NUTRITION IN PLANTS

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Across
  1. 3. organisms that live on dead dead decaying matter
  2. 6. a substance used to test the presence of starch in a leaf
  3. 8. organisms that live on living organisms and derive their food from them
  4. 9. meaning of auto in the word auto tropism
Down
  1. 1. presence of a green pigment in the chloroplasts that traps energy from the sunlight
  2. 2. tiny pores on the underside of the leaves surrounded by guard cells .
  3. 4. green plants that prepare their own food .
  4. 5. the ultimate source of energy
  5. 7. a bacteria that can convert atmospheric nitrogen into a soluble form which plants can absorb
  6. 8. protein rich food obtained from leguminous plants