Botany - Photosynthesis in Higher Plants Question with Solution | TestHub

BotanyPhotosynthesis in Higher PlantsMechanism of PhotosynthesisEasy2 minPYQ_2020
BotanyEasysingle choice

In photosynthesis, 12 molecules of water are utilized and 6 molecules of water are released while the formation of one molecule of glucose. The oxygen atom present in glucose came from

Options:

Answer:
A
Solution:

Martin, Ruben, and Kamen proved that the source of oxygen evolved during photosynthesis is water. They used heavy isotope of oxygen O18as follows:



This experiment also proves that oxygen present in glucose comes from carbon dioxide, and the water produced during photosynthesis also has oxygen which comes from carbon dioxide.

Stream:NTA_ABHYAS_NEETSubject:BotanyTopic:Photosynthesis in Higher PlantsSubtopic:Mechanism of Photosynthesis
⏱ 2mℹ️ Source: PYQ_2020

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