10 Questions
What is the primary function of chlorophyll in a plant leaf?
To trap light energy and convert it into chemical energy
What is the purpose of de-starching a variegated plant kept in complete darkness?
To remove existing starch in the leaves
What is the significance of boiling the leaf in water before exposing it to sunlight?
To break down cell walls and denature enzymes
What is the role of sucrose in a plant's phloem?
To transport carbohydrates
What observation indicates the presence of starch in a leaf exposed to iodine?
The color turns blue-black
What is the primary role of sodium bicarbonate in the setup involving plant A?
It produces carbon dioxide for photosynthesis
In the context of this experiment, what is the function of NaOH (Sodium Hydroxide) placed inside plant B's bell jar?
It absorbs carbon dioxide from the air
What would be the expected outcome if the spongy mesophyll did not contain many chloroplasts?
Reduced gaseous exchange within the leaf
What is the main role of guard cells in relation to the stomata?
Regulate the opening and closing of stomata to control water loss
What is the significance of the vascular bundles, consisting of xylem and phloem, in a plant leaf?
Facilitate the transport of water, nutrients, and sugars within the leaf
Test your knowledge about the process of photosynthesis and the use and storage of carbohydrates produced. Learn about the conversion of light energy into chemical energy and the various uses of glucose, starch, and cellulose in plant cells.
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