The Video lecture from Bioenergetics (F.Sc. First Year Biology) covers: The detailed structure and working of Chloroplast in plant mesophyll cells and how Chloroplasts help in the production of sugars during photosynthesis. It also includes brief introduction about photosynthetic pigments including chlorophylls and carotenoids and their absorption spectrum. Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.