If heat and pressure turn fossils into natural gas, then what two things turn fossils to natural gas? Answer choices: - heat and cold - heat and fuel - hydrogen and oxygen - heat and pressure - pressure and time - scarce resources - kinetic energy - chemical changes
heat and pressure

If insects have a more complex nervous system, then what crawls and is known to have a complex nervous system? Answer choices: - fur seals - Insects. - mammals - animals - a fish - humans - bees - ducks
Insects.

Q: If cells cannot live without oxygen, then cells cannot live without what commonly occuring element found on Earth? Answer choices: - Air - matter - Light - fossil fuel - oxygen - carbon - sunlight - water
A: oxygen

Question: If killing microorganism in food is important to food safety, then killing microorganisms in food is important to? Answer choices: - humans - crop yeilds - food safety - health - Cooking - Animal survival - recipe requirements - farm production
Answer: food safety

*Question*
If cyanide causes harm to living things, then what causes harm to living things? Answer choices: - toxins - vitamins - bacteria - cyanide - leeches - h2o - oxygen - Pesticides
**Answer**
cyanide

Q: If an animal requires heat produced by the body for survival, then an animal requires what by the body for survival? Answer choices: - stamina - heat energy - energy adaptors - heat produced - glycogen - chemical messengers - heat eaters - cool breeze
A: heat produced