Question

what are light reactions? where do thes reactions occur

Answer 1

These are those reactions which are dependant on light for conversion of light energy in to chemical energy in the form of Adenlsine Tri Phosphate and Nicotinamide Adenine Dinucleotide phosphate.

These occur in the chloroplast of plants where chlorophyll is present.

Answer 2

light reaction also known as photochemical reaction of photosynthesis is the reaction in which light energy of the sun is utilized to break down water molecules to realese hydrogen oxygen and an electron which help to convert NADP to NADPH and produces carbohydrates which is stored as starch .

they occur in the thylakoids of the chloroplasts present in the cells because thylakoids contai chlorophyll