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प्रश्न
Cyanobacteria and some other photosynthetic bacteria don’t have chloroplasts. How do they conduct photosynthesis?
उत्तर
Cyanobacteria and some other photosynthetic bacteria do not have chloroplasts. But they have folds in their inner membrane where photosynthesis occurs. They have bluish pigment phycocyanin which captures solar energy to carry out photosynthesis.
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संबंधित प्रश्न
Consider an experiment, where thylakoids are removed and kept in a culture medium. The medium is supplemented with all the requisites of photosynthesis, i.e. \[\ce{CO2}\], \[\ce{H2O}\]. The setup is exposed to light. Hexose sugar is not formed as the end product.
Choose the option that justifies the above result.
Which of the following is the site of photolysis of water?
Grana refer to ______.
Which light range is least effective in photosynthesis?
During light reaction in photosynthesis the following are formed ______.
Dark reaction in photosynthesis is called so because ______.
Which products formed during the light reaction of photosynthesis are used to drive the dark reaction?
The entire process of photosynthesis consists of a number of reactions. Where in the cell do these take place?
Synthesis of starch ______
Which property of the pigment is responsible for its ability to initiate the process of photosynthesis? Why is the rate of photosynthesis higher in the red and blue regions of the spectrum of light?
In the figure given below, the black line (upper) indicates action spectrum for photosynthesis and the lighter line (lower) indicates the absorption spectrum of chlorophyll a. Answer the following:
- What does the action spectrum indicate? How can we plot an action spectrum?
- How can we derive an absorption spectrum for any substance?
