The sustainability of agricultural practices A) decreases if ...

[savannahhooper]

The sustainability of agricultural practices
 
  A) decreases if the soil is degraded by erosion or salination.
  B) requires that the soil be plowed at least three times annually.
  C) increases if the field is irrigated in amounts equal to the total annual rainfall.
  D) requires the presence of soil nematodes.

Question 2

Match the collection of rocks below into the three categories of rocks.
 
  A) Slate, schist, quartzite, phyllite
  B) Granite, gabbro, rhyolite, basalt
  C) Limestone, conglomerate, arkose, dolomite
 
  1) Igneous rocks
  2) Sedimentary rocks
  3) Metamorphic rocks

[parker125]

Answer to Question 1

A

Answer to Question 2

Answers: 1) B 2) C 3) A

[savannahhooper]

TY

[parker125]

Happy to Help