Photosynthesis Lecture 8: Overview and Processes
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Questions and Answers

What is the ultimate source of energy for most living cells?

  • Water
  • Sun (correct)
  • Geothermal heat
  • Wind

Which of the following organisms does not engage in photosynthesis?

  • Cyanobacteria
  • Heliobacteria
  • Yeast (correct)
  • Green non-sulphur bacteria

In which type of photosynthesis is oxygen produced?

  • Heliobacteria photosynthesis
  • Green sulphur bacteria photosynthesis
  • Anoxygenic photosynthesis (correct)
  • Purple bacteria photosynthesis

What do the two types of photosynthesis share similarities in?

<p>Arrangement and action of pigments (A)</p> Signup and view all the answers

In which organisms is anoxygenic photosynthesis found?

<p>Purple bacteria (B)</p> Signup and view all the answers

Which type of bacteria is capable of anoxygenic photosynthesis?

<p>Green non-sulphur bacteria (B)</p> Signup and view all the answers

What is the primary location of photosynthesis in plants?

<p>Chloroplasts (C)</p> Signup and view all the answers

Which stage of photosynthesis requires light and is responsible for capturing energy from sunlight?

<p>Light-dependent reactions (A)</p> Signup and view all the answers

What is the function of the thylakoid membrane in photosynthesis?

<p>Formation of ATP and NADPH (A)</p> Signup and view all the answers

Which scientist suggested that plants do not increase mass from soil and water alone?

<p>Jan Baptista van Helmont (D)</p> Signup and view all the answers

What is the final product of the overall process of photosynthesis?

<p>Glucose (A)</p> Signup and view all the answers

Which part of the chloroplast contains chlorophyll and other photosynthetic pigments for capturing light energy?

<p>Thylakoid membrane (C)</p> Signup and view all the answers

What are the three stages of photosynthesis in order?

<p>Capture energy, carbon fixation, formation of organic molecules from CO2 (A)</p> Signup and view all the answers

What is the substance surrounding the thylakoid membrane system in a chloroplast?

<p>Stroma (A)</p> Signup and view all the answers

What is the primary source of energy for most living cells?

<p>Sunlight (D)</p> Signup and view all the answers

Which of the following organisms engages in anoxygenic photosynthesis?

<p>Purple bacteria (A)</p> Signup and view all the answers

Where is the substance surrounding the thylakoid membrane system located in a chloroplast?

<p>Stroma (A)</p> Signup and view all the answers

What is the function of the thylakoid membrane in photosynthesis?

<p>ATP synthesis (B)</p> Signup and view all the answers

What is the final product of the overall process of photosynthesis?

<p>Glucose (C)</p> Signup and view all the answers

Which type of photosynthesis is found in essentially all land plants?

<p>Oxygenic photosynthesis (A)</p> Signup and view all the answers

Which organelle in plant cells is responsible for carrying out the photosynthetic process?

<p>Chloroplast (B)</p> Signup and view all the answers

What is the term for the three stages of photosynthesis in order?

<p>Carbon fixation (C)</p> Signup and view all the answers

What is the function of the thylakoid membrane in photosynthesis?

<p>Capture light energy (A)</p> Signup and view all the answers

Who suggested that plants do not increase mass from soil and water alone, leading to curiosity about how plants grow?

<p>Jan Baptista van Helmont (A)</p> Signup and view all the answers

Which structure in chloroplasts contains chlorophyll and other photosynthetic pigments for capturing light energy?

<p>Thylakoid membrane (D)</p> Signup and view all the answers

What is the term for the formation of organic molecules from CO2 in the air during photosynthesis?

<p>Carbon fixation (D)</p> Signup and view all the answers

What is the continuous phospholipid bilayer membrane in chloroplasts called?

<p>Thylakoid membrane (A)</p> Signup and view all the answers

What is the function of the stroma surrounding the thylakoid membrane system in a chloroplast?

<p>Enzyme-mediated reactions (D)</p> Signup and view all the answers

What is the primary location of photosynthesis in plants?

<p>Leaves (A)</p> Signup and view all the answers

What does each pigment molecule within a photosystem do when capturing photons during photosynthesis?

<p>Pass on excited electrons (D)</p> Signup and view all the answers

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