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प्रश्न
Write the overall chemical equation for photosynthesis.
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उत्तर
\[\ce{\underset{dioxide}{\underset{Carbon}{6CO2}} + \underset{Water}{12H2O}->[Sun light][Chlorophyll]\underset{Sugars}{C6H12O6} + \underset{Water}{6H2O} + \underset{Oxygen}{6O2}↑}\]
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संबंधित प्रश्न
An experiment was set up as shown in the figure given below . The twig in the diagram was intact on the plant and it was as such in sunlight for a few hours .
(i) What is the aim of the above experiment ?
(ii) Why was potassium hydroxide placed inside the conical flask ?
(iii) What test would you perform on the leaf inside the flask?
(iv) What is the expected result of the above test ?
(v) Is it necessary to similarly test on outer leaf also ? Giva a reason .
Fill in the blank:
Land plants obtain their carbon dioxide from the ______.
All life owes its existence to chlorophyll. Give reason.
Given below is a schematic diagram to illustrate some aspects of photosynthesis.
- Fill up the gaps, in blank spaces (1-4), by writing the names of the correct items.
- What phenomenon do the thick arrows A and B indicate?
Given alongside is the diagram of an experimental set-up:
Will it work satisfactorily? Given reason.
The diagram below shows two test-tubes A and B. Test-tube A contains a green water plant. Test-tube B contains both a green water plant and a snail. Both test-tubes are kept in sunlight. Answer the questions that follow:
(a) Name the physiological process that releases the bubbles of oxygen.
(b) Explain the physiological process as mentioned above in (a).
(c) What is the purpose of keeping a snail in test-tube B?
(d) Why does test-tube B have more bubbles of oxygen?
(e) Give an example of a water plant that can be used in the above experiment.
(f) Write the overall chemical equation for the above process.
Name the following:
The site of light reaction in the cell of a leaf.
Complete the following sentence with appropriate word:
Carbon dioxide enters the leaf through _______.
Name two aquatic plants which can be used for the experiment of photosynthesis.
