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प्रश्न
Name the following:
Source of oxygen given out in photosynthesis.
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उत्तर
Water
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संबंधित प्रश्न
Distinguish between the following:
Photosynthesis and photophosphorylation.
A plant is kept in a dark cupboard for 48 hours before conducting any experiment on photosynthesis in order to
The site of light reaction in the cells of a leaf is ______.
"Oxygen is a waste product of photosynthesis." Comment.
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?
Photosynthesis in green plants is directly and indirectly dependent on so many plant structures.
Explain briefly the role of the following structures in this process is Stomata.
Oxygen given out during photosynthesis comes from water. Explain this statement.
Choose the Odd One Out
Choose the correct option.
The net result of photo-oxidation of water is release of ______.
Study the diagram given below and fill in the blanks with suitable words:
In order to prove that carbon dioxide is necessary for
(a) ______, a potted plant is placed in dark for 48 hours to (b) ______ the leaves. A part of a leaf is inserted into a conical flask containing potassium hydroxide solution. This is to absorb (c) ______ from the flask. The plant is then placed in sunlight for a few hours. The experimental leaf is tested for starch. The part of the leaf that was inside the conical flask turns (d) ______, whereas the part of the left outside turns (e) ______ in colour.
