input: OPTIONS:
- green water
- dirty water
- salty water
- pure water Now, answer this question: Q: Transport of water and solutes in plants water potential is a measure of the difference in potential energy between a water sample and this? A:
A:
output: pure water

Q: Name a carbonyl in which the carbon atom is bonded to one carbon atom and one hydrogen atom (or two hydrogen atoms). A:

OPTIONS:
- ketone
- acetylcholine
- ester
- aldehyde

Answer: aldehyde

Problem: OPTIONS:
- three
- it varies
- two
- four
Q: Q: How many limbs do all mammals have? A:
Answer: four

Problem:OPTIONS:
- spine and lungs
- brain and heart
- heart and lungs
- brain and spinal cord

Q: What makes up the central nervous system? A:
****
A: brain and spinal cord

Q: What are the two most common common ways that brain and spinal cord injuries occur? A:
OPTIONS:
- falls and surgical error
- sports and household accidents
- car crashes and falls
- car crashes and athletic activities
car crashes and athletic activities

Q: Is purifying water a simple or complicated process? A:
OPTIONS:
- expensive
- impossible
- simple
- complicated

Answer:
complicated