Botany - Biological Classification Question with Solution | TestHub

BotanyBiological ClassificationKingdom MoneraEasy2 minPYQ_2020
BotanyEasysingle choice

The first organisms which released oxygen in the environment by its photosynthesis were:

Options:

Answer:
A
Solution:

Cyanobacteria or BGA are first photosynthetic organism on earth which stared production of oxygen in their photosynthesis, thus their photosynthesis is called as oxygenic photosynthesis. They had chlorophyll a similar to higher plants thus were capable of causing photolysis of water to release oxygen.

Stream:NTA_ABHYAS_NEETSubject:BotanyTopic:Biological ClassificationSubtopic:Kingdom Monera
⏱ 2mℹ️ Source: PYQ_2020

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