Across
- 5. heat energy from underground
- 7. type of microorganism known as fungus
- 8. substances that living things need to grow
- 9. National Aeronautics and Space Administration
- 10. machine with a powerful vacuum to remove air and water from food
- 11. dangerous microorganism
Down
- 1. tiny living things that can only be seen with a microscope
- 2. when the food is safe to eat
- 3. when the food is at its best
- 4. Tongan word for octopus
- 6. ancestors