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Solution


Q.

In photosynthesis, the light-independent reactions take place at            [2015]
1 photosystem II  
2 stromal matrix  
3 thylakoid lumen  
4 photosystem I.  

Ans.

(2)

The light-independent reactions (dark or Blackman’s reactions) of photosynthesis take place in the stroma or matrix of chloroplasts. These reactions are enzymatic reactions which catalyse assimilation of CO2 into carbohydrates.