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प्रश्न
The figure given below represents an experiment to demonstrate a particular aspect of photosynthesis. The alphabet ‘A’ represents a certain condition inside the flask.
(i) What is the aim of the experiment?
(ii) Identify the special condition inside the flask.
(iii) Name an alternative chemical that can be used instead of KOH.
(iv) In what manner do the leaves 1 and 2 differ at the end of the starch test?
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उत्तर
(i) To prove that CO2 is necessary for photosynthesis.
(ii) No CO2 in the flask.
(iii) CaO (limestone), potassium pyrogollate.
(iv) Leaf 1, no change in colour with a starch list.
Leaf 2, will turn blue-black at the end of starch test.
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संबंधित प्रश्न
Choose the correct answer:
Which one of the following features of plant leaves plays an important part in photosynthesis?
Choose the correct answer:
A cell that lacks chloroplast does not ______________
Differentiate Between:
Stroma of chloroplast and Grana of chloroplast
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The process of photosynthesis takes place in the dark.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Photosynthesis occurs in all the cells of a plant.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
No transpiration occurs during photosynthesis.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
All the starch produced in a leaf remains stored in it for 2-3 weeks before it is used by other parts of a plant.
Mention the significance of the following mineral:
Magnesium for green plants.
The colour of VIBGYOR spectrum, which is reflected by chlorophyll, is ______.
Define the following term:
Thylakoids
