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प्रश्न
Photosynthesis is a natural process by which green plants manufacture food in the presence of sunlight.
State the conclusions which can be drawn, to represent photosynthesis as a physical or a chemical change.
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उत्तर
Carbon dioxide and water cannot be obtained back from glucose and oxygen hence it is a chemical change.
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संबंधित प्रश्न
State whether the following statement is true or false. In case a statement is false, write the corrected statement.
Cutting a log of wood into pieces is a chemical change.
Choose the most appropriate answer.
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Earthquake is a desirable change.
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- Name the residue which remains behind after the salt solution is boiled.
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- Give a reason why the above experimentation would not be possible if calcium carbonate was taken in place of potassium chloride.
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