Chapter 5 Section 4 Worksheet

Last updated about 4 years ago
18 questions
2

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

4

Corn pollen is

6

Pollen is

1

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

2

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

2

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

4

Explain what degradation means.

1

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

2

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

2

________________________ 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.

10

Which of the following are common places pollen and spore evidence can be found

8

Some unusual materials that can contain pollen and spores include:

2

Forensic scientists who study pollen and spores are called _______________________.

2

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

4

Clean tools of a forensic palynologist include:

2

Vegetation samples are placed in this type of container.

2

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

2

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