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SciOly Crime Busters Quiz

Total questions: 22

Worksheet time: 15mins

Name
Class
Date
1.

What fingerprint is this?

a)

Whorl

b)

Tentarch

c)

Loop

d)

Arch

e)

I don't know :|

2.

Type in the EXACT answer lowercase or uppercase what kind of fiber matches the following definition: The Fiber burns Flame amber or yellow, slow-burning, fluffy, greyish ash

(a)  

3.

Factors (Traits) of Ammonia.

a)

Cloudy after shook.

b)

It is has a pH of ~8-9

c)

Scientific name is "Acetic Acid".

d)

The scent is pungent.

4.

This powder has a pH of ~6, and its shape is "random."

a)

Vitamin C

b)

Sodium Acetate

c)

Dihydrogen Monoxide

d)

Sand

e)

Sulfuric Acid

5.

This blood splatter is 2-4mm wide. What is the most likely cause?

a)

Explosives

b)

Backstabbing

c)

Nosebleeding

d)

Small cuts

e)

Gunshots

6.

Visually identify what kind of metal the following image shows.

a)

Zinc

b)

Copper

c)

Iron

d)

Tin

e)

Plastic

7.

What does DNA stand for?

a)

Dihydrogen Monoxide

b)

What the heck, it's literally just "DNA."

c)

Spiralisis Backbonium

d)

Deoxyribonucleic acid

e)

Dioritic Notorious Andesite

8.

What animal hair is this?

a)

Dog

b)

Giraffe

c)

Cat

d)

Hippopotamus

e)

ur mom (Human)

9.

What type of loop fingerprint is this?

a)

Radial

b)

Ulnar

c)

Central Pocket Loop

d)

Double Loop

10.

The following is not a classification of fingerprints

a)

arches

b)

loops

c)

twists

d)

whorls

11.

The ridge arrangement on every finger is unique.

a)

True

b)

False

12.

Latent fingerprints are visible to the naked eye

a)

true

b)

false

13.

Classify the following print:

a)

Plain arch

b)

Loop

c)

Double loop whorl

d)

Plain whorl

14.

Classify the following print:

a)

Tented arch

b)

Loop

c)

Double loop whorl

d)

Central pocket whorl

15.

Ink can be separated by a method of -----------------------------------------------

a)

distillation

b)

filtration

c)

chromatography

d)

sedimentation

16.
chromatography separates the mixture of dyes on the basis of their ----------------------------
a)
density
b)
solubility
c)
gravity
d)
boiling point
17.
On the chromatogram given -------------- is mixture.
a)
red
b)
orange
c)
green
d)
black
18.
A pure substance shows ------------------ spot on chromat gram
a)
0
b)
1
c)
2
d)
3
19.
On the chromatogram given -------------- is mixture.
a)
red
b)
orange
c)
green
d)
black
20.
A low retention time indicates
a)
a high affinity to the mobile phase
b)
a low affinity to the stationary phase
c)
a high solubility in the mobile phase
d)
all of the above
21.
Whose blood was found at the crime scene?
a)
John
b)
Lisa
c)
Bob
d)
Sure
22.

What color is Yeast?

a)

Yellow

b)

Brown

c)

Golden

d)

Tan

e)

Blue

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