input: OPTIONS:
- liver
- bladder
- lung
- kidney Now, answer this question: Q: What is the chief organ of the urinary system? A:
A:
output: kidney

Q: What occurs in a formerly inhabited area that was disturbed? A:

OPTIONS:
- spontaneous mutation
- mass extinction
- natural selection
- secondary succession

Answer: secondary succession

Problem: OPTIONS:
- identical placental connection
- reacts placental connection
- minor placental connection
- complex placental connection
Q: Q: Why are eutherian mammals sometimes called placental mammals? A:
Answer: complex placental connection

Problem:OPTIONS:
- assimilation
- adaptation
- dissociation
- habituation

Q: A crow that becomes used to a scarecrow and lands on it is an example of what? A:
****
A: habituation

Q: Earthquakes at convergent plate boundaries mark the location of the what? A:
OPTIONS:
- abducting lithosphere
- speeding lithosphere
- shorting lithosphere
- subducting lithosphere
subducting lithosphere

Q: Runoff is likely to cause more what if the land is bare? A:
OPTIONS:
- abrasion
- sediment
- weathering
- erosion

Answer:
erosion