The R horizon is made of
(2 Points)
organic material
solid bedrock
broken rocks
clay and chemicals
2.In Florida the R horizon is made of this
(2 Points)
sandstone
shale
coral
limestone
3.Which horizon would have the least amount of organic material?
(2 Points)
A
B
C
R
4.All of the following are basic compounds plants need to grow EXCEPT
(2 Points)
Nitrogen
Oxygen
Soil
Energy
5.The 1st generation farmers had a hard time plowing the fields of the mid-west because
(2 Points)
too wet
clay like soil
too dry
sand like soil
6.A hypothesis about farming in the mid-west that brought many people to the area was
(2 Points)
The rain follows the plow
The plants follow the plow
The rain follows the plants
The plow follows the rain
7.All of the following are NOW staple crops in the U. S. EXCEPT:
(2 Points)
Wheat
Rice
Sugar Cane
Oranges
8.Animals like earthworms live in this layer of the soil
(2 Points)
C
B
A
O
9.Soil horizons are different colors
(2 Points)
True
False
10.Water and wind are examples of physical weathering.
(2 Points)
True
False
11.Match this statement to a description below: O HORIZON
(2 Points)
12.Match this statement to a description below: R HORIZON
(2 Points)
13.Match this statement to a description below: SOIL PROFILE
(2 Points)
14.Match this statement to a description below: E HORIZON
(2 Points)
15.Match this statement to a description below: SOIL HORIZONS
(2 Points)
16.Match this statement to a description below: B HORIZON
(2 Points)
17.Match this statement to a description below: PLOWING
(2 Points)
18.Match this statement to a description below: A HORIZON
(2 Points)
19.Match this statement to a description below: 10% RULE
(2 Points)
20.Match this statement to a description below: C HORIZONImmersive Reader
(2 Points)