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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.
APPEARS IN
संबंधित प्रश्न
Name the following:
The part of chloroplast where the dark reaction of photosynthesis takes place.
Stroma is ground substance in ______.
Most leaves have the upper surface more green and shiny than the lower one. Why?
Which tissues and cells are mainly concerned with photosynthesis?
Differentiate Between:
Stroma of chloroplast and Grana of chloroplast
Differentiate Between:
Autotrophs and Heterotrophs.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Out of nine types of chlorophyll, chlorophyll ‘a’ and ‘b’ are most abundant.
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 the significance of the following mineral:
Magnesium for green plants.
Draw a neat, labelled diagram of a chloroplast.
