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प्रश्न
The individual flattened stacks of membranous structures inside the chloroplasts are known as :
A. Grana
B. Stroma
C. Thylakoids
D. Cristae
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उत्तर
Thylakoids
(The individual flattened stacks of membrane material inside the chloroplast are known as thylakoids.)
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संबंधित प्रश्न
The diagram given below represents an experiment to prove the importance of a factor in photosynthesis. Answer the questions that follow :
What will you observe in the experimental leaf after the starch test?
Fill in the blank:
Xanthophyll is ______ coloured pigment.
Fill in the blank:
CO2 enters the leaf through ______.
How does carbon dioxide return to the atmosphere? Explain.
A student in order to study the importance of certain factors of photosynthesis took a potted plant and kept it in the dark for over 24 hours. Then in the early hours of the morning the student covered one of the leaves with black paper in the centre only. Student placed the potted plant in the sunlight for a few hours, and then tested the leaf which was covered with black paper for starch.
(i) What aspect of photosynthesis was being investigated?
(ii) Is there any control in this experiment? If so, state the name.
(iii) Why was the plant kept in the dark before the experiment?
(iv) Describe step by step how the candidate proceeded to test the leaf for the presence of starch.
The production of starch, and not glucose, is often used as a measure of photosynthesis in leaves because
"Oxygen is a waste product of photosynthesis." Comment.
All life on earth Would come to an end if there were no green plants.
Explain the term Plastoquinone.
Choose the Odd One Out
1. What happens to the dandelion flower
- During the daytime?
- At night?
2. What is the phenomenon known as?
