Problem: OPTIONS:
- the chain
- fuel chain
- life cycle
- food chain
Q: Q: A single, often oversimplified, path through which energy and matter flow through an ecosystem is also known as what? A:
Answer: food chain

Problem:OPTIONS:
- glucose
- sucrose
- caffeine
- alcohol

Q: Because carbohydrates have a carbonyl functional group and several hydroxyl groups, they can undergo a variety of biochemically important reactions. the carbonyl group, for example, can be oxidized to form a carboxylic acid or reduced to form this? A:
****
A: alcohol

Q: What includes the bones and cartilage? A:
OPTIONS:
- skull
- lungs
- fossil
- skeleton
skeleton

Q: Linked genes are located on the same what? A:
OPTIONS:
- genome
- nucleolus
- bacterium
- chromosome

Answer: chromosome

Question: Q: What radiation, generally produced by thermal motion and the vibration and rotation of atoms and molecules, literally means "below red"? A:
OPTIONS:
- microscopic
- ultraviolet
- gamma radiation
- infrared
Answer: infrared

input: OPTIONS:
- chemical
- frozen
- carbon
- liquid Now, answer this question: Q: When solids change to gasses, they generally pass through what other state? A:
A:
output:
liquid