Photosynthesis

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Across
  1. 2. cycle set of chemical reactions that take place in chloroplasts during photosynthesis.
  2. 5. mostly made up of flat, scale-like cells called squamous cells
  3. 6. the reaction of something, especially the iris of the eye, to different intensities of light
  4. 7. plastid that contains chlorophyll and in which photosynthesis takes place
  5. 9. the stacks of thylakoids embedded in the stroma of a chloroplast
Down
  1. 1. green pigment, present in all green plants and in cyanobacteria, responsible for the absorption of light to provide energy for photosynthesis
  2. 3. each of a pair of curved cells that surround a stoma, becoming larger or smaller according to the pressure within the cells.
  3. 4. particle representing a quantum of light or other electromagnetic radiation
  4. 7. a protective and waxy or hard layer covering the epidermis of a plant, invertebrate, or shell
  5. 8. any of the minute pores in the epidermis of the leaf or stem of a plant, forming a slit of variable width that allows movement of gases in and out of the intercellular spaces