Q: Along with other elements, most ores are made of what? A:

OPTIONS:
- coal
- crystals
- sodium
- metal

Answer: metal

Problem: OPTIONS:
- classifications
- species
- sexes
- clades
Q: Q: What are living echinoderms divided into five of? A:
Answer: clades

Problem:OPTIONS:
- Neither
- Both
- Negative
- positive

Q: Is the heat of reaction positive or negative for an endothermic reaction? A:
****
A: positive

Q: The extent to which a substance may be dissolved in water or another solvent is known as what? A:
OPTIONS:
- humidity
- flexibility
- turbidity
- solubility
solubility

Q: Fossil fuels are made out of what two objects? A:
OPTIONS:
- gases and animals
- plants and water
- soil and animals
- plants and animals

Answer: plants and animals

input with options: Q: The products of photosynthesis are glucose and what else? A:
OPTIONS:
- carbon
- hydrogen
- nitrogen
- oxygen
output:
oxygen