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Which of the following precautions are to be taken for a successful run of the experiment to show that carbon dioxide is given out during respiration?A. Cork should be air-tightB. Seeds in the flash should be totally dryC. A small tube with freshly prepared KOH solution should be placed in the flaskD. The end of the delivery tube should be above water levelThe correct answer is :(1) A and B(2) A and C(3) A, B and C(4) A, B and D |
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Answer» Which of the following precautions are to be taken for a successful run of the experiment to show that carbon dioxide is given out during respiration? A. Cork should be air-tight B. Seeds in the flash should be totally dry C. A small tube with freshly prepared KOH solution should be placed in the flask D. The end of the delivery tube should be above water level The correct answer is : (1) A and B (2) A and C (3) A, B and C (4) A, B and D |
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