Q: Answer the following question given this paragraph: Bases are less common as foods, but they are nonetheless present in many household products. Many cleaners contain ammonia, a base. Sodium hydroxide is found in drain cleaner. Antacids , which combat excess stomach acid, are comprised of bases such as magnesium hydroxide or sodium hydrogen carbonate. Q: What are antacids comprised of? Choices: - gases - solids - acids - bases A:
A: bases

Q: Answer the following question given this paragraph: Sedimentary rocks are laid down horizontally with the oldest at the bottom. Q: What type of rocks are laid down horizontally with the oldest at the bottom? Choices: - crystalline - metamorphic - igneous - sedimentary A:
A: sedimentary

Q: Answer the following question given this paragraph: symbiotic relationship in which one species benefits while the other species is harmed. Q: What is the term for the relationship in which one species benefits while the other species is harmed? Choices: - combative relationship - commensal relationship - parasitic relationship - symbiotic relationship A:
A: symbiotic relationship

Q: Answer the following question given this paragraph: Volcanic eruptions can be devastating, particularly to the people who live close to volcanoes. Volcanologists study volcanoes to be able to predict when a volcano will erupt. Many changes happen when a volcano is about to erupt. Q: Who study volcanoes to be able to predict when a volcano will erupt? Choices: - vocologists - virologists - ornithologists - volcanologists A:
A: volcanologists