Which layer of soil is most likely of greatest importance to plant growth?

a. O (organic matter)

b. A (topsoil)

c. B (subsoil)

d. C (parent rock)

Suppose that the hypothetical country of Kernaland suffers from chronic scarcity of its staple grain, corn. True or False: The country of Kernaland must be a developing country, since scarcity is not a problem in developed countries.

When slate is changed by heat and pressure what does it form into

Why do flat maps distort either the shapes or areas of land masses?

What is one form from which a rock can change and one form into which it can change?

Why should countries like the United States be concerned about deforestation in Borneo?

How did the Mediterranean climate influence culture in the region? A. It reduced the dependence on agriculture. B. It prevented sea travel. C. It forced people to work harder. D. It created a common cuisine throughout the region.

What imaginary line cuts across the top of south america?

How does having a large lake or an ocean nearby affect the climate of an area?

In order to conquer Mexico, the Spanish

The climate of the United States can be best Described as. A. mostly arid B. mostly tundra C. Mostly Temperature D. Mostly tropical