Question: Q: What prevents soil erosion on a hillside that is being farmed? A:
OPTIONS:
- slash-and-burn
- irrigation
- no-till farming
- terracing
Answer: terracing

input with options: Q: The rate of the accumulation of neutral what serves as a type of population-based biological clock? A:
OPTIONS:
- prokaryotic
- enzymes
- eukaryotes
- polymorphisms
output: polymorphisms

Q: Q: Which type of skeleton supports the animal, protects internal organs, and allows for movement? A:

OPTIONS:
- external
- mechanical
- shell
- internal

A: internal

input: OPTIONS:
- inertia
- power
- energy
- pressure Now, answer this question: Q: What is the amount of force pushing against a given area? A:
A:
output: pressure

Q: How are the number of moles of carbon dioxide gas calculated? A:

OPTIONS:
- relativistic
- casuistry
- phytochemistry
- stoichiometry

Answer: stoichiometry

Q: Q: Abrasion is a process of what type of weathering? A:

OPTIONS:
- geological
- molecular
- environmental
- mechanical

A:
mechanical