Across
- 2. If successful, we will be able to use photosynthesis to produce fuels for cars, planes, and _____________.
- 4. Only three elements are present in the products of photosynthesis: _______, hydrogen, and oxygen.
- 6. is a colorless, odorless gas that humans cannot observe directly.
- 8. This bizarre plant is a ____________ and gets its energy feeding off underground fungi!
- 10. live in both freshwater and saltwater environments.
- 12. Light is a form of energy that most plants take in and use to carry out______.
Down
- 1. Plants differ from animals by using ________ energy.
- 3. Joseph Priestley was one of the first ____________to observe a product of photosynthesis.
- 5. _______have been produced from corn, sugarcane, soybeans, and sunflowers.
- 7. Photosynthesis is a series of chemical reactions that produces ________, a sugar compound plants use as food.
- 9. The _____ is the source of energy used in photosynthesis.
- 11. When cyanobacteria grow too quickly the situation is known as an algae _________.
- 13. A plant called the underground_______is native to Western Australia.
