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

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

Answer: 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? A:
OPTIONS:
- bacteria and tumors
- molecules and fungi
- tumors and fungi
- bacteria and fungi
Answer: bacteria and fungi

input with options: Q: How does the liquid in a thermometer respond to heat or cold? A:
OPTIONS:
- freezes or boils
- disappears
- rises or vaporizes
- expands or contracts
output: expands or contracts

Q: Q: Goldfish, tuna, salmon, perch, and cod are examples of which group of fish? A:

OPTIONS:
- spiny-lobed fish
- cartilaginous fish
- bony fish
- ray-finned fish

A: ray-finned fish

Q: Line graphs are especially useful for showing changes over what? A:
OPTIONS:
- space
- energy
- velocity
- time
time