Q: All combustion reactions are what type of reactions? A:
OPTIONS:
- flammable
- geothermal
- reversible
- exothermic
exothermic

Q: What does the slope of a position-time graph represent? A:
OPTIONS:
- trajectory
- direction
- acceleration
- velocity

Answer: velocity

Question: Q: What type of role does cartilage play in the human skeleton? A:
OPTIONS:
- variable
- important
- life saving
- insignificant
Answer: insignificant

input with options: Q: What is the pressure of gas in a gas mixture termed? A:
OPTIONS:
- gaseous energy
- gaseous pressure
- partial energy
- partial pressure
output: partial pressure

Q: Q: What two microorganisms have different membrane lipids? A:

OPTIONS:
- microsporidia and bacteria
- mesozoic and bacteria
- algae and bacteria
- archaea and bacteria

A: archaea and bacteria

Q: What important and unusual physical property (for birds) do ostriches and penguins share? A:
OPTIONS:
- waterproofness
- webbed feet
- bonelessness
- flightlessness
flightlessness