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प्रश्न
Name the following:
The first form of food substance produced during photosynthesis.
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उत्तर
Glucose
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संबंधित प्रश्न
Give biological reasons for the following statements : In some xerophytes leaves are modified into spines
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 specific function of light energy in the process of photosynthesis is to
A candidate studied the importance of certain factors in photosynthesis. He took a potted plant and kept in the dark for over 24 hours. In the early hours of the next morning, he covered one of the leaves with black paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.
Describe step by step, how the candidate proceeded to test the leaf for the presence of starch?
Explain the Term ATP.
Write the functional activity of the following structure:
Granum
Choose the correct option.
For fixing one molecule of CO2 in Calvin cycle _______ are required.
Chlorophyll in a leaf is required for ______.
When iodine solution is added for testing starch, part of the leaf with ______ turns a blue-black color.
A potted plant with variegated leafes was kept in dark for 24 hours and then placed in bright sunlight. Answer the following questions.
- Which aspect of photosynthesis is being tested in the above diagram?
- Why was the plant kept in the dark for 24 hours?
- After the starch test, what will be the colour of the yellow and green parts of the leaf? Give reasons to support your answer.
