Which of the following types of soil has the greatest permeability? A.
silty
B.
loam
C.
clay
D.
sandy

C. Clay

D. Sand

Sand  5.0 cm/hour

Sandy loam  2.5 cm/hour

Loam  1.3 cm/hour

Clay loam  0.8 cm/hour

Silty clay  0.25 cm/hour

Clay  0.05cm/hour

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.