Forensic Sci: Soil Evidence

Front

Which horizon is made up of partially weathered rocks? Options: Horizon A, Horizon B, Horizon C, Horizon D or R

Back

Horizon C

Front

Which of the following is NOT a main grain size? sand, silt, soil, clay

Back

soil

Front

In which horizon is most of the HUMUS?

Back

Horizon A

Front

When plants, animals, and other organisms die, they break down and become part of the soil. What is this part of the soil called?

Back

humus

Front

Soil is made of: weathered rocks and minerals, dead plants and animals, air and water.

Back

all of the above

Front

Newer sand will have ________ edges and older sand will have ________ edges.

Back

rough; smooth

Front

Sand, silt, and clay are defined by the ________ of the particles.

Back

Size

Front

Soil is always individual evidence.

Back

False

Front

The top layer of soil is called ________.

Back

topsoil

Front

This type of soil is sticky when wet and hard when dry.

Back

clay