Question #05c36
1 Answer
May 5, 2017
Plants use
Explanation:
Plants have two step mechanism to use atmospheric
1. Light dependent mechanism or hill's reaction or light reaction
2. Light-independent mechanism or dark reaction or Calvin cycle
Stomata is required by plants to Exchange gases and water vapors during day time. In Night time gaseous and water vapors exchanges are not required and have to be limited. Due to these factors Stomatas close and inhibits any such exchanges.
Point to note: Not all Stomata close at night few numbers, which is negligible compared to whole number on a plants leaf, remains open at night too.