A student is to conduct an experiment to show CO2 is released during respiration. List two precautions that he/she must take for obtaining correct observation
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Answer:
Two precautions to be taken are:
(i) Germinating seeds (living) should be used.
(ii) The experiment set up must be air-tight.
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The precaution should be taken that the experiment is done in absence of air or in air tight container.
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