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Question
The figure below represents an experiment set up to study a physiological process in plants:
(i) Name the physiological process being studied.
(ii) Explain the process.
(iii) What is the aim of the experiment?
(iv) Give a well-balanced equation to represent the process.
Solution
(i) Photosynthesis.
(ii) It is the process in which green plants manufacture food from carbon dioxide and water, in the presence of sunlight.
(iii) To show that oxygen is given out during photosynthesis.
(iv) \[\ce{6CO2 + 12H2O->[Light][Chlorophy]C6H12O6 + 6H2O + 6O2}\]
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RELATED QUESTIONS
A potted plant with variegated leaves was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours and then placed in bright sunlight for a few hours. Observe the diagrams and answer the questions:
- What aspect of photosynthesis is being tested in the above diagram?
- Represent the process of photosynthesis in the form of a balanced equation.
- Why was the plant kept in the dark before beginning the experiment?
- What will be the result of the starch test performed on Leaf ‘A’ shown in the diagram? Give an example of a plant with variegated leaves
- Draw a neat labelled diagram of a chloroplast.
Identify the false statement and rewrite it correctly by changing the first or last word only.
Photosynthesis occurs only in cells containing chloroplasts.
Differentiate Between:
Chloroplast and Chlorophyll
(i) Identify the above diagram.
(ii) Label the guidelines 1-3.
(iii) Name the phenomenon which takes place in the above diagram.
(iv) Define the phenomenon.
(v) What is the importance of the above phenomenon?
Give technical term:
Name the structure where photophosphorylation takes place.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Too much light destroys chlorophyll.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Photosynthesis occurs only in plants.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Photosynthesis results in loss of dry weight of the plant.
The granum is a pile of many ______.
Distinguish between the following pairs on the basis of the word indicated in the bracket ( ).
Stoma and Stroma (structure)
