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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 figure given below represents an experimental setup with a weighing machine to demonstrate a particular process in plants. The experimental setup was placed in bright sunlight. Study the diagram and answer the following questions:
(i) Name the process intended for study.
(ii) Define the above mentioned process.
(iii) When the weight of the test tube (A & B) is taken before and after the experiment, what is observed? Give reasons to justify your observation in A & B.
(iv) What is the purpose of keeping the test tube B in the experimental setup?
The following statement is about photosynthesis in a green plant. Write whether it is True or False.
A variegated leaf (one that has white as well as green patches) will only photosynthesize in the green areas.
The diagram alongside represents an experiment conducted to prove the importance of a factor in photosynthesis.
Study the same and then answer the questions that follow:
(i) Name the factor being studied in his experiment.
(ii) Why was the plant kept in a dark room before conducting the experiment?
(iii}Why was the experimental leaf then kept in
1. boiling water 2. methylated spirit?
(iv) Name the solution used to test for the presence of starch in the leaf.
(v) What will we observe in the experimental leaf at the end of the starch test?
(vi) Give a balanced chemical equation to represent the process of photosynthesis.
The production of starch, and not glucose, is often used as a measure of photosynthesis in leaves because
The number of water molecules required in the chemical reactions to produce one molecule of glucose during photosynthesis is
Explain the Term NADPH.
Explain the term NADP.
Give technical term:
The form of energy is converted into chemical energy during photosynthesis.
Name the minute openings seen on the lower surface of the leaf.
Assertion (A): All food chains begin with herbivores.
Reason (R): Green plants are heterotrophs.
