Environmental facts and photosynthesis

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1. Which of these factors need for photosynthesis is chlorophyll?

  • Energy to make carbohydrates
  • In the chloroplasts in the leaf cells, to absorb light energy
  • A raw material for photosynthesis
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2. With sodium hydroxide sollution, to test the need for carbon dioxide in photosynthesis. Which experiment?

  • Removing carbon dioxide
  • Using oxygen and carbon dioxide sensors
  • Testing leaves for starch

3. At night, what is the limiting factor?

  • Light
  • Temperature
  • Carbon dioxide

4. What is from the soil and one of the raw materials for photosynthesis?

  • Chlorophyll
  • Light
  • Water
  • Carbon dioxide

5. What is needed to provide the energy needed to make carbohydrates?

  • Light
  • Chlorophyll
  • Carbon dioxide
  • Water

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