ï»¿ Name the products of light reaction and where they are used ? from Biology Photosynthesis in Higher Plants Class 11 Assam Board

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Photosynthesis in Higher Plants

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Name the products of light reaction and where they are used ?

Products of light reaction are ATP, NADPH and O2Â of these O2Â diffuses out of the chloroplast while ATP and NADPH are used to drive these processes leading to synthesis of food that is sugars.
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Name the first stable compound formed in C3Â cycle.

3-phosphoglyceric acid (PGA)
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Why Rubisco is not affected by O2 in C4 plants ?

O2 is formed in mesophyll cells while Rubisco is present in bundle sheath cells. Therefore Rubisco does not come in contact with O2 and is thus not affected by it.
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What is stroma ?

Stroma is matrix or the cytoplasm of chloroplast where dark reaction of photosynthesis takes place.
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What are grana ?

Grana are the stacks of thylakoids embedded in the stroma of a chloroplast. They are the sites of light reaction of photosynthesis.
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Where CO2 assimilation occurs in CPlants ?

In bundle sheath cells.
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