Photosynthesis and Carbohydrate Use
10 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary function of chlorophyll in a plant leaf?

  • To produce carbon dioxide for respiration
  • To absorb water through the roots
  • To trap light energy and convert it into chemical energy (correct)
  • To store carbohydrates for future use
  • What is the purpose of de-starching a variegated plant kept in complete darkness?

  • To improve the absorption of nutrients from the soil
  • To remove existing starch in the leaves (correct)
  • To enhance the green color of the leaves
  • To prevent the uptake of carbon dioxide
  • What is the significance of boiling the leaf in water before exposing it to sunlight?

  • To enhance the color of the leaf
  • To prevent the loss of water through transpiration
  • To increase the chlorophyll content
  • To break down cell walls and denature enzymes (correct)
  • What is the role of sucrose in a plant's phloem?

    <p>To transport carbohydrates</p> Signup and view all the answers

    What observation indicates the presence of starch in a leaf exposed to iodine?

    <p>The color turns blue-black</p> Signup and view all the answers

    What is the primary role of sodium bicarbonate in the setup involving plant A?

    <p>It produces carbon dioxide for photosynthesis</p> Signup and view all the answers

    In the context of this experiment, what is the function of NaOH (Sodium Hydroxide) placed inside plant B's bell jar?

    <p>It absorbs carbon dioxide from the air</p> Signup and view all the answers

    What would be the expected outcome if the spongy mesophyll did not contain many chloroplasts?

    <p>Reduced gaseous exchange within the leaf</p> Signup and view all the answers

    What is the main role of guard cells in relation to the stomata?

    <p>Regulate the opening and closing of stomata to control water loss</p> Signup and view all the answers

    What is the significance of the vascular bundles, consisting of xylem and phloem, in a plant leaf?

    <p>Facilitate the transport of water, nutrients, and sugars within the leaf</p> Signup and view all the answers

    More Like This

    Photosynthesis Process in Plants
    5 questions
    Biology Chapter Photosynthesis Quiz
    8 questions
    Use Quizgecko on...
    Browser
    Browser