Which of the following is a biotic factor in a biome?
a. kinds of birds
c. types of rocks
b. amount of rainfall
d. bodies of water

Which of these sequences lists the correct order for the creation of sedimentary rock from sediment? a. deposition, burial, compaction, cementation b. burial, deposition, compaction, cementation c. compaction, deposition, burial, cementation d. cementation, deposition, burial, compaction

Geothermal energy for industrial use is available almost anywhere. a.true b.false

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?