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Chapter 5 Section 4 Worksheet

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Last updated over 4 years ago
18 questions
2
4
6
1
2
2
4
1
2
2
10
8
2
2
4
2
2
2
Question 1
1.

The hard outer layer, or shell, of a pollen grain and spore is called an ______________.

Question 2
2.

Question 3
3.

Question 4
4.

Pollen and spore evidence is easy for a suspect to remove from a crime scence.

Question 5
5.

__________________(2 words) pollen grains are relatively simple in morphology, have thin walls, and are easily preserved for identification.

Question 6
6.

The resistant nature of most pollen and some spores allows them to avoid ____________________ and degradation.

Question 7
7.

Explain what degradation means.

Question 8
8.

In sediment, pollen/spores can be found from millions of years ago.

Question 9
9.

Plant pollen, especially from ______________________(2 words) angiosperms, usually have sharp edges that enable it to better adhere to the plant and a suspect.

Question 10
10.

________________________ is a major problem and likely the first choice of a clever defense lawyer when it comes to finding holes in the prosecution's evidence.

Question 11
11.

Question 12
12.

Question 13
13.

Forensic scientists who study pollen and spores are called _______________________.

Question 14
14.

Scientists collect evidence samples as well as _____________ samples at all potential crime scenes during the investigation.

Question 15
15.

Clean tools of a forensic palynologist include:

Question 16
16.

Vegetation samples are placed in this type of container.

Question 17
17.

Additional details of surface features may require the use of a ________________________(3 words).

Question 18
18.

Once the pollen evidence has been collected, processed, ______________, and interpreted, it is presented in court.

Corn pollen is
wind-pollinated
small and travels over 1 mile
animal-pollinated
large and travels less than 1/2 mile
water-pollinated
medium sized and travels less than 1 mile
Pollen is
are greater in number than spores
are smaller in number than spores
larger than spores
smaller than spores
seasonal
occur throughout the year
Which of the following are common places pollen and spore evidence can be found
inside rocks
money
soil, dirt, mud, and dust
vehicles
drugs
computers
drug resins
honey and other food
Some unusual materials that can contain pollen and spores include:
inside rocks
grease on guns
soil, dirt, mud, and dust
vehicles
drugs
painted works of art
drug resins
stuffed animals
dusty foot impressions
cellophane tape
plumb line
paintbrushes