A. take in Carbon Dioxide
B. give off Oxygen
C. give off Carbon Dioxide
D. None of these
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B & C both
Option A and both are correct.
Option A and D both are correct.
Plants also take oxygen
Both b and c is true. At night plants take in oxygen and give off carbon dioxide
During night plants give off co2 and take in oxygen then why in this question option B is correct only , why not both A and B??
please rectify the option b and c because both option are relevant . at the night time plants take in oxygen and give off carbon dioxide.