Study

Photosynthesis

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  • Are plants autotrophs or heterotrophs?
    Autotrophs
  • What part of the leaf absorb energy from the sun?
    Chlorophyll
  • True or False: only some of the reactants show up as products, the rest just disappear.
    False: all of the reactants rearrange to form all of the products.
  • What is an autotroph?
    An organism that is able to make its own food.
  • What do we call the process of by which plants produce sugar using energy from the sunlight?
    Photosynthesis
  • What is a heterotroph?
    An organism that does not make its own food and has to eat to get energy.
  • What do we call the type of energy from the sun that is used in photosynthesis?
    Radient Energy
  • What is the sugar produced during photosynthesis called?
    Glucose
  • What are the reactants of photosynthesis?
    Carbon Dioxide, Water, Sunlight
  • What chemical allows plants to absorb sunlight to synthesize glucose; it is responsible for a plants green color?
    Chlorophyll
  • What two components of photosynthesis are constantly being exchanged between plants and animals?
    carbon dioxide and oxygen
  • Why is there a difference in the amount of oxygen produced by a plant exposed to light and a plant not exposed to light?
    The plant exposed to light is able to carry out photosynthesis while the plant not exposed to light is unable to carry out photosynthesis.
  • What is the main source of energy for all living things?
    Sun
  • What is the chemical formula for glucose?
    C6H12O6
  • What is an example of an organism that can perform photosynthesis?
    Plant, algae, tree, rose, sunflower, etc.
  • What would happen if a plant were placed in a clear tank full of carbon dioxide?
    More photosynthesis would occur. Eventually the carbon dioxide would be replaced with oxygen.
  • In which organelle does photosynthesis take place?
    Chloroplast
  • How would a cloudy day affect photosynthesis?
    There would be less photosynthesis because there would be less sunlight.
  • What are the products of photosynthesis?
    Glucose and oxygen
  • What type of reaction is photosynthesis?
    Chemical Reaction