Problem:OPTIONS:
- mechanical waste
- microscopic waste
- reactive waste
- organic waste

Q: What kind of material that might otherwise go to a landfill can serve as the source of biomass power? A:
****
A: organic waste

Q: Besides the endocrine system, what other system exerts control over all the organ systems of the body? A:
OPTIONS:
- circulatory system
- abnormal system
- skeleton system
- nervous system
nervous system

Q: Which type of substance is considered a proton donor in a reaction? A:
OPTIONS:
- base
- carbon
- oxygen
- acid

Answer: acid

Question: Q: What are most fresh fruits, vegetables, whole grains rich in? A:
OPTIONS:
- calcium
- cholesterol
- magnesium
- cellulose
Answer: cellulose

input with options: Q: Geysers are created when what is heated beneath the earth's surface? A:
OPTIONS:
- magma
- gases
- air
- water
output: water

Problem: OPTIONS:
- earthquakes
- mountains
- craters
- volcanoes
Q: Q: Composite cones are steep-sided, cone-shaped types of what, which produce explosive eruptions? A:
Answer:
volcanoes