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Likitha made an experiment that CO2 is l...

Likitha made an experiment that `CO_2` is liberated during respiration. But the lime water in it do not changed to milky white what is the error made by her?

A

She tightened the cap of the bottle

B

She took lime water in a small beaker

C

She took seeds tha are germinated

D

She applied wax around the cap of the bottle

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