What is the definition of rough ER

Edoplasmic reticulum

Explanation:

it's a network of membranes that folds, modifies, and transports proteins throughout the cell.

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

6h2o+6co2=c6h12o6+602