Q: What are large glaciers that cover a larger area than just a valley? Choices: - icebergs - glacial continents - ice floes - ice caps A:
ice caps

Q: Like ants and termites, they grow fungi inside the bark of trees and use it to help do what? Choices: - clean the nest - kill prey - weaken enemies - digest food A:
digest food

Q: Q: What device is an electrochemical cell or series of cells that produces an electric current? Choices: - reactor - magnet - generator - battery A:
A: battery

Question: Q: Humans use many compounds that were first discovered or derived from living organisms as medicines: secondary plant compounds, animal toxins, and antibiotics produced by these? Choices: - bacteria and tumors - molecules and fungi - tumors and fungi - bacteria and fungi A:
Answer: bacteria and fungi

*Question*
Q: How does the liquid in a thermometer respond to heat or cold? Choices: - freezes or boils - disappears - rises or vaporizes - expands or contracts A:
**Answer**
expands or contracts

*Question*
Q: Changing electric and mnagnetic fields radiate outward when? Choices: - particles lose their charge - particles multiply - firing particles accelerate - charged particles accelerate A:
**Answer**
charged particles accelerate