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Leaf & Chloroplast Anatomy quiz #3 Flashcards

Leaf & Chloroplast Anatomy quiz #3
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  • Where are chloroplasts mainly located within a leaf, and why?
    Chloroplasts are mainly located within the mesophyll cells of the leaf because these cells are responsible for carrying out photosynthesis.
  • Describe the structure of a chloroplast.
    A chloroplast has an outer and inner membrane, contains stacks of thylakoids called grana, and has a fluid-filled region called the stroma.
  • Differentiate between stroma and stomata.
    The stroma is the fluid-filled space inside a chloroplast, while stomata are pores on the leaf surface that control gas exchange.
  • How do stomata contribute to photosynthesis?
    Stomata allow carbon dioxide to enter the leaf, which is necessary for photosynthesis, and enable the release of oxygen produced during the process.
  • Explain the relationship between mesophyll cells and photosynthesis.
    Mesophyll cells contain numerous chloroplasts, making them the primary site for photosynthesis in the leaf.
  • Why is it important not to confuse the terms 'stroma' and 'stomata'?
    It is important because 'stroma' refers to the fluid inside chloroplasts, while 'stomata' are pores on the leaf surface with entirely different functions.
  • How does the anatomy of the leaf facilitate efficient photosynthesis?
    The leaf's anatomy, with mesophyll cells packed with chloroplasts and stomata for gas exchange, maximizes light absorption and the intake of carbon dioxide for efficient photosynthesis.
  • Where within a leaf are chloroplasts primarily found, and what is their main function there?
    Chloroplasts are primarily found in the mesophyll cells of the leaf, where they serve as the site of photosynthesis.
  • What are the main structural components of a chloroplast?
    A chloroplast has an outer and inner membrane, contains stacks of thylakoids called grana, and has a fluid-filled region called the stroma.
  • How do stomata and stroma differ in location and function?
    Stomata are pores on the leaf surface that control gas exchange, while the stroma is the fluid-filled space inside a chloroplast where part of photosynthesis occurs.