S2 Photosynthesis

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Across
  1. 5. square used to find the average population of a species
  2. 7. the green pigment found in chloroplasts
  3. 9. a place where animals or plants live
  4. 11. released during respiration
Down
  1. 1. where most of the chlorophyll is found in a tree
  2. 2. _______ trap, used to count small invertebrates who live in 'litter'
  3. 3. can be tested for using iodine
  4. 4. _____ dioxide, the gas needed for photosynthesis
  5. 6. the energy needed for photosynthesis
  6. 8. a ____ factor is temperature, carbon dioxide or light intensity
  7. 10. this reagent is used to test for sugar