Q: Q: What involves the reaction of a hydrocarbon with oxygen gas to produce water and carbon dioxide? Choices: - hydrogen reactions - chemical reactions - material reactions - combustion reactions A:
A: combustion reactions

Q: Q: What is the apt term for the very slow movement of rock and soil down a hillside? Choices: - glide - landslide - drop - creep A:
A: creep

Q: Q: What do aquatic arthropods use to exchange gases? Choices: - lungs - pores - diaphragm - gills A:
A: gills

Q: Q: Satellite and schwann cells are the two types of what kind of cell found in the pns? Choices: - dendritic - osteoclast - epidermal - glial A:
A: glial