Biology Crossword

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Across
  1. 4. A yellow, orange or red pigment used as an accessory in photosynthesis
  2. 7. A photosynthetic organelle in eukaryotes
  3. 8. The partially permeable membrane that surrounds plant vacuoles
  4. 10. A plant growth regulator that regulates plant height and stimulates seed germination
  5. 11. A stack of circular thylakoids in a chloroplast
Down
  1. 1. Plant tissue containing air spaces
  2. 2. The splitting of water using light energy
  3. 3. The fold of the inner mitochondrial envelope
  4. 5. The net movement of water molecules from an area of high water potential to an area of low water potential
  5. 6. A piece of apparatus used to measure the rate of uptake of water by a plant
  6. 9. The matrix of a chloroplast in which the light independent reactions of photosynthesis occur