Unit 4 Resources Practice Test

Front

What layer is #4- made only of rocks?

Back

C

Front

What layer is layer 2, where most plants grow??

Back

A

Front

Which of the following is the correct order of soil particles from smallest to largest?
Options: clay-sand-silt, sand-clay-silt, silt-clay-sand, clay-silt-sand

Back

clay-silt-sand

Front

Many plants cannot grow in sandy soil. Why is this true?

Back

Sandy soil does not hold enough water.

Front

What is porosity?

Back

Open space in soil

Front

As the slope increases, the rate of soil erosion ___________________________.

Back

Increases

Front

Which of the following is NOT one of the three types of soil? clay, sand, silt, mud

Back

mud

Front

What is the soil mostly made of if a small hole fills with water after rain and does not empty even after several days of dry weather? Options: clay, sand, humus, silt

Back

clay

Front

What is layer 3, made of clay?

Back

B

Front

SLIGHTLY BROKEN UP ROCK.....

Back

C