कहानी रसायन विज्ञान की : अनिर्बान हाजरा द्वारा हिंदी पीडीऍफ़ पुस्तक – विज्ञान | Kahani Rasayan Vigyan Ki : by Anirban Hazra Hindi PDF Book – Science (Vigyan)

Pustak Kharidein

Pustak Ka Vivaran : Rasayanon kee halachal ho rahi hai, har samay, hamare charon or ! sooraj roshani aur garmee de raha hai, ped -paudhe ug rahe hee, jeev-jantu oorja ke liye bhojan kar rahe hai aur mare huye jeev sad-gal rahe hai. In sabame rasayan apana-apana kam kar rahe hai. Hamare shareer mein hee har samay hajaron rasayanik kriyaen chal rahi hai-bhojan ka pachana, aankhon se dekhana…………

Description about eBook : There is a stir of chemicals, all around us, all the time! The sun is giving light and heat, trees and plants are growing, animals and animals are eating for energy and dead creatures are rotting. Chemicals are doing their own work in all of them. Thousands of chemical reactions are going on in our body all the time – digesting food, looking through the eyes………….

44 Books पर उपलब्ध सभी हिंदी पुस्तकों कोदेखने के लिए – यहाँ दबायें