Carbon dioxide is given out during respiration what precautions in necessary for the experiment?
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keep the mouth of test tube away from you and your surroundings.
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To perform this experiment, the precautions which must be followed are listed below in points -
1. The conical type of flask that will be used in this experiment must be kept airtight. This can be done by putting. cork in the mouth of this flask.
2. The end of the tube made of glass which is shorter must be fixed in such a manner that it does not come in contact with the seeds.
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