Across
- 4. plants synthesize during photosynthesis made up of carbon,hydrogen and oxygen.
- 7. the intensity of light to affect the rate of photosynthesis.
Down
- 1. necessary for photosynthesis.
- 2. a mutually beneficial relationship is called-
- 3. leaves that are partly green and partly non green.
- 5. can take atmospheric nitrogen and convert into a soluble form.
- 6. ultimate source of energy for all living organisms.