridges?

Back

Bifurcation.

6.

FLASHCARD QUESTION

Front

What is the primary component that Ninhydrin reacts with to reveal fingerprints?

Back

Amino acids.

7.

FLASHCARD QUESTION

Front

What is the difference between Ulnar and Radial Loops?

Back

Ulnar Loops open towards the little finger, while Radial Loops open towards the thumb.

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