Life processes

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Across
  1. 5. _______ compounds are prepared by bacteria from atmospheric nitrogen
  2. 7. life on earth depends on ________ molecules
  3. 8. desert plant take CO2 during
  4. 9. _____ intestine is the main site of digestion of carbohydrates, proteins and fats in humans
Down
  1. 1. energy in plants in stored form is known as
  2. 2. how do autotrophs fill their carbon and energy requirements
  3. 3. light energy is absorbed by
  4. 4. the intake of food and its utilisation by the body
  5. 6. nitrogen compounds are taken in the form of______ by plants from the soil
  6. 7. the green dots present in leaf represent