हमारे जानवर : सुरेश सिंह द्वारा हिंदी पीडीऍफ़ पुस्तक – सामाजिक | Hamare Janvar : by Suresh Singh Hindi PDF Book – Social (Samajik)

Pustak Kharidein

Pustak Ka Kuch Ansh : Ek bat sab Jeevadhariyon ke liye aur bhi Aavashyak hai, jisake bare mein hamen kuchh jan lena zaruri hai. Jab kisi jati ke jeevon ke aas- pas ki paristhitiyan badal janti hain, tab un jeevon ko bhi apane mein usi ke anusar parivartan kar lena padata hai. Yah parivartan jald nahin ho jata balki peedi dar peedhi chalata rahata hai. Ise ham prakrtik-chayan………

Short Passage of eBook : One thing is more important for all living beings, about which we need to know something. When the conditions of the surroundings of any species of animals are changed, then those organisms also have to change themselves accordingly. This change does not happen soon, rather it continues to happen generation after generation. We call it natural selection ………

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