Across
- 3. green chemical (pigment) that absorbs sunlight
- 5. turns black when iodine is put on it
- 6. plant organ that carries out photosynthesis
Down
- 1. absorb water for photosynthesis
- 2. carbohydrate made in photosynthesis
- 3. the smallest unit of life
- 4. gas produced in photosynthesis