09: Plant Physiology

  • What is photosynthesis?

    What is photosynthesis?

    Photosynthesis is the process by which plants convert light energy into chemical energy, producing glucose and oxygen from carbon dioxide…

  • What is transpiration?

    What is transpiration?

    Transpiration is the process by which water is absorbed by plant roots, moves through the plant, and is lost as…

  • What are stomata?

    What are stomata?

    Stomata are small openings on the surface of leaves and stems that allow the exchange of gases (such as oxygen…

  • What is the role of xylem in plants?

    What is the role of xylem in plants?

    Xylem is responsible for transporting water and minerals from the roots to the rest of the plant.

  • What is the function of phloem in plants?

    What is the function of phloem in plants?

    Phloem is responsible for transporting sugars and other organic compounds from the leaves (where they are produced) to other parts…

  • What is the role of chloroplasts in plants?

    What is the role of chloroplasts in plants?

    Chloroplasts are organelles in plant cells that contain chlorophyll, the pigment responsible for capturing light energy for photosynthesis.

  • What is the process of root pressure?

    What is the process of root pressure?

    Root pressure is the force that pushes water and nutrients up from the roots to the stems and leaves, helping…

  • What is the importance of nitrogen fixation in plants?

    What is the importance of nitrogen fixation in plants?

    Nitrogen fixation is the process by which certain bacteria convert nitrogen gas from the atmosphere into ammonia, which plants can…

  • What is the significance of water to plant growth?

    What is the significance of water to plant growth?

    Water is essential for plant growth as it is involved in photosynthesis, nutrient transport, and maintaining cell turgidity, which keeps…

  • What is the role of auxins in plants?

    What is the role of auxins in plants?

    Auxins are plant hormones that regulate growth, especially in the elongation of cells. They also play a role in phototropism…