Which of the following best describes the composition of soil? ...

[gonzo233]

Which of the following best describes the composition of soil?
 
  A) Soil consists of approximately 45 organic matter, 50 mineral matter, and 5 water and/or air.
  B) Soil is composed of about 45 mineral matter, 5 organic matter, and 50 pore space containing air and water.
  C) Soil includes pebbles, gravel, cobbles, and a varying combination of sands, silts, and clays.
  D) Soil is primarily mineral matter (approximately 72), but also consists of organic matter (10), and water (18).

Question 2

The entrenchment of a river into its own floodplain produces
 
  A) river deltas. B) alluvial terraces. C) backswamps. D) natural levees.

[debra928]

Answer to Question 1

B

Answer to Question 2

B

[gonzo233]

Correct answers!

[debra928]

Great! Please up vote