Which method best helps to prevent wind erosion? O rotating crops
o decreasing riverbank slopes
more animal grazing
o avoiding soil compaction

When ash and dust begin to settle on the ground, they eventually become compacted by

In a population that is in hardy-weinberg equilibrium, there are two possible alleles for a certain gene, a and a. if the frequency of allele a is 0.4, what fraction of the population is heterozygous? a. 0.40 b. 0.60 c. 0.16 d. 0.48

Describe a desert community where there are fewer producers than consumers.