Today, how many americans make a living through agriculture?
a.
less than 5%
b.
10 – 20%
c.
25 – 50%
d.
more than 50%

In 1870, which path would settlers moving west from el paso to los angeles have followed? a) old spanish trail b) gila trail c) california trail d) oregon trail

Nike lives in an area that has a south-facing slope. the temperature in his area is always high. which of these abiotic factors is responsible for high temperatures in nike’s area? a. nutrients b. soil c. water d. topography

Which of the following best describes asbestosis?