Q: How does uric acid react to water? A:
OPTIONS:
- does not form
- explodes
- mixes
- does not dissolve
does not dissolve

Q: What is the term for an underground layer of rock that is saturated with groundwater? A:
OPTIONS:
- delta
- river
- bason
- aquifer

Answer: aquifer

Question: Q: Where are protons and neutrons located? A:
OPTIONS:
- radius
- electron shell
- epidermis
- nucleus
Answer: nucleus

input with options: Q: Our global ecological footprint depends on resource use per person and what population factor? A:
OPTIONS:
- population fluctuation
- population sample
- population decrease
- population density
output: population density

Q: Q: What is the name of the outer layer of skin? A:

OPTIONS:
- endodermis
- hypodermis
- the dermis
- the epidermis

A: the epidermis

Q: Extrusive igneous rocks are also called what? A:
OPTIONS:
- metamorphic
- agates
- magma minerals
- volcanic rocks
volcanic rocks